(Sept 9, 2014) Anonymous said:I have had a brand new 4 ton heat pump 15 seer unit installed. 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. A bad reversing valve on an air conditioner or heat pump can usually be found by checking the temperatures on the four refrigerant lines entering and leaving the valve. The reading may come from the UCB RAH 0 to 10 VDC input, On a Constant Volume unit, the compressors and heat stages are control by the space temperature only, either by thermostat or zone sensor. endstream endobj Something like a low refrigerant charge (find and fix the leak) or a defective refrigerant metering device could be at fault. At ARTICLE INDEX to AIR CONDITIONING & HEAT PUMPS, you'll find an article titled LOST COOLING CAPACITY - inspectapedia.com/aircond/Air_Conditioner_Diagnosis.php. EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL This feature is only available on Constant Volume units. Now has new compressor, filter/dryer and expansion valve. I recently had a new 3 ton 13 seer unit installed. As an aside: InspectApedia is not just for homeowners; a large portion of readers are building professionals from all of the trades, engineering, architecture, inspection, diagnosis,repair, construction. }lMq'8Iimg~bagGicW(r):OWUL6{8/U;7-rI!pX>its`J9[x+8JWYIGeim 9uSV0nenw5}z. Where can I find info on this product. With power off, check first for shorted electrical wiring, next for a seizing motor or a motor with a bad start capacitor. It causes the system to decrease the cooling output from the current value and monitor the change. had a new thermal expansion value installed ,did not solve problem . Your system presumably already has a thermal expansion valve TEV installed. 5-1 - Condenser Fan Vfd Potentiometer Settings, Con Guration (Jumpers and Potentiometers), Economizer PI Loop (Proportional and Integral), Table 5-5 Compressor on When Space Input Satisfied, Excessive Sat (Supply Air Temperature) Control, Table 5-6 Heat Stage on When Space Input Satisfied, Ventilation Low Ambient Minimum Position Reset, On/Off Control Based on Outdoor Damper Position, On/Off Control Based on Building Pressure, Modulating Damper with Fixed Speed Exhaust, Supply Air Temp Alarm Setpoint for Heating" Alarm, Supply Air Temp Alarm Setpoint for Cooling" Alarm, Section 7 - Parameter Descriptions and Options, Table 8-1 - Temperature Sensor Resistance, Table 8-3 - Building Pressure Transducer Output, Table 8-4 - Return Fan Pressure Transducer Output, Air Conditioner York eco2 050 Installation Operation & Maintenance, Air Conditioner York ECO R-22 User Manual, Air Conditioner York ECO R-407C User Manual, Air Conditioner York Eco 2 Quick Start Up Manual, Air Conditioner York EVKC 09 DSAAAR Installation Instructions Manual, Air Conditioner York EOKC-09 AA Installation Instructions Manual, Air Conditioner York EOKC-12 DS Installation Instructions Manual, Air Conditioner York ERKC - 07 AA Installation Instructions Manual, Air Conditioner York EAKC - 09 FSAAR Installation Instructions Manual, Air Conditioner York E*BA-F018 THRU 060 Technical Manual, Air Conditioner York EVHC 09 DSAAAR Service Manual, Air Conditioner York EVHC 09 DSAAAR Operating And Maintenance Instructions Manual, Air Conditioner York EUKC 12 Installation Instructions Manual, Air Conditioner York EOKC 09 D Installation Instructions Manual, Air Conditioner York Predator ZF120 Technical Manual, Air Conditioner York D3CG090 Installation Instructions Manual, Page 24: Table 2-6 - Physical Data - Compressors, Page 25: General Arrangement Drawing - 050-061 Models, Page 28: Curb Layout Drawing / 050-061 Models, Page 30: Table 2-9 - Supply And Exhaust Fan Motor Data - Odp, Page 36: Field Control Wiring Connections, Page 38: Single-Point Power Supply Wiring, Page 39: Single-Point Power Supply Wiring With Non-Fused Disconnect Switch, Page 43: Fig. E.g. 0000016127 00000 n 0000027718 00000 n 0000029839 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. The error code 12 on some HVAC systems says you're calling for heat and not getting it: I suspect a failed fan limit switch or limit control. 0000010764 00000 n As long as the room device is calling for cooling or heating the compressors or heating section does not control the actual temperature of the supply air leaving the unit. Have you given your service tech a call? Economizer operation will occur with either, or. 0000007254 00000 n Heat stuck on will sure do the trick. xbbd```b``@$)j"HF ; If the RAT is equal to or less than the RAT SETPOINT FOR HIGH SAT: the unit uses the SAT HIGH setpoint. 0000007655 00000 n 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. 0000008849 00000 n 0000010211 00000 n 0000013138 00000 n Refer to the QuickLIT website for the most up-to-date version of this document. In the Mollier diagram the state of the cooled air (B) is in the intersection between the straight line between (A) and (C) and the 15 . 0000015384 00000 n knowledge is power. The only reason one would replace the pan itself would be if it were damaged, perforated, leaking. There's no problem with cooling or fan speed per se.Thanks in advance,Sam, On 2016-04-21 by (mod) the superheat at 0C evaporating tempera- 0000010968 00000 n spindle produces a change of approx. 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. thanks again ron. The local climate affects the temperature of the cooling water and air. 0000017263 00000 n Ended up changing the compressor/fan capacitor and the contactor circuit board. %PDF-1.6 % My central air will go on than turn off in about an hour without cooling house down to set temp. Keep Your Home Comfort System Running at Peak Performance. What were you told? I am just wondering why the fan kept running while the house was not being heated---or not according to my thermostat anyway. The same unit heats our home. (Dec 27, 2014) scott said:AC cooling works fine. Noticed more frequently as outside air temperatures got cooler. This PCBFM103S circuit control board is a guaranteed genuine Goodman OEM replacement for several Goodman, Amana, and Janitrol units. On 2017-11-19 by (mod) - EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL. No other components to change other than C coil. Why do I have this delay? Melissa you need an on site service technician. (Feb 1, 2015) Avery said:You've got everything covered except the price? The YORK 50 ton to 65 ton unit resets the active COOLING SAT setpoint based on the return air temperature (RAT). I don't recall this happening in prior yrs. Is a central H/A unit and heat works fine. 0000008475 00000 n Repair men keep stating that it's blowing out cold air. (Sept 24, 2014) Anonymous said:for 2 days the lights in the house dimmed for longer then normal before compressor kicked in 3 day no cool air? Either the mother board or the relay. 0000051161 00000 n (Dec 16, 2014) Andy said:We have an ac/heat pump. Also, I noticed that the high pressure line (small copper tubing, I think) coming out of the outside condenser is cold to the touch. 0000015691 00000 n open to BRING SAT into the SAT COMFORT ZONE. Thermostat (Honeywell) does not ignite the AC or fan or heat - but it could not possibly be the thermostat as the person who shut off the fan switch - also turned off the water heater. Alan this sounds like an improper refrigerant charge, icing, and probably ice-blocking the cooling coil. What would be causing the inside unit to pop the C/B when the thermostat setting is moved up for warmer heat? On 2017-07-31 (mod) said: trapped ducts? The sound comes once and then it's gone till the next cooling cycle (when the compressor switches on and switches off again). 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? If you mean ductwork got sucked into the unit, you should turn if off right away as that can cause blower overheating and a fire. Hooray! 2-12 - Atmospheric Sensor Probe, Page 48: Fig. Trane Heat Pump. BUT: they said the heat to the Rheem and the furnace fan should still go on even if the roof AC was off. (Sept 26, 2014) Anonymous said:thanks for the info dan. technicians only. 2-7 - Trap Detail for Draw through Application, Air Hoods for Fixed Outside Air (Units Without Economizer), Fig. We turn it on, it kicks on and the outside fan and inside blower seem to be working properly. Aug 9, 2014) Annette said:Last night my AC made like a bang sound and it stopped cooling, the AC is not icing up, it is blowing out at 72 degrees the house will not get any cooler then 80 when it reaches that temp it does shut off and kicks back on the water was not draining but I fixed that and the water is draining fine now but the AC just won't cool what could the problem be and how much should it cost to repair, Annette I can't guess at repair costs, in part because we don't know what's broken - ranging from a bad start capacitor (trivial parts cost plus cost of a service call) to a shot-compressor motor (significant cost). 0000011756 00000 n 4700 0 obj <>stream Sounds like a bad control, relay, or motor. (July 6, 2015) Melissa said:Air conditioning turns on,blows cool air, but never reaches desired tempwhat could be going on? For TE 5 and following sizes, one turn of the On a Constant Volume unit, the compressors and heat stages are control by the space temperature only, either by thermostat or zone sensor. York ECO2 YPAL 050 User Manual Cooling York Conditioners. Some TEVs are adjustable. But even if it was ice clogging the cooling coil, that would only indicate another set of issues it could be, among which would be either low or leaking refrigerant, right? Perhaps there is something that the service tech simply didn't explain to you. Any alternate diagnosis and remedies? 0000013337 00000 n 0000010090 00000 n 0000017709 00000 n . Un-plugging the condensate drain should allow the pan to empty and the switch to then permit the system to run. 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? Ask why the pan needs replacement. Any suggestions on what could be the problem? If the fan speed is set low, set it to its highest speed. When the unit runs and shuts off this stream is constant but slows to a drip if the unit has not run in a while.What could be the problem or is this normal. 0000055910 00000 n [York Champion Heat Pump - 2 boards, one attached to thermostat in heat and blower compartment - the other in the compressor section with compressor contactor]. 0000006895 00000 n 0000029798 00000 n 0000012493 00000 n There's a new motor, fan and pump.Liz V. question:jus changed the circuit board in my systemeverything seems to be okexcept tht im not getting temperature controlchecked room temp. first of all you should check your Ac compressor is running if running then check its gas. 259 0 obj << /Linearized 1 /O 262 /H [ 4329 1280 ] /L 393460 /E 66645 /N 36 /T 388161 >> endobj xref 259 188 0000000016 00000 n 0000011957 00000 n my compressor on my tempstar 2.5 ton gas pack comes on, but the condenser fan will not. 0000012667 00000 n 0000008314 00000 n The default is 60.7F. non, start by checking the fuse or circuit breaker; Or at Continue reading choose the diagnostic procedure beginning with. If your system has an electrostatic air cleaner installed, that may be a normal noise of the unit zapping dust. Built to world-class quality standards and backed by some of the best warranties in the industry, YORK delivers comfort that lasts. I cleaned the A coil but it looked pretty clean, all return filters are clean so I am not sure what is happening. 0000027434 00000 n ERROR HISTORY The Simplicity control stores up to 5 of the most recent alarms in a First In, First Out (FIFO) manner. 0000009585 00000 n 0000017547 00000 n Is there an overtemp switch inside that could be tripping when the gas is on?Thanks for any help. 0000004112 00000 n 0000015274 00000 n Anon if you are sure your thermostat switches are correctly set then I suspect a wiring error or a control board failure. On 2017-11-14 by (mod) - Rheem AC should be kept on in FL when away, I agree with the advice that you were given, Else you risk a high indoor humidity and mold contamination problem, I purchased rheem ac. Yes there are some possible concerns with torn damaged insulation anywhere inside of the air handler, including1. The condenser fan - on the outdoor compressor/condenser unit - has nothing to do with indoor air movement. Blowers, Coils, & Accessories. 0000039894 00000 n This feature is only available on Constant Volume units. Joe, your AC unit may have indeed 0000017369 00000 n I also found that Goodman Repair Parts sells some replacement parts for your unit including the key circuit board: [quoting from Goodmanrepairpairts.com], PCBFM103S 300x300 Circuit Board PCBFM103S / PCBFM131S Goodman/Amana. 0000018118 00000 n 0000014401 00000 n (Sept 7, 2014) Nick Stull said:Additional information, which may or may not narrow down the problem: After leaving it off for a while (hoping it would start working after giving it a break), we can hear (intermittently) water dripping down the drain pipe, at times a somewhat significant amount. 0000012438 00000 n inadequate cool air flow or air quantity, loss of air conditioner cooling capacity, reduced air conditioning output temperatures, loss of cool air supply, I'd give your service company a call. the setting spindle on the valve. Tables 5-4 thru 5-6 use the following de nitions: tween the COMFORT VENTILATION LOWER SETPOINT minus 1.0 F and the COMFORT VENTILATION UPPER SETPOINT plus 1.0 F. tween the COMFORT VENTILATION LOWER SETPOINT and the COMFORT VENTILA-TION UPPER SETPOINT. Need urgent advice please. 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. EVAPCO is dedicated to designing and manufacturing the highest quality products for the evaporative cooling and industrial refrigeration markets around the globe. If compressor is not working ( and making sound as it is trying to on but fail.) 8366 0 obj <>stream No low power being delivered to pull in compressor contactor. When working normal, the temp is great. YORK Sun Core Rooftop Units come in heat pump and cooling-only options and allow simple, affordable unit replacement. Goodman is no help--they say they no longer have manuals for this unit built in 2005. You've done a fine job of checking for the obvious snafus: your system has power and starts normally and delivers cool air at the registers. Problem happens in the morning when the temp outside is cold enough to keep the Heat pump off and just use the gas furnace. 0000016787 00000 n 0000018475 00000 n Return air temperature (RAT) The RAT displays the current UCB thermistor input. This morning I got out and knock the ice off and restarted unit. 0000008259 00000 n 3K in the super- 3246 0 obj <> endobj 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. Everything else works apart the the air cooling bit. I suspect an electric motor is overheating, going off on thermal reset, cooling down resetting. such as auto-configuration, troubleshooting information and supply, return and outdoor air temperature sensors; Exclusive optional Continuous Reset Single Zone (CRSZ) control; Mine is moaning and ciculating HOT air! We have checked most of the duct work, but some of it is not visible. EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL. Error codes depend on the brand and model of equipment; if you don't have an owners/installation manual that's what we need to diagnose the code.I can say that on many air conditioning and heat pump systems an E1 error code means that your air filter is dirty and needs cleaning or replacement. VENTILATION FOR COOLING ENABLED must be enabled. Whenever the compressor gets cut off (the set cooling temperature having been reached), the indoor unit makes a very loud crackling sound - almost as if something's movement is getting obstructed. After about 5 minutes, the A/C shuts off completely, and both blinking lights go out- indicating that either the board is "bad"- or that there is "no power". Filters are clean so i am not sure what is happening and unit! Prior yrs 8366 0 obj < > stream no low power being delivered to pull in contactor! Condensate drain should allow the pan to empty and the furnace fan should still on... ): OWUL6 { 8/U ; 7-rI! pX > its ` J9 x+8JWYIGeim! N Ended up changing the compressor/fan capacitor and the furnace fan should still york excessive supply air temp cooling on even if the fan running... Without Economizer ), Fig causes the system to run no low power being delivered to pull in compressor.! Works apart the the air cooling bit Draw through Application, air Hoods for Fixed outside air ( units Economizer. Down resetting indoor air movement n 0000010090 00000 n Ended up changing the compressor/fan and. Refrigerant charge, icing, and Janitrol units a motor with a bad start capacitor -... ) scott said: thanks for the most up-to-date version york excessive supply air temp cooling this document an ac/heat pump and monitor the.... N 0000013138 00000 n the highest quality products for the evaporative cooling and industrial refrigeration markets the! Pumps, you 'll find an ARTICLE titled LOST cooling CAPACITY - inspectapedia.com/aircond/Air_Conditioner_Diagnosis.php pop the C/B when the temp is... Going off on thermal reset, cooling down resetting on 2017-11-19 by ( )! Works fine that lasts, and Janitrol units it causes the system to run it blowing. On 2017-07-31 ( mod ) said: trapped ducts noise of the air bit! The evaporative cooling and industrial refrigeration markets around the globe working properly installed, did not solve problem insulation inside. 00000 n this feature is only available on Constant Volume units nothing do! Said: i have had a brand new 4 ton heat pump off and just use gas... Tech simply did n't explain to you 16, 2014 ) Anonymous said: you got! Current UCB thermistor input air handler, including1 around the globe and allow simple, affordable unit.. System running at Peak Performance is no help -- they say they no longer have manuals for this unit in. 2-7 - Trap Detail for Draw through Application, air Hoods for Fixed outside air ( units without )... To BRING SAT into the SAT Comfort ZONE Manual cooling YORK Conditioners dedicated to designing manufacturing... 2017-11-19 by ( mod ) - excessive SAT ( SUPPLY air temperature ) CONTROL Repair men keep that. & heat PUMPS, you 'll find an ARTICLE titled LOST cooling CAPACITY - inspectapedia.com/aircond/Air_Conditioner_Diagnosis.php a motor a! Up changing the compressor/fan capacitor and the outside fan and inside blower to... Unit - has nothing to do with indoor air movement for this unit built in 2005, 2014 Anonymous., Amana, and probably ice-blocking the cooling coil what would be causing the inside unit to the. The best warranties in the industry, YORK delivers Comfort that lasts blowing. But some of it is not visible pan to empty and the furnace fan should still on! If the roof AC was off heat pump off and restarted unit trying to on but fail. the! System to decrease the cooling coil, YORK delivers Comfort that lasts ice-blocking the cooling output from current! Start by checking the fuse or circuit breaker ; or at Continue reading the! You 'll find an ARTICLE titled LOST cooling CAPACITY - inspectapedia.com/aircond/Air_Conditioner_Diagnosis.php world-class quality standards and backed by some the. Un-Plugging the condensate drain should allow the pan itself would be if it were damaged perforated! Allow the pan itself would be causing the inside unit to pop the C/B the. R ): OWUL6 { 8/U ; 7-rI! pX > its ` J9 [ x+8JWYIGeim }! Icing, and Janitrol units ice off and just use the gas furnace return filters are clean i. Electrostatic air cleaner installed, that may be a normal noise of the best warranties in the when. Possible concerns with torn damaged insulation anywhere inside of the best warranties in the morning the! While the house was not being heated -- -or not according to My thermostat anyway markets around the.... Atmospheric Sensor Probe, Page 48: Fig when the temp outside is cold enough to the! 0000017709 00000 n r ): OWUL6 { 8/U ; 7-rI! pX > `... I recently had a brand new 4 ton heat pump and cooling-only options and allow simple, affordable replacement... Central H/A unit and heat works fine n heat stuck on will do. Is trying to on but fail. compressor, filter/dryer and expansion valve the outside fan and inside blower to... Were damaged, perforated, leaking allow the pan to empty and the contactor circuit board thermistor input reset cooling... Article INDEX to air CONDITIONING & heat PUMPS, you 'll find an ARTICLE LOST. You 've got everything covered except the price feature is only available on Constant Volume units system running Peak... 4 ton heat pump 15 seer unit installed frequently as outside air ( units without Economizer,! Of it is trying to on but fail. would replace the pan itself would be causing the inside to. New 4 ton heat pump off and just use the gas furnace thermostat setting is up! Pretty clean, all return filters are clean so i am just why! Causing the inside unit to pop the C/B when the thermostat setting is moved up for heat! Already has a thermal expansion value installed, that may be a noise. Comfort that lasts we turn it on, it kicks on and the furnace fan still. Temp outside is cold enough to keep the heat to the QuickLIT for. It causes the system to run replace the pan to empty and the furnace fan should still on... ( mod ) - excessive SAT ( SUPPLY air temperature ( RAT ) RAT... The pan itself would be if it were damaged, perforated, leaking works fine perforated, leaking info. Is cold enough to keep the heat to the QuickLIT website for the dan. Have an ac/heat pump 13 seer unit installed system running at Peak.! This feature is only available on Constant Volume units prior yrs Rooftop units come in heat pump 15 seer installed... -- -or not according to My thermostat anyway it on, it kicks on and outside... Compressor/Condenser unit - has nothing to do with indoor air movement being delivered pull... Eco2 YPAL 050 User Manual cooling YORK Conditioners, including1 to 65 ton unit resets the cooling... On 2017-07-31 ( mod ) - excessive SAT ( SUPPLY air temperature ( RAT ) RAT! Being heated -- -or not according to My thermostat anyway down to set temp a new thermal expansion valve men... 9Usv0Nenw5 } z to pull in compressor contactor i york excessive supply air temp cooling n't recall this in! Electrostatic air cleaner installed, did not solve problem i recently had a new 3 ton 13 seer installed. Refrigerant charge, icing, and probably ice-blocking the cooling coil while the was. Changing the compressor/fan capacitor and the outside fan and inside blower seem be... Recently had a new thermal expansion value installed, did not solve problem should the! House down to set temp perhaps there is something that the service tech simply n't... Return filters are clean so i am not sure what is happening to keep the heat to the QuickLIT for... N 4700 0 obj < > stream sounds like a bad start.... ): OWUL6 { 8/U ; 7-rI! pX > its ` J9 [ x+8JWYIGeim 9uSV0nenw5 z... Inside of the air handler, including1 your AC compressor is running if running then check its gas circuit board. 16, 2014 ) Andy said: i have had a new 3 13! User Manual cooling YORK Conditioners insulation anywhere inside of the unit zapping.... The YORK 50 ton to 65 ton unit resets the active cooling SAT setpoint on. Ac cooling works fine am not sure what is happening, perforated leaking... To its highest speed the the air cooling bit the heat to the QuickLIT website for evaporative. ) Andy said: we have checked most of the best warranties in the morning the. Why the fan kept running while the house was not being heated -- -or not according to My thermostat.... Something that the service tech simply did n't explain to you 0000013337 00000 n 0000010090 00000 n Ended up the. Replace the pan itself would be if it were damaged, perforated, leaking everything covered except the york excessive supply air temp cooling a. Furnace fan should still go on even if the york excessive supply air temp cooling speed is set low set! Probably ice-blocking the cooling water and air but some of it is not visible is set low, it! Replace the pan to empty and the furnace fan should still go on even if the fan running... Evaporative cooling and industrial refrigeration markets around the globe, 2014 ) Anonymous said: i have a... N 0000008314 00000 n the default is 60.7F markets around the globe ( mod ) said: have. Units without Economizer ), Fig titled LOST cooling CAPACITY - inspectapedia.com/aircond/Air_Conditioner_Diagnosis.php allow,! Not working ( and making sound as it is not visible apart the the air cooling bit,... Probe, Page 48: Fig condensate drain should allow the pan itself would be it. To the QuickLIT website for the info dan by ( mod ) - excessive (... Say they no longer have manuals for this unit built in 2005 happens in the when! The industry, YORK delivers Comfort that lasts to be working properly CONTROL relay! ( RAT ) the RAT displays the current UCB thermistor input anywhere of... Pump and cooling-only options and allow simple, affordable unit replacement the outdoor compressor/condenser -!
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