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. Is there a way to test the control board or do you think it is something else I should test.Thanks,George. I really would like to get one more season out of the unit. Trane Heat Pump. The Zone:Sizing object uses the inputs for supply air conditions in order to size flow requirements. 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. 0000012438 00000 n The AHU has a . 0000007878 00000 n hb```f``a`a``cg@ ~rL@d`B0 l8t` L8BD>(-_..'[lg%\sirgx0~hk1oOjC%vio5FDm5ZU2rXV$&k`8abi@UI;n=vpms=52Sq Yxj)j)$,&`JE`P)(Y6p44BHL5p@h I4p0Vf132Z\`h A @eib^ E ]V*%fg`T4XVtieCzXMA q?a`z 0 g I have come to the conclusion either I have a defective control board, or a sensor is preventing the board from starting the compressor. non, start by checking the fuse or circuit breaker; Or at Continue reading choose the diagnostic procedure beginning with. Condensation is running down the side of the unit from about 3/4 way up, then running off the roof, so much so it leaves a lg puddle on the patio. 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). (July 11, 2014) Anonymous said:If the themostat is calling for cool,an the condensor motor don,tCome on what must i check to see why the motor not coming on when the contactor is push in. 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. He says that the pan unit needs to be replaced at cost of about $400. Air is not really cooling. Thanks for in advance. 0000017601 00000 n the unit is only 5 years. 0000008530 00000 n 0000058255 00000 n Some TEVs are adjustable. You will also find some companies selling copies of A/C installation and repair manuals online. endstream endobj startxref Can I repair it at home? Kevin I'm confused too. I am just wondering why the fan kept running while the house was not being heated---or not according to my thermostat anyway. Split System Remote Coolers and On 2016-08-08 by (mod) 0000016787 00000 n The existing 3 ton blower and heater unit were reused. My tech. Your system presumably already has a thermal expansion valve TEV installed. S/he may find that there is an underlying problem that caused the earlier failure you described such as a failing compressor motor or low voltage or something simpler like a bad TEV. 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. 0000009530 00000 n Text mode ; . (July 6, 2015) Melissa said:Air conditioning turns on,blows cool air, but never reaches desired tempwhat could be going on? 2013 Trane Heat Pump worked great cooling the house before winter,turn it on now and call for cool and real hot air blows out the vents not cool,why? I turned the A/C on from my thermostat. 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. 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. So I figure you're not faced with an obvious problem like a switch turned off. my a/c is running and blowing cold air and then on its on starts blowing hot air and cold air again this is a goodman heat pump. (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. From just your note, AC, I can't make a useful guess. BUT: they said the heat to the Rheem and the furnace fan should still go on even if the roof AC was off. L`g T Z@ Hbug0\O*@l7~3b[Wig|M&^v)s^>3}6.Lvf=3~t`NFe+ 6OJd60p4tuu Li, CCZ4 `( 0000015584 00000 n Replaced and is working. However if I manually close the contactor, the compressor kicks on and starts cooling properly. After installation the blower unit starts, runs about 15 sec and then restarts. If the weak air flow has *always* been a problem there may also be loose, disconnected, leaky, crimped ductwork, or an improperly designed supply or return duct system. 0000016387 00000 n I live in Florida and it has been about 90 degrees lately, and my house (inside) has been about 85! 5 $[ $o 6 $A\F Qb``%F}.4#`;q>J8@ . REPAIR & DIAGNOSTIC FAQs for A/C at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. When completed in 1930, the skyscraper was the world's tallest building. 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. 0000010434 00000 n My Carrier heat pump A/C has stopped functioning. 0000025505 00000 n 0000006432 00000 n setting suitable for most applications. Any ideas? 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. 2-13 - Typical Gas Piping Connection, Checking the System Prior to Initial Start (no Power), Table 3-1 -R410-A Pressure / Temperature Chart, Table 3-2 - Low Fire / High Fire Pressures, Fig. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. What might be the culprit be? Something like a low refrigerant charge (find and fix the leak) or a defective refrigerant metering device could be at fault. It seemed to work perfectly, but when it kicked off, the fan would not start again, even with a stick. 0000017547 00000 n 0000010035 00000 n 0000014509 00000 n Need Help with AC Sound. If your system has an electrostatic air cleaner installed, that may be a normal noise of the unit zapping dust. had a new thermal expansion value installed ,did not solve problem . 2-6 Drain Trap Showing Water Location During Draw through Operation Stages, Fig. 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. 0000008204 00000 n For diagnostic help see BLOWER LEAKS, RUST & MOLD, inspectapedia.com/aircond/Air_Handler_Leaks.php. Two mist. . I have had a tech out twice and I am trying to see if there are any things that I can check or ask my technician to check. If you can send along photos using our CONTACT US link, we can comment further. Thank you! ECOCSUN3672 Series Convertible Economizer for York Sunline 3-6 Ton Units Before Starting Installation Form: ECO-600-R1 1 1. 0000044106 00000 n ], Possibly the changing temperature is causing thermal movement in metal ductwork. 0000005586 00000 n 0000016674 00000 n 2-11 - Dual-Point Power Supply Wiring, Table 2-16 - Three Phase Power Supply Conductor Size Range, Table 2-17 - Supply Air Duct Connection Configurations, Table 2-18 - Return Air Duct Connection Configurations, Fig. Melissa you need an on site service technician. This still did not work. Charles, I wonder if the new thermostat was wired exactly the same as the old one? concerns with torn damaged insulation anywhere inside of the air handler. Unfortunately it will run for a couple of minutes then it shut down and will not restart until it sits for awhile. [York Champion Heat Pump - 2 boards, one attached to thermostat in heat and blower compartment - the other in the compressor section with compressor contactor]. This feature is only available on Constant Volume units. Set FAN speed to a Higher setting to bring air past cooling coils more frequently.". 0000010764 00000 n (Sept 26, 2014) Anonymous said:thanks for the info dan. Changed filter/dryer installed a few years earlier. 0000011342 00000 n 0000037051 00000 n AC there are articles in this series that describe repair processes, basically beginning with accurate problem diagnosis. Shut off during the day..ran it at night to sleep..than other day left it on all day and at some point realized it should be cooler and it wasnt.check settings, breakersnothing wrong..what to do? 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. 0000009198 00000 n 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. 0000016127 00000 n goodman model #06x140301ka. . This PCBFM103S circuit control board is a guaranteed genuine Goodman OEM replacement for several Goodman, Amana, and Janitrol units. 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 . 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. 0000029798 00000 n Mine is moaning and ciculating HOT air! A loose fan belt. (June 27, 2014) troysaid:AC runs continuously, thermostat is set to 74 and inside temp is 76. Now has new compressor, filter/dryer and expansion valve. Continue readingat AIR CONDITIONING & HEAT PUMP SYSTEMS - topic home, or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. later handed me a bill for 172.50 had I known I could have done it myself. endstream endobj startxref 0000008648 00000 n Any idea? The enabling of this feature adds a means to prevent low or high supply air temperatures from being delivered to the conditioned space.If you don't have the service manual we can help you find one. on air conditioners. Un-plugging the condensate drain should allow the pan to empty and the switch to then permit the system to run. 0000008041 00000 n Sam you need an onsite expert; the sound could be a control, relay, or even sheet metal movement. when I turn on my ac instead of cooling the heat comes on. There's no problem with cooling or fan speed per se.Thanks in advance,Sam, On 2016-04-21 by (mod) (June 30, 2014) bill frame said:i have a single unit the air starts cool then air warm. Turn on air and it will run for a few minutes and blows cold but then cuts off and wont run anymore. My outside unit fan is barely turning. the problem I am facing is that my ac cools for half hour and than cuts off for half hour and restarts only after half hour even if i lower down the temperature . On 2017-11-19 by (mod) - EXCESSIVE SAT (SUPPLY AIR TEMPERATURE) CONTROL. The same unit heats our home. I just can't say. I don't understand the situation, Karl. I had a 4 ton 12 seer 20 year old unit removed. Everything else works apart the the air cooling bit. 0000027295 00000 n 0000013832 00000 n 0000006895 00000 n ; You must set the RAT SETPOINT FOR HIGH SAT and RAT SETPOINT FOR LOW SAT: SETPOINTS key / COOLING subsection. 0000008475 00000 n I do not know anything about fixing ACs but I am pretty handy and I have been researching on the web. Your note further suggests ice-blocked cooling coil troubles. We have a Honeywell RTH6350D programmable theromstat and changed the fan from auto or on and even that is not working. PS: all filters are clean. d9Ibd;II My portable air conditioner a Comfort Air turns on Cycles blows cold several minutes Cycles down fan only after a period of time it Cycles on again a few minutes and then goes back to fan. Air handler is 17 years old with a Honeywell digital thermostat. The only reason one would replace the pan itself would be if it were damaged, perforated, leaking. SUPPLY AIR TEMP LIMIT COOLING SETPOINT Using Parameter 15 under the PROGRAM key on the Simplicity control board or under the COOLING SETUP tab in the Simplicity PC software package. When working normal, the temp is great. 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 0000025136 00000 n 0000010614 00000 n Click to Show or Hide Citations & References, Goodman A/C Unit Service Instructions: RS6200004 May 2006, Goodman Ceiling A/C Unit Model AC24-10D Specifications, AIR CONDITIONER REPAIR & DIAGNOSTIC FAQs for A/C-#2, ARTICLE INDEX to AIR CONDITIONING & HEAT PUMPS, Modern Refrigeration and Air Conditioning, Air Conditioning & Heat Pump Design, Inspection, Repair Books, HOME INSPECTION EDUCATION COURSES (Canada), HOME INSPECTION EDUCATION: HOME STUDY COURSES, Consumer Information Line Goodman Manufacturing Company, L.P. Toll Free 1-877-254-4729 (U.S. only), Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the.