All of our parts are shipped factory direct, giving you the assurance you need for a quality repair on your furnace, air conditioner, or other Goodman product.The PCBFM103S replaces outdated part numbers PCBFM131S, M0385303, M0385305, and B1370735. 1 m3/s of air at 30 oC (86 oF) and relative humidity 60% (A) is cooled down to 15 oC (59 oF) (B). 4-5 - Bearing with Setscrew Type Locking Device, Fig. You will also find some companies selling copies of A/C installation and repair manuals online. In that case you may be able to set the valve to perform properly. (Feb 1, 2015) Avery said:You've got everything covered except the price? 0000018420 00000 n Sam you need an onsite expert; the sound could be a control, relay, or even sheet metal movement. Your note will help other readers and I'll add your finding at our "too warm" article at. The thermostat will read 68 or 69 for room temp but the program is calling for 70 and the unit is off. Joe (Dec 8, 2014) Sharon L said:Hi, I have a 10+ year old York electric ac/ heat pump. Error codes depend on the brand and model of equipment; E1 error code may mean a dirty air filter. 0000010764 00000 n This explanation from the service manual should help. Ended up changing the compressor/fan capacitor and the contactor circuit board. CPLE, CPLJ, CPRT, CPLT & HDP During the summer, our AC stopped working. Four Seasons AC/Furnace said the AC circuit breakers are connected to the roof AC - and the furnace circuit breaker is connected to the closer furnace/AC. We have no relationship with advertisers, products, or services discussed at this website. What's going on? 0000015799 00000 n 0000007549 00000 n This is a Carrier heat pump,does it have something to do with the air handler and what can I do? It's time to ask your HVAC service company for repair help. Yes there are some possible concerns with torn damaged insulation anywhere inside of the air handler, including1. As shown in Figure 7. Don't just add more without also finding and fixing the leak. . After all the thermostat is simply an on-off switch. 0000012830 00000 n 0000011178 00000 n 0000024528 00000 n 0000017208 00000 n That doesn't sound right since no air is blowing at all. I just can't say. hoo6Q2IZw6%8H+{S5P}?RX8s` ULpA3!5E-8&Rr)M-z?SPX3kCa-vPc$#OIM=0@/1rr%`d2C1axP~p=,=|%GBc"(c *Im ;TFj.m8Ez|10zXE= Q9y gy CJ,yI# T. Thanks for any help, On 2017-07-21 by (mod) 0000009253 00000 n 0000008849 00000 n ,CI[=d_OJX@Zx`^-nALYnfCrbx'gE)wLd"FfbeMCF"290 CP{'c#sJ ~G\C8. technician says that there is no gas leak. 0000013584 00000 n RondaI'd start by confirming that there is electrical power to the devices. Return Air Temperature (RAT) The RAT displays the current UCB thermistor input. VENTILATION FOR HEATING ENABLED must be enabled. This would help a lot.x. 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. Four Seasons AC said if it is pulled out - but looks like it is pushed in - it doesn't matter if the black cartridge is up or down - it is off. knowledge is power. Could it be the thermostat wiring or is my control board going bad?? Anon if you are sure your thermostat switches are correctly set then I suspect a wiring error or a control board failure. I agree with your guesses. I'm not sure what "it" is in your question. Charles, I wonder if the new thermostat was wired exactly the same as the old one? It also replaces CAN/CSA-C273.3-M91, Performance Standard for Split-System Central Air-Conditioners and Heat Pumps. Heat stuck on will sure do the trick. i have a good man central air unit. On 2016-04-21 by James 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. 0000004273 00000 n endstream endobj 8260 0 obj <> endobj 8261 0 obj <> endobj 8262 0 obj <>stream Warming up the air supply coming from your heating system may be as simple as re-connecting a loose or disconnected return air duct that is drawing too much cool air . open to BRING SAT into the SAT COMFORT ZONE. Regarded as one of the best, the company grew a great deal since its inception in 1874. Keep Your Home Comfort System Running at Peak Performance. Primary components of the AHU include air filters, cooling coils, and supply fans, usually with a variable speed drive (VFD); see Figure 1. or even loss of air flow entirely. PS: all filters are clean. At ARTICLE INDEX to AIR CONDITIONING & HEAT PUMPS, you'll find an article titled LOST COOLING CAPACITY - inspectapedia.com/aircond/Air_Conditioner_Diagnosis.php. the unit is only 5 years. . spindle produces a change of approx. or a loose fan blade hitting something? Let us know what you are told or ask again if specific questions arise. 0000016332 00000 n You will need to look at the valve brand and model, then review its capacity rating with the manfacturer's specifications for that device. Put it in heat mode and only the air handler works, no heat and condensor fan does not come on. Blowers, Coils, & Accessories. Operational Supply Humidity (OprSH) OprSH displays the space humidity. 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. I suspect a compressor motor is failing. No other components to change other than C coil. 0000015977 00000 n 0000055910 00000 n Economizer operation will occur with either, or. 20122023, manualsdir.comAll rights reserved. 0000025136 00000 n I do not know anything about fixing ACs but I am pretty handy and I have been researching on the web. hbbd``bhGE $X'X@X You may be referring to a sensor that overrides and shuts down the system. Set FAN speed to a Higher setting to bring air past cooling coils more frequently.". Everything else works apart the the air cooling bit. 0000015384 00000 n Andy it sounds as if the normal condensate handling system of your unit is not working, perhaps due to a clog or a rust perforation. You might get the motor running with a new start/run capacitor. 0000036652 00000 n Rule that out to start. 0000010434 00000 n Where can I find info on this product. This question was posted originally at DIAGNOSTIC GUIDES A/C / HEAT PUMP. YORK Model DCG units are single package air conditioners with gas heat designed for outdoor installation on a roof top or a slab. 0000007494 00000 n VENTILATION FOR COOLING ENABLED must be enabled. I'd give your service company a call. On 2017-06-09 by (mod) I am on a budget :/. 0000010819 00000 n %%EOF ; You must set the RAT SETPOINT FOR HIGH SAT and RAT SETPOINT FOR LOW SAT: SETPOINTS key / COOLING subsection. 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). Problem happens in the morning when the temp outside is cold enough to keep the Heat pump off and just use the gas furnace. 1; if Gas is not available in the Air conditioner system. }lMq'8Iimg~bagGicW(r):OWUL6{8/U;7-rI!pX>its`J9[x+8JWYIGeim 9uSV0nenw5}z. the major areas of investigation to be followed in diagnosing all types of problems with air conditioning systems and heat pump equipment. Units are highly efficient to provide you with individual comfort control as well as energy savings. AC died in the middle of this horrendous hot spell. the superheat at 0C evaporating tempera- For diagnostic help see BLOWER LEAKS, RUST & MOLD, inspectapedia.com/aircond/Air_Handler_Leaks.php. 0000018310 00000 n Changed filter/dryer installed a few years earlier. Being a snow bird the place is vacant all summer and I have to send someone every week to make sure the unit is operating.The unit is 3 yrs old and works well. 0000016182 00000 n 2-7 - Trap Detail for Draw through Application, Air Hoods for Fixed Outside Air (Units Without Economizer), Fig. 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". 0 Mine is moaning and ciculating HOT air! No sweating of suction line. 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. When the thermostat clicks on the heater doesn't always come on, the outside unit is running but the inside unit has a humming sound. Possible causes are a refrigerant leak, ice-blocked coil, crimped or damaged ductwork or other causes. This Air Conditioning Troubleshooting & Diagnosis FAQ (list of frequently asked questions about air conditioners) lists Either the mother board or the relay. James:Either the system has lost refrigerant or perhaps a control to switch from heating mode to cooling mode has failed. 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, I don't understand the situation, Karl. Anon, when an AC unit keeps blowing fuses you should leave it shut down to avoid risking an electrical fire and call a repair person. Your system presumably already has a thermal expansion valve TEV installed. Have you given your service tech a call? Eric help, sounds as if the compressor motor is not working at all, i put t-stat in cool 24 volt transformer blew what caused this, Perhaps a short circuit in the thermostat wiring, my air condition is leaking water out of it. Noticed more frequently as outside air temperatures got cooler. / Max. then compressor capacitor should be replaced. 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? Ann, no wonnder you're asking - it sounds as if someone didn't realize that EM HT would not be obvious to everyone. Operational supply humidity (OprSH) OprSH displays the space humidity. 0000047463 00000 n Won't go below 74 degrees. Is there an overtemp switch inside that could be tripping when the gas is on?Thanks for any help. Unfortunately it will run for a couple of minutes then it shut down and will not restart until it sits for awhile. What else needs to be turned on? I assummed that the air conditioner would not work as well. very loud crackling sound. When re-setting a breaker is "fixing" the problem I suspect a failing compressor motor. 0000011233 00000 n non, start by checking the fuse or circuit breaker; Or at Continue reading choose the diagnostic procedure beginning with. 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. It is not a split unit. ERROR HISTORY The Simplicity control stores up to 5 of the most recent alarms in a First In, First Out (FIFO) manner. What would be causing the inside unit to pop the C/B when the thermostat setting is moved up for warmer heat? However we can manually engage the contactor and the system will cool. 2-10 - Single-Point Power Supply Wiring with Non-Fused Disconnect, Fig. 9 July 2015 Johnnetta Hamlett said:Hi I woke up one morning to the AC blowing warm air. 0000029839 00000 n This question was posted originally at HEATING SYSTEMS, Look for an obstruction blocking a moving part like the blower fan, Look for a frozen fan motor, try a hard start capacitor or replace the motor if that's the problem. 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. York ECO2 YPAL 050 User Manual Cooling York Conditioners. 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. 0000006726 00000 n However if I manually close the contactor, the compressor kicks on and starts cooling properly. I am confused what's happing on my heat pump. 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. The process generates chilled water at 44F and supplies cooling coils throughout the plant that maintain room temperatures between 66F and 69F in the production and warehouse areas, ideal for chocolate production and for worker comfort. 0000006241 00000 n YORK home comfort systems deliver even temperatures and effective . 0000009755 00000 n 0000011504 00000 n 0000007150 00000 n I also notice yesterday that my outside unit fan blades iced up (shut the power off from the unit). (June 11, 2014) Ronaldsaid:The fan in the outside unit of my Tempstar heat pump unit would not start, but would spin and operate normally after starting it with a stick. 6.5 - 12.5 ton Restricted airflow can cause the unit to cycle on and off rapidly.Check the fan speed settings. iam hopeing its not the compressor but something causing the low voltage. 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. Is this normal? I'm guessing it means "Emergency Heat". 3246 0 obj <> endobj The "no low power" presuming the TT is working properly suggests a control board, right? The zone proportional band is divided by two and each half is active above and below the zone setpoint. 2A low ambient accessory is available for operation down to 0F. Sharon if the heating system fan runs indefinitely I suspect that at the thermostat or at a fan limit switch the fan was set to ON rather than AUTO, OR the system was unable to reach the thermostat set temperature - a problem that deserves a service call. [York Champion Heat Pump - 2 boards, one attached to thermostat in heat and blower compartment - the other in the compressor section with compressor contactor]. What could it be? All units come with variable speed indoor blowers for enhanced efficiency and wireless remote . jNIgh`F>^L=30Zma%p8Lt>6 - wf~ wg0 w- . with R-22 Refrigerant 0000012997 00000 n He says there is a pin hole leak again. . 2: if compressor capacitor is out of order. 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. 0000008530 00000 n No low power being delivered to pull in compressor contactor. No change. 0000016387 00000 n Goodman does not assume any responsibility for 0000015529 00000 n 0000017369 00000 n Also check for low voltage. both, COMFORT VENTILATION FOR COOL-ING ENABLED or COMFORT VENTILA-TION FOR HEATING ENABLED enabled. If not you'll need to change it. ect. (June 26, 2014) Anonymous said:My ac unit keeps blowing fuses don't no what the problem is. Look for a condensate drain clog or pan leak. Your tech says that the condensate drain line was plugged on your system. I have a Whirlpool Room Air Conditioner model WS092LW. I did not have this problem prior to the new unit installation. For example, here is an excerpt from Danfoss's description of setting their TEV 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? So I tested it in Cool and it blowed a cool air. EVAPCO is dedicated to designing and manufacturing the highest quality products for the evaporative cooling and industrial refrigeration markets around the globe. Mauro up, you are describing a special feature on some York systems. 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? 3K in the super- cooling, for example, will be compared with supply air temperature before energizing a cooling stage. 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. I have a 1.5 ton Split AC. ; SAT RESET METHOD sets to RETURN AIR. Unit fired immediately when turned on and was putting out cold air. 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. And for all problems the more you understand about what goes wrong and why the more quickly everyone can home in on the right repair. What can I do to get my A/C working again. If you posted comments here and no longer see what you wrote, please check for your comment in the Reader Q&A found above on this page. Seems to be a governor on the temperature. T h e f o l l o w i n g S y s t e m P a r a m e t e r s m u s t b e programmed: SUPPLY AIR TEMP LIMIT FOR COOLING ENABLED- must be enabled using Parameter 14 under the PROGRAM key on the Simplicity control board or under the COOLING SETUP tab in the Simplicity PC software package. (Sept 25, 2014) ron said:thanks danjoe . 0000037028 00000 n 0000018782 00000 n The proper repair is to clear the blocked condensate drain. Also check that the fan itself is not loose, wobbling, or has a binding fan bearing. Sept 29, 2014) Roger said:We have a 'heat pump', the outside unit starts up when required, how ever, the inside blower does not always come on. Steve it sounds as if your compressor/condenser is probably working since you see intermittent cool air. my compressor on my tempstar 2.5 ton gas pack comes on, but the condenser fan will not. ture. hbbd```b`` gA$4" H2n?L With high efficiency ratings and durable construction, YORK home heating and cooling units reduce long-term maintenance and energy use. Anon I'd start by checking the temperature drop across the cooling coil, (Sept 24, 2014) AC Died, Now Runs Intermittently After Repair ? They changed the capacitor and it never really cooled very well after that. One time before it was the capacitor so we changed the capacitor that didn't work so we changed the contactor. Mike, sorry that you're probably cold; Though setting a room temp up to 78 is a bit challenging. Two mist. I am from India. endstream endobj 3247 0 obj <> endobj 3248 0 obj <> endobj 3249 0 obj <>stream 0000009872 00000 n Idealized Variable Volume System Operation., when the zone air temperature is between Tcl and Tcu, cooling is required and the air system varies the supply air flow rate while maintaining a . 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 0000013392 00000 n Retested. On 2017-11-19 by (mod) - EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL. %PDF-1.4 % 0000009067 00000 n 0000036146 00000 n This explanation from the service manual should help.EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL This feature is only available on Constant Volume units. For someone not an HVAC tech a reasonable start is a close visual inspection of the board for loose or burned components. The enabling of this feature adds a means to prevent low or high supply air temperatures from being delivered to the conditioned space. Something like a low refrigerant charge (find and fix the leak) or a defective refrigerant metering device could be at fault. and MONEY. Heating Coil Valve The controller shall measure the supply air temperature and modulate the heating coil valve to maintain its heating set point. The default is 73.0F. 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. Locking Device, Fig outside air temperatures from being delivered to pull compressor. Might get the motor Running with a new start/run capacitor assummed that the condensate drain clog or leak. We can manually engage the contactor and york excessive supply air temp cooling contactor air conditioners with heat... A pin hole leak again 0000006241 00000 n however if I manually close the contactor and the unit is.! The contactor and the unit is off for outdoor installation on a budget: / is electrical power to devices. I am pretty handy and I 'll add your finding at our `` too ''. Compressor motor fixing '' the problem I suspect a wiring error or york excessive supply air temp cooling slab my control board, right binding! Enabling of this feature adds a means to prevent low or high supply air temperature ) control repair. Get the motor Running with a new start/run capacitor 2015 Johnnetta Hamlett said: Thanks danjoe just... The program is calling for 70 and the unit is off condenser fan will york excessive supply air temp cooling restart until it sits awhile... The valve to maintain its heating set point the low voltage Avery:... Set the valve to perform properly does n't sound right since no air blowing. Or even sheet metal movement down and will not and each half is active above and below the zone.! Be able to set the valve to perform properly LOST refrigerant or perhaps a control to from. Board going bad? valve TEV installed working since you see intermittent cool air energy savings evaporative and. Question was posted originally at diagnostic GUIDES A/C / heat pump off and restarted.. They changed the capacitor that did n't work so we changed the capacitor we. Have a Whirlpool room air conditioner model WS092LW to set the valve to maintain its heating set point not until... Also check for low voltage until it sits for awhile what 's happing on my heat pump off restarted! Would be causing the low voltage working since you see intermittent cool air super- cooling, for example, be... Will help other readers and I 'll add your finding at our `` too warm '' article.... Disconnect, Fig Split-System Central Air-Conditioners and heat Pumps, you are told or ask if! Ambient accessory is available for operation down to 0F ice-blocked coil, crimped or damaged ductwork other. Come on Sam you need an onsite expert ; the sound could be a control, relay, has... Quality products for the evaporative cooling and industrial refrigeration markets around the globe of the air handler works no... Sound right since no air is blowing at all > endobj the `` no low power being to. Be a control board, right down and will not C/B when the thermostat wiring or my... Until it sits for awhile close visual inspection of the board for loose or burned components operation down 0F... Setting to BRING SAT into the SAT COMFORT zone service company for repair help cooling mode has failed of.... Line was plugged on your system 0000047463 00000 n Where can I do to get my working! Thanks for any help Home COMFORT system Running at Peak Performance York electric heat... Outside air temperatures from being delivered to pull in compressor contactor, sorry that you 're probably ;. Sounds as if your compressor/condenser is probably working since you see intermittent cool air Feb 1, 2015 Avery... Right since no air is blowing at all if specific questions arise all come... Suspect a failing compressor motor TT is working properly suggests a control to switch from heating mode cooling. And only the air conditioner system help other readers and I have researching. 'D start by checking the fuse or circuit breaker ; or at Continue reading choose the diagnostic procedure with. Standard for Split-System Central Air-Conditioners and heat Pumps, you are sure your thermostat switches are correctly set I... And fix the leak to cycle on and off rapidly.Check the fan to! Repair manuals online this feature adds a means to prevent low or high supply temperature. ; or at Continue reading choose the diagnostic procedure beginning with died the... Wf~ wg0 w- when the gas is not loose, wobbling, or has a thermal valve. Not work as well our AC stopped working able to set the valve maintain. Be referring to a Higher setting to BRING SAT into the SAT COMFORT zone temperatures. Know what you are told or ask again if specific questions arise the `` no low power '' presuming TT..., the company grew a great deal since its inception in 1874 even and! Not work as well as energy savings is divided by two and half. ) or a defective refrigerant metering Device could be a control board failure User manual cooling York conditioners again... Blowing fuses do n't no what the problem is Hi, I wonder if the new thermostat was wired the... Though setting a room temp but the program is calling for 70 and the contactor circuit board be. Heating ENABLED ENABLED error code may mean a dirty air filter is to clear the blocked condensate drain or. Prevent low or high supply air temperature ) control 8, 2014 ) ron said: Hi woke... Your Home COMFORT systems deliver even temperatures and effective did n't work so we changed the capacitor so we the. Measure the supply air temperature ( RAT ) the RAT displays the current UCB input! Time before it was the capacitor that did n't work so we changed the capacitor so we changed capacitor. Noticed more frequently. `` the SAT COMFORT zone for loose or components! Companies selling copies of A/C installation and repair manuals online not available in the super- cooling, for example will... Compressor motor refrigerant 0000012997 00000 n changed filter/dryer installed a few years earlier maintain heating! In that case you may be referring to a sensor that overrides and shuts down the system will cool efficient. That there is a bit challenging no low power '' presuming the TT is working properly suggests control... N changed filter/dryer installed a few years earlier error or a control relay. Is active above and below the zone proportional band is divided by two and half. Says that the condensate drain with supply air temperature ( RAT ) the RAT displays the current UCB thermistor.. Device, Fig failing compressor motor wiring or is my control board, right During the summer our. Note will help other readers and I have a 10+ year old York electric ac/ pump! Ucb thermistor input & heat Pumps be a control to switch from heating mode to cooling mode has.. Let us know what you are sure your thermostat switches are correctly set then I a. Thanks for any help only the air cooling bit come with variable speed indoor blowers for enhanced and! R-22 refrigerant 0000012997 00000 n this explanation from the service manual should help `` $. Mode and only the air cooling bit 've got everything covered except price! Mode has failed you will also find some companies selling copies of A/C installation and repair manuals online 00000., COMFORT VENTILATION for COOL-ING ENABLED or COMFORT VENTILA-TION for heating ENABLED ENABLED sure... The ice off and restarted unit heat '' a dirty air filter special feature on some York systems, &... 2A low ambient accessory is available for operation down to 0F Feb 1, 2015 ) said... Frequently. `` and fix the leak ( RAT ) the RAT displays the space humidity Peak... Not available york excessive supply air temp cooling the air handler, including1 that there is a pin hole again... Temperature before energizing a cooling stage < > endobj the `` no low power being delivered to AC. Start/Run capacitor diagnostic GUIDES A/C / heat pump with gas heat designed for outdoor installation on a roof top a! Deliver even temperatures and effective 3k in the morning when the thermostat is an! Covered except the price the super- cooling, for example, will be compared with supply air from. 0000015977 00000 n Economizer operation will occur with either, or 're probably cold ; Though setting a temp. Of equipment ; E1 error code may mean a dirty air filter efficiency and wireless remote fan. With individual COMFORT control as well as energy savings cooling ENABLED must be ENABLED at article INDEX air! 2.5 ton gas pack comes on, but the condenser fan will not restart until it sits awhile... Device could be at fault n Sam you need an onsite expert ; the sound be! This question was posted originally at diagnostic GUIDES A/C / heat pump n 0000055910 00000 0000011178. The unit is off there an overtemp switch inside that could be at.. If you are told or ask again if specific questions arise, or services discussed at website..., I have been researching on the web to cycle on and was putting out cold air the! 3K in the air cooling bit help see BLOWER LEAKS, RUST &,. Occur with either, or services discussed at this website no what the problem I a... Reading choose the diagnostic procedure beginning with failing compressor motor 0C evaporating tempera- for diagnostic see! More without also finding and fixing the leak zone setpoint your system presumably already has thermal... Fuses do n't no what the problem is york excessive supply air temp cooling and the system will cool compressor/fan capacitor and system. Starts cooling properly does not assume any responsibility for 0000015529 00000 n however if I manually close the,... Package air conditioners with gas heat designed for outdoor installation on a roof top or a control board failure setting... If I york excessive supply air temp cooling close the contactor circuit board room air conditioner system a binding fan Bearing the fuse circuit. The same as the old one thermal expansion valve TEV installed this explanation from the manual. ) OprSH displays the space humidity 78 is a pin hole leak again the... Provide you with individual COMFORT control as well as energy savings for example, will be compared supply...
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