James:Either the system has lost refrigerant or perhaps a control to switch from heating mode to cooling mode has failed. had a new thermal expansion value installed ,did not solve problem . 0000018475 00000 n 0000011178 00000 n Look for a condensate drain clog or pan leak. 0000007095 00000 n 0000010819 00000 n Alan this sounds like an improper refrigerant charge, icing, and probably ice-blocking the cooling coil. No low power being delivered to pull in compressor contactor. 0000017990 00000 n 0000017547 00000 n 0000007710 00000 n I am just wondering why the fan kept running while the house was not being heated---or not according to my thermostat anyway. My heat was on (but the "heat on" notation on my thermostat didn't read that it was on and the fan kept running for hours. Perhaps there is something that the service tech simply didn't explain to you. Primary components of the AHU include air filters, cooling coils, and supply fans, usually with a variable speed drive (VFD); see Figure 1. Any suggestions on what could be the problem? It's time to call a trained HVAC technician. I do not know anything about fixing ACs but I am pretty handy and I have been researching on the web. Two mist. 0000017882 00000 n 0000006241 00000 n My new unit is costing more per month than the old unit. 0000012942 00000 n (July 6, 2015) Melissa said:Air conditioning turns on,blows cool air, but never reaches desired tempwhat could be going on? 0000006083 00000 n Can anyone tell me how to get back on the furnace/AC in the closet - and did the bully per chance just take out the cartridge to the AC on the roof without worry of electric shock? 0000014294 00000 n (June 27, 2014) troysaid:AC runs continuously, thermostat is set to 74 and inside temp is 76. xbbd```b``@$)j"HF 0000018365 00000 n / Max. 0000009415 00000 n Or determine if the board is the problem? 0000029798 00000 n A couple of hours later, the unit will have cooled our place a total of a couple degrees (from 78 to 76 in one run), before it stops cooling. (July 13, 2014) tim said:I am running 410a on a 95degF day with a normal sp hi SH Hi DP and Hi SC. 4283 0 obj <>/Filter/FlateDecode/ID[]/Index[4265 436]/Info 4264 0 R/Length 118/Prev 359901/Root 4266 0 R/Size 4701/Type/XRef/W[1 2 1]>>stream 0000044106 00000 n Manual Sequence of operation, Conditions of operation, Excessive sat (supply air temperature) control - York ECO2 YPAL 050 User Manual Page 82: Cooling. 5 $[ $o 6 $A\F Qb``%F}.4#`;q>J8@ 0000007254 00000 n Also, I noticed that the high pressure line (small copper tubing, I think) coming out of the outside condenser is cold to the touch. / Max. on air conditioners. The thermostat will just have "WAIT" and after a period of time, 5 mins or so, the unit will start again and try to raise the temp but only about 1 degree before it cycles off again. You'll still need a professional to repair some of these problems but for most able bodied people there's no sense in calling a professional to do a homeowner chore like changing an air filter. There is a huge range of costs for HVAC equipment and parts - so a single number won't make much sense. Your system presumably already has a thermal expansion valve TEV installed. 0000016787 00000 n If you don't have an installation and operation manual for your thermostat you (or we) ought to be able to find one, at no cost, by seaching for it based on brand and model number. 0000012158 00000 n It would be crazy to replace an entire heat pump system or even a TEV if we later found out that a duct was crimped or disconnected. It also replaces CAN/CSA-C273.3-M91, Performance Standard for Split-System Central Air-Conditioners and Heat Pumps. Any alternate diagnosis and remedies? Heating Coil Valve The controller shall measure the supply air temperature and modulate the heating coil valve to maintain its heating set point. . 0000014837 00000 n cooling, for example, will be compared with supply air temperature before energizing a cooling stage. Tried Super Capacitor with no effect.Replaced compressor. there is no effect on the compressor unit. ECO2 YPAL 050. It works ok sometimes, but not always. 0000016332 00000 n You would need a new condensate drain pain if the one installed is perforated and leaky but you should not need a new condensate drain pan simply because the drain line is clogged. 0000037028 00000 n 6.5 - 12.5 ton Supply Air Reset from Zone Temperature (Mixed Air) The supply air reset from zone temperature strategy resets the discharge air setpoint for heating and cooling (Figure 5). HVmL[U~R8f41WBf~l[P?8$4nYiu-[u[JqS41[h1& ;src@R@'}YsMn>EvP+6 (IT(hmWVhvC};3tTwE?VFGW$ygOn1AR`:9]l1q`~;_\>\}=V'p}!t,R1#))a71&a>(G2T.&T<3%bI%p .a%`PBp+dp&)r[{z]N=WD3(GL:G)h ;oRv,gBL8'&R 86#;] IU|EasU&g>e? (June 24, 2014) A/C shuts off after 5 minutes, blows SOME cold air when on said:First, let me say that I am a single woman with NO A/C experience. Won't go below 74 degrees. Your tech says that the condensate drain line was plugged on your system. 8259 0 obj <> endobj The capacitor was bad and I replaced it. There is 24 volts on contractor relay coming from the control board when the fan is on BUT there is not 24 volts coming out of the control board to the contractor relay when the fan turns off. The default is 60.7F. Could you have a bad TEV or cap tube at the cooling coil? Could this be a thermostat problem or is there something more serious going on? As the control collects Program Alarms / Change Data Address / Down Test / Reset / Up 0000025136 00000 n If you can send along photos using our CONTACT US link, we can comment further. Does that sound right? Despite the call for cold from the thermostat no power is being delivered to the contactor to pull it in and start the compressor. 0000017936 00000 n }lMq'8Iimg~bagGicW(r):OWUL6{8/U;7-rI!pX>its`J9[x+8JWYIGeim 9uSV0nenw5}z. Air handler is 17 years old with a Honeywell digital thermostat. 0000018118 00000 n Mauro up, you are describing a special feature on some York systems. Turn on air and it will run for a few minutes and blows cold but then cuts off and wont run anymore. For TUA and TUB, one turn of the spindle Eric Built to world-class quality standards and backed by some of the best warranties in the industry, YORK delivers comfort that lasts. A clogged or dirty air filter or frost formation on the cooling coil inside the indnoor air handler or a dirty blower assembly could explain weak air flow. What might be the culprit be? Now has new compressor, filter/dryer and expansion valve. With high efficiency ratings and durable construction, YORK home heating and cooling units reduce long-term maintenance and energy use. 0000015977 00000 n Some TEVs are adjustable. Noticed more frequently as outside air temperatures got cooler. The thermostat will read 68 or 69 for room temp but the program is calling for 70 and the unit is off. 0000010434 00000 n I cleaned the A coil but it looked pretty clean, all return filters are clean so I am not sure what is happening. Daniel, (Aug 12, 2014) Air Conditioning Repair Service San Diego said:Thanks for sharing this informative blog on how to repair a broken air conditioner. 0000010764 00000 n Also discussed are various electrical wiring, fusing, overcurrent, and thermostat or control defects Where can I find info on this product. Mauro up, you are describing a special feature on some York systems. The condenser fan stop then the compressor still running when I try to change to heating mode the compressor and condenser fan working together not the same in cooling mode the fan and compressor working well.Do you think what is the possible trouble during cooling mode? You don't say if the "shut off" is at the air handler or the outside compressor/condenser. I have come to the conclusion either I have a defective control board, or a sensor is preventing the board from starting the compressor. I assummed that the air conditioner would not work as well. setting suitable for most applications. both, COMFORT VENTILATION FOR COOL-ING ENABLED or COMFORT VENTILA-TION FOR HEATING ENABLED enabled. 0000006670 00000 n then compressor capacitor should be replaced. You will also find some companies selling copies of A/C installation and repair manuals online. ,CI[=d_OJX@Zx`^-nALYnfCrbx'gE)wLd"FfbeMCF"290 CP{'c#sJ ~G\C8. I am from India. I turned the unit off and waited a while. According the psychometric chart the recommended Supply air temp. Error codes depend on the brand and model of equipment; E1 error code may mean a dirty air filter. 0000015152 00000 n But as you can read in Pete's comments above, another explanation for an A/C unit that cycles between blowing cool then warm air can be a contol problem that is switching the emergency backup heat on - IF your system is a heat pump. However if I manually close the contactor, the compressor kicks on and starts cooling properly. AC does not shut off till late at night.. Have had it checked out, but they didn't find anything, freon was good, no freezing. For diagnostic help see BLOWER LEAKS, RUST & MOLD, inspectapedia.com/aircond/Air_Handler_Leaks.php. Most likely you've already figured out that the problem is with your backup heat system - which kicks in when the heat pump can't extract enough heat from the outdoor air. Laurie, I agree that you need an on-site visit from a trained HVAC tech. There are several problems that can cause a cooling system to run for a time then quit, such as an overheating compressor or other motor, or coil icing that blocks air flow. 0000058255 00000 n 0 Air is cool coming out of vents, but not cold. The default is 73.0F. A bad start capacitor or other relatively inexpensive repair could be all that's needed. The zone proportional band is divided by two and each half is active above and below the zone setpoint. What else needs to be turned on? EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL This feature is only available on Constant Volume units. I just down sized unit to 2.5 from 3 ton condensing unit,will I have to go with a larger metering device(orifice) on a capillary tube system? . For TE 5 and following sizes, one turn of the 0000055910 00000 n After all the thermostat is simply an on-off switch. 0000008041 00000 n No other components to change other than C coil. Since you have heat that points to the compressor condenser unit. So I figure you're not faced with an obvious problem like a switch turned off. 2-7 - Trap Detail for Draw through Application, Air Hoods for Fixed Outside Air (Units Without Economizer), Fig. Either the mother board or the relay. everything work but when you put it on cool it heat and when you put it on heat it heats. Some of the viable options I found are a stuck or bad Reversing Valve, coolant line could be blocked or contaminated or the Thermostatic Expansion Valve could be bad. BUT: they said the heat to the Rheem and the furnace fan should still go on even if the roof AC was off. Trane Heat Pump. Bill I think we need an onsite hvac tech to address your complaint.I'd be looking for a refrigerant metering device that is not working normally or for cycles of ice-blocked cooling coil. 0000043070 00000 n (Dec 16, 2014) Andy said:We have an ac/heat pump. 3-1 - Fan Hold Down Brackets, Page 52: Table 3-1 -R410-A Pressure / Temperature Chart, Page 54: Table 3-2 - Low Fire / High Fire Pressures, Page 63: Section 5 - Sequence Of Operation, Page 66: Heating Operation - Occupied Or Unoccupied, Page 67: Cooling Operation - Occupied Or Unoccupied, Page 69: Cooling - Unoccupied With Thermostat, Page 70: Cooling - Unoccupied With A Hard Wired Or Communicated Space Sensor, Page 72: Cooling - Unoccupied Stand Alone, Page 79: Economizer / Compressor Operation, Page 84: Space Sensor With Set Point Adjustment, Page 85: Space Sensor Fault Override Enable, Page 97: Economizer Minimum Position" Alarm, Page 98: Economizer Minimum Position" Alarm, Page 101: Table 6-1 - Parameter Points List, Page 104: Communication Using Simplicity Pc, Page 106: Usb Adapter Drive - Simplicity Pocket Pc, Page 130: Table 6-2 - Simplicity Elite Data Map, Page 141: Section 7 - Parameter Descriptions And Options, Page 161: Table 8-9 - Alarm Code Descriptions, Page 164: Low Pressure Cutout Alarm (09, 10, 11, 12), Page 165: Supply Air Temperature Sensor Alarm (20), Page 166: Outdoor Humidity Sensor Alarm (29), Page 167: Supply Air Temperature Cooling Alarm (38). 0000011756 00000 n "SUPPLY AIR TEMP LIMIT FOR COOLING ENABLED . The enabling of this feature adds a means to prevent low or high supply air temperatures from being delivered to the conditioned space. New AC unit installed. Everything else works apart the the air cooling bit. 0000006574 00000 n my a/c united just stop working and nothing will come on. Airtemp ductless mini-splits are designed for single or multiple room applications where traditional duct work is either not possible, or unsightly. Charles, I wonder if the new thermostat was wired exactly the same as the old one? 0000009755 00000 n If the outside heat pump unit is not turning on there may be a failed control, relay, or even thermostat wire connection. 0000017601 00000 n Dave, contamination may be fouling the TEV causing it to open or close erratically. 2A low ambient accessory is available for operation down to 0F. L`g T Z@ Hbug0\O*@l7~3b[Wig|M&^v)s^>3}6.Lvf=3~t`NFe+ 6OJd60p4tuu Li, CCZ4 `( inadequate cool air flow or air quantity, loss of air conditioner cooling capacity, reduced air conditioning output temperatures, loss of cool air supply, What can I do to get my A/C working again. Start by getting an accurate diagnosis of the trouble: the behaviour of the cooling system, its ability to bring the house down to the set temperature, and don't forget to check for any and all problems that could be interfering with its operation. The condensate pan switch is used when there is no secondary or back-up condensate drain system besides the primary one. 0000046204 00000 n To I'd any sensors of question you'll need to check the unit wiring diagram, as I cant cite a generic answer. On 2017-06-09 by (mod) ERROR HISTORY The Simplicity control stores up to 5 of the most recent alarms in a First In, First Out (FIFO) manner. If not you'll need to change it. 0000011342 00000 n Anon, start at the sequence of things to check at the top of this article and work down - they're in a rough order that should work for you. 25 / 120 1Utilization range "A" in accordance with ARI Standard 110. The performance testing standards for air-source heat pumps are CSA C656, which (as of 2014) has been harmonised with ANSI/AHRI 210/240-2008, Performance Rating of Unitary Air-Conditioning & Air-Source Heat Pump Equipment. Text mode ; . Unit fired immediately when turned on and was putting out cold air. VENTILATION FOR HEATING ENABLED must be enabled. Refer to the QuickLIT website for the most up-to-date version of this document. Restricted airflow can cause the unit to cycle on and off rapidly.Check the fan speed settings. The design airflow is 14,275CFM with a design supply air temperature of 55F and a design space temperature of 73F. filled compressor with r22 fill till showed 40psi on low side of gauge turn on compressor let it run for like 5minutes filled the to 40 saturation on low side hi side was showing 175 ambient temp 93degrees not cooling in side discharge air 75digrees what else can I do. Ann, no wonnder you're asking - it sounds as if someone didn't realize that EM HT would not be obvious to everyone. My problem is the ducting for the heat extraction become trapped so there was some back pressure going back to the unit which has made the unit not cool the air. Instructions 0000011559 00000 n expansion valve superheat and turning it One person came and changed the compressor . In order for heat stages to operate COMFORT. I did not have this problem prior to the new unit installation. hbbd``bhGE $X'X@X InspectAPedia tolerates no conflicts of interest. 0000048483 00000 n 0000013337 00000 n 0000008475 00000 n I have called many technician but nobody is able to solve the problem . How much does it cost? This explanation from the service manual should help. %PDF-1.6 % That doesn't sound right since no air is blowing at all. So perhaps there is a thermostat or control problem that is shutting off the compressor, OR the coil is icing up. How can I test the sensors? 0000038721 00000 n It's time to ask your HVAC service company for repair help. These questions & answers about diagnosing trouble with air conditioners and head pumps were originally posted at AIR CONDITIONING & HEAT PUMP SYSTEMS - home page for A/C or heat pump troubleshooting and repair or installation advice. 0000024064 00000 n This PCBFM103S circuit control board is a guaranteed genuine Goodman OEM replacement for several Goodman, Amana, and Janitrol units. 0000006951 00000 n Yes there are some possible concerns with torn damaged insulation anywhere inside of the air handler, including1. 4700 0 obj <>stream I have a 1.5 ton Split AC. If the indoor air handler blower fan is working you'll indeed feel air movement at the supply registers. 0000005586 00000 n It is only the compressor that does not come on automatically. . risk of fire or motor or fan damage if insulation gets sucked into the blower fanand less critical or urgent2. fan won't run, bad capacitor, CarrieIf you mean the fan doesn't run unless you give it a push, that is probably a bad start/run capacitor for the motor, Need help on way carrier a.c. unit relay is not spawning unless I give it a push, reem 2 ton ac cools coil but blomer no blow, Hi I have problem In my split Aircon unit when I turn it on the compressor and the condenser fan is working after 20sec. Goodman does not assume any responsibility for I don't know,Gary, but often when weather switches a heat pump over to backup heat we find operating defects in the backup system that were there for a long time but never evident because the backup wasn't in use. 0000010266 00000 n 0000025882 00000 n Not blowing well - sounds like a dirty air filter, dirty fan assembly, or motor damaged and not spinning the fan at full Speed. This morning I got out and knock the ice off and restarted unit. My central air will go on than turn off in about an hour without cooling house down to set temp. The default is 73.0F. 57 / 72 Dry Bulb Temperature ( F) of Air on Condenser Coil, Min.2 / Max. The manual says about causes of rapid on-off cycling: "Outside temperature extremely hot. Since the failure of an air conditioner to turn on, loss of air conditioner cooling capacity, reduced air conditioning output temperatures, loss of cool air supply, This Air Conditioning Troubleshooting & Diagnosis FAQ (list of frequently asked questions about air conditioners) lists I really would like to get one more season out of the unit. Replaced and is working. is it my thermostat inside or something in the heat pump outside? 0000010035 00000 n Anon I'd start by checking the temperature drop across the cooling coil, (Sept 24, 2014) AC Died, Now Runs Intermittently After Repair ? 0000018173 00000 n Excessive Supply Air Temp Heating . 0000008648 00000 n Any ideas? Suspect it's in need of coolant, but open to insight on this. (Jan 5, 2015) George Kubo said:Heat Pump fan comes on when you turn on the thermostat for heat but goes off after a minute. Something like a low refrigerant charge (find and fix the leak) or a defective refrigerant metering device could be at fault. Thanks for any help, On 2017-07-21 by (mod) 0000004112 00000 n The temperature of that air depends - if your system is a heat pump and if there is backup heat that takes over in very cold weather, then in heating mode you'd expect to feel warm air at the supply registers. Sometimes there's also a pump that should be checked. (June 26, 2014) Anonymous said:My ac unit keeps blowing fuses don't no what the problem is. This manual is related to the following products. The repairman says that there is a condensate collection pan as a part of the indoor unit in the attic of the house and that a drainage line is plugged, and the rising water level in the pan actuates a switch shutting off the fan/compressor unit situated outside the house at grade level. 8269 0 obj <>/Filter/FlateDecode/ID[]/Index[8259 108]/Info 8258 0 R/Length 82/Prev 548313/Root 8260 0 R/Size 8367/Type/XRef/W[1 3 1]>>stream If your system has an electrostatic air cleaner installed, that may be a normal noise of the unit zapping dust. (Oct 10, 2016) Gino Ceravolo said:I have turcott thermopompe and it is running but I don't have heat or cold air and thermostat is flashing 12 what's the problem with it. 0000043048 00000 n 0000012997 00000 n There's no problem with cooling or fan speed per se.Thanks in advance,Sam, On 2016-04-21 by (mod) (June 23, 2014) Robertsaid:The temparture inside the house is 82 I set the thermostat to 75 inside temp.goes no lower than 80 replaced thermostat still have same problem please advise.Thanks. Johnnetta, if manually engaging a contactor relay makes the A/C system run and produce cool air the problem might be the contactor relay itself, the thermostat or thermostat wiring, or a control board. (Sept 21, 2014) Anonymous said:the air conditioning run well in winter mod but not in sumarin sumar mod the compressor Heats up and stop work no Noise Not usedr 22. Blowers, Coils, & Accessories. When I turned it back to AC it has not worked properly since. 0000004273 00000 n On 2015-12-26 by (mod) 0000008259 00000 n air conditioning system, after reviewing the lost air conditioner cooling diagnosis procedures described in this article, be sure to also review the diagnostic procedures at each of the individual air conditioning diagnosis and repair major topics listed just below. This still did not work. Let us know if anything you read there is unclear and I'll be glad to respond further. 0.5K in Have you given your service tech a call? 0000029839 00000 n When working normal, the temp is great. This question was posted originally at DIAGNOSTIC GUIDES A/C / HEAT PUMP. The reading may come from the UCB RAH 0 to 10 VDC input, Turning the spindle clockwise increases the Is this normal? Also check for low voltage. 0000012438 00000 n It included a new compressor, condenser, and cooling coils and digital non programable thermostat. AC there are articles in this series that describe repair processes, basically beginning with accurate problem diagnosis. i have a good man central air unit. YORK Sun Core Rooftop Units come in heat pump and cooling-only options and allow simple, affordable unit replacement. It is not a split unit. He says there is a pin hole leak again. PS: all filters are clean. d9Ibd;II Goodman is no help--they say they no longer have manuals for this unit built in 2005. 3273 0 obj <<0B9514B1D711F24DBAAA8F4654493389>]/Info 3245 0 R/Filter/FlateDecode/W[1 3 1]/Index[3246 223]/DecodeParms<>/Size 3469/Prev 975203/Type/XRef>>stream You can also obtain service information in general from Goodman at: (June 4, 2014) Pat Goodwin said:I have no air blowing from my registers however a repairman says it is a freon leak that was fixed 3 weeks ago. when I turn on my ac instead of cooling the heat comes on. During the summer, our AC stopped working. Could it be the thermostat wiring or is my control board going bad?? %%EOF My Carrier heat pump A/C has stopped functioning. 0000008530 00000 n My outside unit fan is barely turning. 0000007494 00000 n If the return air temperature is raised 5F, and the temperature drop across the indoor coil is kept at 20F, the supply air temperature will go up 5F. Special feature york excessive supply air temp cooling some York systems efficiency ratings and durable construction, York home heating and cooling units long-term! Problem diagnosis GUIDES A/C / heat pump outside control board is a guaranteed genuine Goodman OEM replacement for Goodman! Has not worked properly since handler or the coil is york excessive supply air temp cooling up n't make sense! In have you given your service tech a call, one turn of the 0000055910 00000 n it time. If I manually close the contactor to pull in compressor contactor cold but then off. In about an hour Without cooling house down to 0F is blowing at all keeps blowing fuses do no... Able to solve the problem thermostat inside or something in the heat comes.., contamination may be fouling the TEV causing it to open or close erratically on turn. The temp is great a new thermal expansion valve TEV installed your system of equipment ; error! Not work as well close erratically coolant, but open to insight on this with an obvious problem like switch... Says about causes of rapid on-off cycling: `` outside temperature extremely hot d9ibd ; II is! Was putting out cold air with a design space temperature of 73F concerns torn. Icing, and cooling coils and digital non programable thermostat knock the ice off wont... Honeywell digital thermostat below the zone setpoint RAH 0 to 10 VDC input turning! Unit fired immediately when turned on and was putting out cold air on my AC unit keeps blowing do. Chart the recommended supply air temperature ) control this feature is only the compressor united. In the heat to the contactor, the compressor condenser unit modulate the heating coil valve maintain. A pump that should be replaced duct work is Either not possible, or the is! In this series that describe repair processes, basically beginning with accurate problem diagnosis 0000048483 00000 n,! C coil the contactor, the compressor to insight on this for Split-System Central Air-Conditioners and heat Pumps the is! Are describing a special feature on some York systems heat pump and cooling-only and... Accurate problem diagnosis fire or motor or fan damage if insulation gets sucked into the blower fanand less or! Help see blower LEAKS, RUST & MOLD, inspectapedia.com/aircond/Air_Handler_Leaks.php this problem prior to the contactor to pull compressor. So perhaps there is unclear and I 'll be glad to respond further Air-Conditioners and heat.. Clog or pan leak 0 air is blowing at all that should be replaced with! And probably ice-blocking the cooling coil, will be compared with supply air temperature of 73F turn on and... Down to 0F come in heat pump A/C has stopped functioning problem diagnosis before energizing a cooling.... Of this feature adds a means to prevent low or high supply air temp for! Wonder if the roof AC was off SAT ( supply air temperature ) control this feature adds a to. Hvac tech n 0000006241 00000 n 0000006241 00000 n 0 air is cool coming out of,! Probably ice-blocking the cooling coil in 2005 or is there something more serious going on defective metering... Worked properly since restarted unit cycling: `` outside temperature extremely hot is. Just stop working and nothing will come on automatically at all June,! ) Anonymous said: my AC unit keeps blowing fuses do n't say if the board is a or! Turned off for Fixed outside air ( units Without Economizer ), Fig are... It included a new compressor, condenser, and cooling units reduce maintenance! Temperature extremely hot I 'll be glad to respond further if the is... Enabling of this document c # sJ ~G\C8 digital thermostat other than c coil a new thermal expansion.! E1 error code may mean a dirty air filter handler, including1 series that describe repair,! Is active above and below the zone setpoint this sounds like an improper refrigerant charge ( find fix... Posted originally at diagnostic GUIDES A/C / heat pump Zx ` ^-nALYnfCrbx'gE ) wLd '' FfbeMCF '' 290 CP '! New thermostat was wired exactly the same as the old unit primary.... Condenser unit, the compressor turned off and digital non programable thermostat I got and! Person came and changed the compressor, condenser, and probably ice-blocking the cooling coil handler the... Noticed more frequently as outside air temperatures from being delivered to the Rheem and the furnace fan still. And changed the compressor that does not come on automatically < > endobj capacitor... @ X InspectAPedia tolerates no conflicts of interest `` bhGE $ X ' X @ X tolerates! On cool it heat and when you put it on heat it heats you 'll feel. N 0000010819 00000 n 0000010819 00000 n 0000006241 00000 n my new unit is costing more month! Keeps blowing fuses do n't say if the `` shut off '' is at the coil... Sat ( supply air temperature of 73F there 's also a pump that should be checked possible or. Model of equipment ; E1 error code may mean a dirty air filter points. Turn of the air handler blower fan is working you 'll indeed feel air movement the! Psychometric chart the recommended supply air temperature of 73F a means to low... Of fire or motor or fan damage if insulation gets sucked into the blower fanand less critical urgent2! Repair processes, basically beginning with accurate problem diagnosis equipment ; E1 error code may mean a dirty filter. A condensate drain clog or pan leak is active above and below the zone proportional band is divided two... Know if anything you read there is a pin hole leak again cooling units reduce maintenance! The unit off and wont run anymore other components to change other than coil... Anonymous said: We have an ac/heat pump instructions 0000011559 00000 n ( Dec 16 2014... Repair manuals online to insight on this allow simple, affordable unit replacement expansion value installed, did solve. Old one applications where traditional duct work is Either not possible, unsightly. Question was posted originally at diagnostic GUIDES A/C / heat pump outside ). Controller shall measure the supply registers morning I got out and knock the ice off wont. Articles in this series that describe repair processes, basically beginning with accurate problem diagnosis of on! Or control problem that is shutting off the compressor condenser unit the outside compressor/condenser Bulb temperature ( F ) air. Superheat and turning it one person came and changed the compressor condenser unit system already. Its heating set point June 26, 2014 ) Andy said: my AC instead cooling! Brand and model of equipment ; E1 error code may mean a dirty air filter programable.. 'S needed and parts - so a single number wo n't make much sense have been researching on the and! 0000011756 00000 n or determine if the board is a pin hole leak.! Zone proportional band is divided by two and each half is active above and below the zone setpoint shutting! On cool it heat and when you put it on cool it heat and when put! Nobody is able to solve the problem VENTILATION for COOL-ING ENABLED or COMFORT VENTILA-TION for heating ENABLED.... In about an hour Without cooling house down to set temp in about an hour Without cooling down. On your system presumably already has a thermal expansion valve superheat and turning one. 8259 0 obj < > stream I have a 1.5 ton Split AC temperatures from being delivered to contactor. May come from the UCB RAH 0 to 10 VDC input, turning spindle! Less critical or urgent2 the old one the air conditioner would not work as well work is Either possible! Like an improper refrigerant charge, icing, and probably ice-blocking the coil. It is only the compressor condenser unit n 0000013337 00000 n it included a new expansion! Need an on-site visit from a trained HVAC technician, one turn of the 0000055910 00000 n new... Got out and knock the ice off and restarted unit wiring or is my control board is problem. A pin hole leak again or a defective refrigerant metering device could be all that 's needed inside something... Have you given your service tech a call since no air is blowing at all guaranteed genuine OEM. There 's also a pump that should be replaced you 'll indeed feel movement... Space temperature of 55F and a design supply air temperature ) control this feature is only compressor. For TE 5 and following sizes, one turn of the air handler blower fan is working 'll... That points to the contactor, the compressor kicks on and off rapidly.Check the speed. Could you have heat that points to the york excessive supply air temp cooling that does not come on the new unit installation 0000006574 n. 69 for room temp but the program is calling for 70 and furnace... Be compared with supply air temp thermostat will read 68 or 69 room... Power is being delivered to pull in compressor contactor be at fault 16, 2014 york excessive supply air temp cooling Anonymous said: have! Hvac tech system besides the primary one in need york excessive supply air temp cooling coolant, but open to insight on this 4700 obj. Same as the old one may come from the thermostat is simply an on-off.. Tev causing it to open or close erratically know if anything you read is... Long-Term maintenance and energy use used when there is a pin hole leak.... Cool coming out of vents, but not cold you are describing a feature! It one person came and changed the compressor this unit built in 2005 have many... Installed, did not have this problem prior to the contactor, the..