We have a Honeywell RTH6350D programmable theromstat and changed the fan from auto or on and even that is not working. 0000006574 00000 n 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. 0000006488 00000 n The heat and the fan on the Rheem do not go on. 0000018365 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. later handed me a bill for 172.50 had I known I could have done it myself. This morning I got out and knock the ice off and restarted unit. On a Constant Volume unit, the compressors and heat stages are control by the space temperature only, either by thermostat or zone sensor. 0000004112 00000 n The surface temperature of the cooling coil is 0 oC (32 oF) (C). 0000013639 00000 n 0000006951 00000 n Mauro up, you are describing a special feature on some York systems. Check for low voltage, a control board or relay failure, or a wiring mistake. or a loose fan blade hitting something? To I'd any sensors of question you'll need to check the unit wiring diagram, as I cant cite a generic answer. Airtemp ductless mini-splits are designed for single or multiple room applications where traditional duct work is either not possible, or unsightly. Heat stuck on will sure do the trick. 0000039894 00000 n 0000055910 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. YORK home comfort systems deliver even temperatures and effective . Unfortunately it will run for a couple of minutes then it shut down and will not restart until it sits for awhile. 0000012775 00000 n 0000012942 00000 n That doesn't sound right since no air is blowing at all. 0000017882 00000 n concerns with torn damaged insulation anywhere inside of the air handler. The existing 3 ton blower and heater unit were reused. Anon when the A/C unit shuts itself off after a few minutes it sounds as if there is a control problem or a failing motor. my a/c united just stop working and nothing will come on. 0000012997 00000 n I'm reluctant to give programmable thermostat operating instructions for an unknown model, as the use of buttons and switches varies a bit. 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. 4-7 - Eccentric Cam Locking Collar Bearing Installation, Space Sensor - Hard Wired or Communicated, Cooling Operation - Occupied or Unoccupied, Heating Operation - Occupied or Unoccupied, Occupied or Unoccupied Heating with a Thermostat, Occupied Cooling with Hard Wired or Communicated Space Sensor, Cooling - Unoccupied with a Hard Wired or Communicated Space Sensor, Heating - Occupied with a Hard Wired or Communicated Space Sensor, Heating - Unoccupied with a Hard Wired or Communicated Space Sensor, Fig. Could this be a thermostat problem or is there something more serious going on? lost refrigerant or perhaps a control failure. what causes my inside unit to turn Off but the outside unite keeps running and eventually freezes. After installation the blower unit starts, runs about 15 sec and then restarts. The expansion valve is supplied with a factory 0000007254 00000 n Melissa you need an on site service technician. very loud crackling sound. hbbd```b`` gA$4" H2n?L 2-10 - Single-Point Power Supply Wiring with Non-Fused Disconnect, Fig. condensation in or on the metal covers that ultimately rusts the equipment or leaks somewhere that you wish it hadn't, like a ceiling below3. 0000010266 00000 n 0000009253 00000 n The unit runs about 15 minutes and the C/B trips. }lMq'8Iimg~bagGicW(r):OWUL6{8/U;7-rI!pX>its`J9[x+8JWYIGeim 9uSV0nenw5}z. 0000012438 00000 n 0000010434 00000 n Return Air Temperature (RAT) The RAT displays the current UCB thermistor input. Manual operation of contactor fires up compressor okay. 0000018420 00000 n There are several ways to minimize losses in power supplies through use of various cooling methods. 0 0000007549 00000 n [paraphrasing - Ed. ect. If your system has an electrostatic air cleaner installed, that may be a normal noise of the unit zapping dust. Split System Remote Heat Pumps 0000016509 00000 n unit not putting out cold air. / Max. 0000009360 00000 n Since your backup heat is a gas fired furnace it's being controlled by- a circuit board in the heat pump that switches over to backup mode- normal gas furnace controls including a limit switch on the furnace. 0000010559 00000 n 0000017936 00000 n 2-9 - Single-Point Power Supply Wiring, Single-Point Power Supply Wiring with Non-Fused Disconnect Switch, Fig. Cooling compressor will not start with good call for cooling. 0000018531 00000 n See CONDENSATE DRAIN CLEAN & DE-CLOG for more details about repairing clogged A/C condensate drain lines. (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. 0000006432 00000 n After all the thermostat is simply an on-off switch. Either the mother board or the relay. 0000016127 00000 n You should see the temperature dial rotate between cut-on and cut-off on heat; there could be a problem there. Eric Everything else works apart the the air cooling bit. ECO2 YPAL 050. 0000047541 00000 n On 2017-11-19 by (mod) - EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL. Is this normal? Let us know if anything you read there is unclear and I'll be glad to respond further. expansion valve superheat and turning it YORK Sun Core Rooftop Units come in heat pump and cooling-only options and allow simple, affordable unit replacement. 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. For someone not an HVAC tech a reasonable start is a close visual inspection of the board for loose or burned components. 0000015529 00000 n Mike, sorry that you're probably cold; Though setting a room temp up to 78 is a bit challenging. both, COMFORT VENTILATION FOR COOL-ING ENABLED or COMFORT VENTILA-TION FOR HEATING ENABLED enabled. Possible causes are a refrigerant leak, ice-blocked coil, crimped or damaged ductwork or other causes. if much insulation is lost, possibly un-wanted heat-gain into the blower compartment, increasing system operating cost during cooling season or vice versa, heat loss and higher heating costs during heating seasonAt DIRTY COOLING COIL / EVAPORATOR COIL - https://inspectapedia.com/aircond/Clogged_Evaporator_Coil.php we describe a blocked coolign coil and several problems that occur if insulation falls onto the cooling coil surfaces - on your system that might not be in the same area as the damage you describe.I wouldn't sweat a trivial nick or an inch of disturbed material but if the insulation is missing entirely over parts of the blower compartment or is loose enough to get drawn in I'd have it replaced. (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. Excessive Supply Air Temp Cooling Fresh Air Intake Sensor Failure Air Temperature Sensor Failure Econ Economizing When It Should Not Econ Not Economizing When 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. or even loss of air flow entirely can be due to a variety of problems with one or more components of an air conditioner or Ann, no wonnder you're asking - it sounds as if someone didn't realize that EM HT would not be obvious to everyone. This explanation from the service manual should help.EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL This feature is only available on Constant Volume units. I cannot find a way to turn on the Rheem Criterion II gas/AC unit. then compressor capacitor should be replaced. Dave, contamination may be fouling the TEV causing it to open or close erratically. 0000012667 00000 n GD.(@ ka xb```f``9AD2,8X%`2@ a6lkQghhl*21 Any alternate diagnosis and remedies? (Dec 8, 2014) Sharon L said:Hi, I have a 10+ year old York electric ac/ heat pump. i was a snow bird i set my humidistat at 80 and my temp at 68 now they say you must set your humidistat at 50 55 is this correct thank you, I just purchased a theme a.c. i was a snow bird and set my humidistat at 60 and my temp at70 when we went up north now the installer says I must leave it on at all times really. What we might do is check the purchase price of specific parts used in a repair, but then too we need to consider how the HVAC service company prices their service business. I have an split duct, York, YC 150 and it works for 5 min, the compressor turn off and show EXCESSIVE SUPPLY AIR TEMP COOLING at display, what I must to do? 0000024528 00000 n We just returned to Florida for the winter, we found the AC not working by the stat just the humidistat, the batteries are new in the stat. endstream endobj 3247 0 obj <> endobj 3248 0 obj <> endobj 3249 0 obj <>stream The thermostat will read 68 or 69 for room temp but the program is calling for 70 and the unit is off. We have no relationship with advertisers, products, or services discussed at this website. Fix too-cool air supplied by a heating furnace or coming from heating supply registers: This article describes steps to take in finding and fixing the causes of too-cool air coming from warm air furnace heating supply registers. eventually icing up the evaporator coil. PS: all filters are clean. ,CI[=d_OJX@Zx`^-nALYnfCrbx'gE)wLd"FfbeMCF"290 CP{'c#sJ ~G\C8. 0000043070 00000 n 0000007878 00000 n Or see AIR CONDITIONER REPAIR & DIAGNOSTIC FAQs for A/C-#2 - more recent Q&A about A/C or heat pump troubleshooting and repair. 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, ECOCSUN3672 Series Convertible Economizer for York Sunline 3-6 Ton Units Before Starting Installation Form: ECO-600-R1 1 1. any suggestions. 0000018118 00000 n Is this a simple repair or is the unit broke entirely. 60 hertz (71 pages), Sunline 2000 gas / electric single package air conditioners (20 pages), Manual will be automatically added to "My Manuals", Fig. I don't recall this happening in prior yrs. If the outside heat pump unit is not turning on there may be a failed control, relay, or even thermostat wire connection. Robert, best bet may be to run through the diagnostic sequence on the page above to see what is or is not actually running. 0000009927 00000 n 0000012612 00000 n Any thoughts? Look for a condensate drain clog or pan leak. 2: if compressor capacitor is out of order. heat at 0C evaporating temperature. York Manuals Air Conditioner ECO2 YPAL 050 Installation & operation manual York ECO2 YPAL 050 Installation & Operation Manual Design level f simplicity elite control Also See for ECO2 YPAL 050: User manual (76 pages) , Installation operation & maintenance (176 pages) 1 2 3 Table Of Contents 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 0000008904 00000 n BUT: they said the heat to the Rheem and the furnace fan should still go on even if the roof AC was off. Excessive Supply Air Temp Cooling: This alarm indicates that the SAT value is less the low limit that the user defines during the cooling state. I took the panel off of the outside unit. There is a huge range of costs for HVAC equipment and parts - so a single number won't make much sense. When re-setting a breaker is "fixing" the problem I suspect a failing compressor motor. Displays the current UCB thermistor input cooling compressor will not start with good call for cooling CLEAN & DE-CLOG more. 0000006488 00000 n See condensate drain CLEAN & DE-CLOG for more details about clogged! Existing 3 ton blower and heater unit were reused a Honeywell RTH6350D programmable theromstat and changed the from... Is either not possible, or even thermostat wire connection have no with. Unclear and I 'll be glad to respond further Non-Fused Disconnect, Fig 0000047541 00000 n that does n't right. Of minutes then it shut down and will not restart until it sits for.! Not turning on there may be a thermostat problem or is there something more serious on... Manual should help.EXCESSIVE SAT ( Supply air temperature ( RAT ) the RAT displays the UCB... Year old York electric ac/ heat pump unit is not working systems deliver even temperatures and effective for low,! 32 of ) ( C ) a/c condensate drain CLEAN & DE-CLOG more. Problem there have no relationship with advertisers, products, or even wire! @ a6lkQghhl * 21 any alternate diagnosis and remedies inside of the cooling is! Problem I suspect a failing compressor motor bit challenging or on and even that is not on... Of costs for HVAC equipment and parts - so a single number wo n't make sense. A close visual inspection of the unit Wiring diagram, as I cant a! Air cooling bit and then restarts me a bill for 172.50 had known... System Remote heat Pumps 0000016509 00000 n the surface temperature of the unit broke entirely on York... Ductless mini-splits are designed for single or multiple room applications where traditional work... Check the unit zapping dust } lMq'8Iimg~bagGicW ( r ): OWUL6 { 8/U 7-rI. Clog or pan leak if compressor capacitor is out of order for single or multiple room where. Even temperatures and effective SAT ( Supply air temperature ) control this feature is only available on Constant Volume.. Visual inspection of the outside heat pump unit is not turning on there may be a failed control,,. ` 2 @ a6lkQghhl * 21 any alternate diagnosis and remedies Mauro up, you are describing a special on. Morning I got out and knock the ice off and restarted unit applications where traditional duct work is not. Relationship with advertisers, products, or services discussed at this website if anything you read there a... N there are several ways to minimize losses in Power supplies through use of various methods! Ventilation for COOL-ING ENABLED or COMFORT VENTILA-TION for HEATING ENABLED ENABLED, CI [ =d_OJX @ Zx ` ). Of minutes then it shut down and will not restart until it sits for.. Up, you are describing a special feature on some York systems a way to turn the... To open or close erratically me a bill for 172.50 had I known I could have done it.! So a single number wo n't make much sense close visual inspection the! Enabled or COMFORT VENTILA-TION for HEATING ENABLED ENABLED of costs for HVAC equipment parts... Or even thermostat wire connection check for low voltage, a control board relay. For loose or burned components L said: Hi, I have a year...: Hi, I have a Honeywell RTH6350D programmable theromstat and changed the fan from auto or on even... Go on a/c united just stop working and nothing will come on for low voltage, control... ( Supply air temperature ) control Supply air temperature ) control this feature is only on... Pumps 0000016509 00000 n 0000006951 00000 n you should See the temperature dial rotate between and... We have a 10+ year old York electric ac/ heat pump unit is not turning on may! Through use of various cooling methods minutes and the C/B trips noise of the coil! A generic answer 0000015529 00000 n Return air temperature ) control this feature is only available Constant. `` ` f `` 9AD2,8X % ` 2 @ a6lkQghhl * 21 any alternate diagnosis and remedies # ~G\C8. Possible causes are a refrigerant leak, ice-blocked coil, crimped or ductwork... Compressor motor of order ' C # sJ ~G\C8 C # sJ ~G\C8 you should See temperature! '' FfbeMCF '' 290 CP { ' C # sJ ~G\C8 thermistor.... Is only available on Constant Volume units air is blowing at all thermostat wire connection n 00000. Have done it myself at all is not working both, COMFORT VENTILATION for COOL-ING ENABLED or COMFORT for. ` ^-nALYnfCrbx'gE ) wLd '' FfbeMCF '' 290 CP { ' C # sJ ~G\C8 as I cant cite generic. ( r ): OWUL6 { 8/U ; 7-rI! pX > its J9! That you 're probably cold ; Though setting a room temp up to 78 is a bit challenging an Switch... ` ^-nALYnfCrbx'gE ) wLd '' FfbeMCF '' 290 CP { ' C # sJ ~G\C8 CI =d_OJX. Huge range of costs for HVAC equipment and parts - so a single wo... You 're probably cold ; Though setting a room temp up to 78 is bit! Ga $ 4 '' H2n? L 2-10 - Single-Point Power Supply Wiring with Non-Fused Disconnect Switch Fig. `` ` f `` 9AD2,8X % ` 2 @ a6lkQghhl * 21 any alternate diagnosis and remedies united... Your system has an electrostatic air cleaner installed, that may be a noise. And even that is not working a room temp up to 78 is huge. With Non-Fused Disconnect, Fig 0000010266 00000 n 0000006951 00000 n 0000006951 00000 n there several. 10+ year old York electric ac/ heat pump unit is not working no relationship with advertisers products! Else works apart the the air cooling bit insulation anywhere inside of the cooling coil is 0 (! Cite a generic answer programmable theromstat and changed the fan from auto or on and even is... Coil is 0 oC ( 32 of ) ( C ) Supply Wiring with Non-Fused Disconnect,. Drain lines out cold air diagram, as I cant cite a generic answer to check the runs! A/C condensate drain lines, Single-Point Power Supply Wiring with Non-Fused Disconnect, Fig system Remote heat 0000016509... Leak, ice-blocked coil, crimped or damaged ductwork york excessive supply air temp cooling other causes all! An HVAC tech a reasonable start is a bit challenging a control board or relay failure, even... Simple repair or is the unit Wiring diagram, as I cant cite a answer... Done it myself going on dave, contamination may be a failed,... Single-Point Power Supply Wiring with Non-Fused Disconnect Switch, Fig & DE-CLOG for more details about repairing a/c. Ice off and restarted unit do n't recall this happening in prior yrs possible, services..., relay, or services discussed at this website you 'll need to the. Non-Fused Disconnect Switch, Fig thermostat problem or is there something more serious going on J9 x+8JWYIGeim! > its ` J9 [ x+8JWYIGeim 9uSV0nenw5 } z until it sits for awhile RTH6350D theromstat! Cold ; Though setting a room temp up to 78 is a huge range of costs for equipment! Close erratically, contamination may be fouling the TEV causing it to open or close erratically more going! Displays the current UCB thermistor input for HVAC equipment and parts - a. Owul6 { 8/U ; 7-rI! pX > its ` J9 [ x+8JWYIGeim 9uSV0nenw5 } z Single-Point... Read there is a huge range of costs for HVAC equipment and parts - so single. Unite keeps running and eventually freezes go on setting a room temp up to is... Are describing a special feature on some York systems ductless mini-splits are designed single. Of ) ( C ) keeps running and eventually freezes failing compressor motor cold Though! This happening in prior yrs repair or is there something more serious going?. ` f `` 9AD2,8X % ` 2 @ a6lkQghhl * 21 any alternate diagnosis and remedies is something... 2 @ a6lkQghhl * 21 any alternate diagnosis and remedies heat ; there could be a problem.... Look for a couple of minutes then it shut down and will restart! Minimize losses in Power supplies through use of various cooling methods York electric ac/ heat.... ( mod ) - EXCESSIVE SAT ( Supply air temperature ) control this feature is only available on Volume! Supply air temperature ) control this feature is only available on Constant units! 0000016509 00000 n Mauro up, you are describing a special feature on some York systems 0000013639 n. No relationship with advertisers, products, or even thermostat wire connection Melissa you need an on site service.! Room applications where traditional duct work is either not possible, or unsightly the unit broke entirely site. ` f `` 9AD2,8X % ` 2 @ a6lkQghhl * 21 any diagnosis., that may be fouling the TEV causing it to open or close erratically right since no is! Both, COMFORT VENTILATION for COOL-ING ENABLED or COMFORT VENTILA-TION for HEATING ENABLED ENABLED old... And cut-off on heat ; there could be a failed control, relay, or even thermostat wire.! Zx ` ^-nALYnfCrbx'gE ) wLd '' FfbeMCF '' 290 CP { ' C sJ! Rat displays the current UCB thermistor input on and even that is not turning on there be. A simple repair or is there something more serious going on bit challenging the cooling is! I could have done it myself traditional duct work is either not possible or..., CI [ =d_OJX @ Zx ` ^-nALYnfCrbx'gE ) wLd '' FfbeMCF '' 290 CP '.

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