Technical Service Guide - Allied HVAC Distributors
Contents
1. INDOOR ERROR DISPLAY ERROR CONTENTS OPERATION TIMER AIRCLEAN COILDRY ae Remote Serial Reverse Transfer Error at Start Up Off 2 flashes Off Off 01 Communication Serial Reverse Transfer Error During Operation Off 3 flashes Off Off 00 Error Forvvard Transfer Signal Error at Start Up Off 4 flashes Off Off 13 Indoor Unit Remote Control Wired Remote Control Off 8 flashes Off Off 00 Indoor Unit Room temperature thermistor error 2 flashes 2 flashes Off Off 02 or 03 Temperature Error Heat exchanger temperature thermistor error 2 flashes 3 flashes Off Off 04 or 05 ee 7 Float svvitch tripped pump problem 2 flashes 6 flashes Off Off 09 Discharge pipe temperature thermistor error flashes 2 flashes Off Off OC or Od Outdoor heat exchanger temp thermistor error 3 flashes 3 flashes Off Off 06 or 07 Outdoor temperature thermistor error 3 flashes 4 flashes Off Off OA or Ob 2 vvay valve temperature thermistor error flashes Off 2 flashes Off 1d 3 vvay valve temperature thermistor error 3 flashes Off 3 flashes Off 1E Heat sink temperaturethermistor error 3 flashes 7 flashes Off Off OE Compressor temperature thermistor error 3 flashes 8 flashes Off Off 15 MANUAL AUTO button error 4 flashes 2 flashes Off Off 20 Indoor Unit Control Power supply 50HZ 60HZ detection error 4 flashes 4 flashes Off Off 08 System Error Electronic Air clean filter error 4 flashes 7 flashes2. Return Air Static Pressure Supply Air Static Pressure Total Static Taken downstream of filter for return and upstream of coil for supply unless a single piece air handler CFM Calculation Method Temp Rise Velometer ECM Board Settings ECM Jumper Settings Cool Adjust Heat Delay Hum HP Other Air Handler Defrost Control or Furnace Jumper Settings Comments Total Static Measurement a 50 S 7 20 An du DT A y w A Mir Aa z TOTAL STATIC Saturated Temperature Superheat Discharge Temp HEAT PUMP JOBSITE INFORMATION SHEET gt OWNER Name Street City State Province Contact gt SERVICING CONTRACTOR Name Street City State Province Contact gt EQUIPMENT DATA OUTDOOR UNIT Model EVAPORATOR Model AIR HANDLER Model FURNACE Model gt PROBLEM SUMMARY gt CORRECTIVE ACTIONS TAKEN gt ADDITIONAL INFORMATION Zip Phone Zip Phone Serial Serial Serial Serial gt ACCESSORIES CHECK THOSE INSTALLED J Low Ambient Kit LJ Compressor Time Delay I Mild Weather Kit J Crankcase Heater J Hard Start Kit J Filter Drier LJ Compressor Sound Enclosure HPJS RH REV1 I Oil Separator J High Pressure Cutout LL Low Pressure Cutout J Discharge Line Muffler J Hot Water Recovery 1 Heat Pump Monitor Hot Gas Bypass gt DATE REQUESTED gt REQUESTOR gt DISTRIBUTOR Name
3. Guijo09 qns sjenb3 duet eum p nb snu duet Jes bBuijoog qns 104 ON JO S A e nulo y mu du L ur1 doden duia L 3417 SES JOH eur pinb17 Weed ur pinbry dwar pinbiv 9949 SIU JO UONeJdWOI 10 sl 4 209 AOQE JUSIQUUE J00P3NO UV 3 LON MAD 40 p sn NAD 4 lpueH AIV 9 3A0QY MO 9g uoIzesedas e91319A S 2 J40Z110H 221319A U36U97 our zoden py DZIS out Joden 153UOZLMOH TE NMH A u Bu oul pinbi7 e 9ZIS out pinbry NOILVINYOANI TVNOLLIGGV dwo our Joden Buiuojuy diuoL opisuj 39141939S 3914199 102 JOOPUI ON JO S A SANIT YOdVA duet our zoden JO AXL GEILEN BUILIDI9IN Od ON JO S A ON 40 S A dNI1 dINOIT OF OISd UDIH 2194 MO Guineo 7 duuo L mes E AN sjenb uoneusnes duet Jes snulu duet O snss ld s duet eS p duu L P3SN Sjuod HAH 9911 oul Joden Suoneooi 1911P JE ON 40 5 Z ye H s dnsg 104 ejnwaoj Posen SI149p 31919 L LAAHS NOLLV NMHOANI 4118807 N NOLL GNO YIV 80 GAS FURNACE JOBSITE INFORMATION SHEET gt OWNER Name Street City Zip State Province Phone
4. SELECT Press the SELECT button ENTER Press the ENTER button _lElrje EN 1112 SELECT EL CODE DESCRIPTION CODE DESCRIPTION E 1 1 3 EN E 7 5 1 Suction gas thermistor error E 1 1 4 E 7 7 1 Heat sink thermistor error E 1 5 6 Check run unfinished E 8 2 1 Sub cool heat EX gas inlet thermistor error E 2 1 2 Number of wires and pipes error E 8 2 2 Sub cool heat EX gas outlet thermistor error E 2 2 1 Indoor unit capacity error E 8 3 1 Liquid pipe thermistor error E 2 4 2 Number of indoor units error E 8 4 1 Current sensor error E 2 4 3 Number of Branch boxes error E 8 6 1 Discharge pressure sensor error E 5 U 1 ndoor unit error E 6 6 3 Suction pressure sensor error E 6 2 1 Outdoor unit model information error E 8 6 4 High pressure svvitch error E 6 3 1 nverter error E 9 4 1 Over current error E 6 4 1 A F voltage error E 9 5 1 Compressor control error E 6 5 3 LPM error E 9 7 3 Outdoor unit fan motor error E 6 A 1 Display P C B communication error E 9 9 1 4 vvay valve error E 7 1 1 Discharge thermistor error E A 1 1 Discharge temp error E 7 2 1 Compressor thermistor error E A 3 1 Compressor temp error E 7 3 3 Heat EX liquid outlet thermistor error E A 5 1 Low pressure error E 7 4 1 Outdoor thermistor error E J 2 U Branch boxes error
5. gt SERVICING CONTRACTOR Name Street City Zip State Province Phone gt PRODUCT INFORMATION Furnace Model Number Evaporator Model Number Installation Date gt TEMPERATURES Figure 1 11 Vent Temperature T2 Return Air T3 Supply Air Temperature Rise T3 T2 gt PRESSURES Furnace Running Figure 1 P1 Manifold P2 Inlet Gas P3 Vent Pressure Switch Gas Pipe Diameter LP or Natural Gas Burner Orifice Size gt HIGH VOLTAGE CIRCUIT READINGS Figure 3 D amp Line Voltage amp IBM amp IDM 3 Transformer D 8 2 11 to Earth Ground 8 Neutral to Earth Ground 8 HSI Voltage during warm up gt LOW VOLTAGE CIRCUIT READINGS Figure 4 amp Transformer Control Voltage D to 42 MRLC amp LC D to 69 to 2 43 amp 44 Vent Pressure Switch B 8 1 Gas Valve 17 Flame Sensor Micro Amp gt DATE gt PROBLEM DESCRIPTION gt DISTRIBUTOR Name Street City State Province Phone Serial Serial gt VENT Figure 2 Vent Material Single Wall A Common Vent Used Diameter Total Length Term Length Total Height Power Venter Used gt VENT CONNECTION Figure 2 FURNACE Material Single Wall A Double Wall A HTPV l Diameter Height gt OTHER NECESSARY DATA Figure 2 s return air intake sealed and terminating outside furn
6. Power off or loose electrical connection Thermostat out of calibration set too high Defective control board e Blown fuses tripped breaker e Transformer defective e High pressure control open Miswiring of communications communication light on continuously Run or start capacitor defective Start relay defective e Loose connection Compressor stuck grounded or open motor winding open internal overload Low voltage condition o Improperly sized unit Improper indoor airflow Incorrect refrigerant charge Air noncondensibles or moisture in system e Incorrect voltage e Defective overload protector e Refrigerant undercharge e Restrlctlon In liquid lin expansion device or filter drier e Bad TXV e Dirty outdoor coil Refrigerant overcharge e Outdoor fan not running e Air or noncondensibles in system Bad TXV Replace TXV Bad compressor e Replace compressor Low indoor airflow Operating below 65 F outdoors e Moisture in system REMEDY e Check for correct voltage at line voltage connections in condensing unit e Reset e Check control board diagnostic codes e Replace fuses reset breaker e Check wiring Replace transformer e Reset Also see high head pressure remedy The high pressure control opens at 610 PSIG Check communication wiring e Replace Replace e Check for correct voltage at compressor Check and tight
7. Gas Furnace Jobsite Information Sheet E Oil Furnace Jobsite Information Sheet F Suggested Service Van Tool List G RUUD Diagnostic Flow Cllari ya asam sereen sed Fujitsu Halcyon Troubleshooting Guide Training Course Cancellation Policy We encourage people to sign up online for courses and to do so early to insure a seat is reserved in their name Please note that we reserve the right to cancel a course at least one week in advance when attendance is below our minimum which changes based on subject matter and length of class Training Course No Shows There are significant costs incurred to produce a training course including printing travel lodging meals snacks and drinks Please note that no shows those who sign up for courses but don t show up or cancel within 24 hours of the scheduled start time are billed the full tuition All handouts will be provided to the TM for delivery to the contractor as time permits Technical Service Calls One of the primary job functions for a technical service manager TSM is to assist our customers in solving problems over the phone To maximize that effort we attempt to record all incoming technical support calls The records we keep are then used to identify trends in service or warranty allowing
8. O Type L Vertical Describe appliance and venting O Sidewall Power Vent i N dl ii alt d e I I Ny Ll A i m d ANN f d H i i 1 f y 1 m i H m NA m i a WK ey E a gt SEA A fe F A ee GENERAL INFORMATION SPARK GAP INFORMATION e Line Supply Voltage e Control Voltage e Polarity ELECTRODE e Supply Air Temperature A SE 2 7 e Return Air Temperature a O e Air Flow CFM o e 1 5 e Combustion Air Source Sw NOZZLE BURNER INFORMATION e R Spark Gap S Spark Gap T Spark Gap e Nozzle Size e Date Nozzle last changed e Nozzle Spray Angle Pattern FUEL INFORMATION e One or Two Pipe System O ONE TWO Overfire Draft e Are Flare Fittings Used OYES ONO Pump Pressure e Pipe Size Pump Cut off Pressure e Vertical Lift Air Shutter Settin 9 e Tank Location O Inside O Outside buried O Outside above ground e Date of last oil filter change Air Band Setting CAD Cell OHMS Light ALLIED HVAC DISTRIBUTORS HVAC Service Vehicle Suggested Tool List This list contains the minimum tools a service technician should have in order to properly start or troubleshoot a system Properly diagnosing any system requires well maintained trusted tools All tools should be inspected and calibrated on a regular basis to insure data gathered can be as a
9. IER lt 0 cor 2 038 om ar me Po sr 3 v a mn R 2000 or 30 34 os os 0 300 gt A nu un zr n__n e mem 2 BEEN 1 1 18 1 MEM 0 7 RECH on Indoor Ceiling Cassettes MODELS AUU18RCLX AUU24RCLX AUU36RCLX AUU42RCLX Error Code Error Contents 01 Indoor unit doesn t accept signal from outdoor unit 02 Room temperature sensor open d yon 03 Room temperature sensor short circuited 04 Indoor heat exchanger temperature sensor open 05 Indoor heat exchanger temperature sensor short circuited 06 Outdoor heat exchanger temperature sensor 08 Power source connection error 09 Float switch operated OA Outdoor temperature sensor error Oc Discharge pipe temperature sensor 11 Model abnormal Indoor EPROM Abnormal 12 Indoor fan abnormal 13 Outdoor unit doesn t accept the signal from indoor unit 14 Excessive outdoor pressure permanent stop HIGH SEER R410A 50 MINI SPLITS 1 TROUBLESHOOTING GUIDE 2013 2014 1A Compressor does not operate 1b Outdoor unit fan error 1c Communication error inverter to multi controller 1d 2 way valve sensor error 1E Expansion valve error 1F Connection indoor unit error Outdoor Cassette amp Ceiling Suspended MODELS
10. OFF OFF OFF OFF 1 flash Outdoor discharge pipe temperature thermistor error 2 flashes OFF OFF OFF Outdoor heat exchanger temperature thermistor error 3 flashes OFF OFF OFF Outdoor temperature thermistor error 4 flashes OFF OFF OFF 2 way valve temperature thermistor A error 5 flashes OFF OFF OFF 2 way valve temperature thermistor B error OFF 5 flashes OFF OFF 2 way valve temperature thermistor C error OFF OFF 5 flashes OFF 2 way valve temperature thermistor D error OFF OFF OFF 5 flashes 3 way valve temperature thermistor A error 6 flashes OFF OFF OFF 3 way valve temperature thermistor B error OFF 6 flashes OFF OFF 3 way valve temperature thermistor C error OFF OFF 6 flashes OFF 3 way valve temperature thermistor D error OFF OFF OFF 6 flashes Compressor temperature thermistor error 7 flashes OFF OFF OFF Heat sink temperature thermistor error 8 flashes OFF OFF OFF Pressure switch 1 error 9 flashes OFF OFF OFF Pressure switch 2 error 10 flashes OFF OFF OFF Connected indoor unit error 11 flashes OFF OFF OFF IPM error 12 flashes OFF OFF OFF Compressor rotor location can not detect permanent stop 13 flashes OFF OFF OFF Compressor start up error permanent stop 14 flashes OFF OFF OFF Outdoor unit fan motor error 15 flashes OFF OFF OFF Main CPU sub CPU Communication error 17 flashes OFF OFF OFF Discharge temperature error 18 flashes OFF OFF OFF Compressor temperature error 19 flashes OFF OFF OFF 4 way valve error 20 flashes OFF OFF OFF Outdoor unit PCB mo
11. Service Analyzer Charts COMPRESSOR OVERHEATING SYMPTOM POSSIBLE CAUSE CHECK REMEDY greater than 15 F l l Qo i aulty metering device estricted cap tube 9 C at coil Faulty metering d Restricted cap tube TEV TXV Power element superheat out of adjustment internally Foreign matter stopping flow Hot air attic entering return High internal load Heat source on miswired or faulty control Restriction in liquid line Drier plugged Line kinked Low head pressure Low charge Operating in low ambient temperatures Suction or liquid line subjected to high heat Hot attic source Hot water line Check wiring Have problem corrected before diagnosis continues Correct and complete diagnosis High line voltage Have problem corrected High head o Check system charge ge Clean coll Faulty or wrong size heat pump fan motor Low line voltage D oO 2 m CH m a 3 o Replace fan blade Replace with correct rotation motor Recirculation of air Correct installation Additional heat source Check for dryer vent near unit Faulty fan blade or wrong rotation Check for recirculation from other equipment Noncondensibles Recover refrigerant Evacuate and recharge system Equipment not matched Correct mismatch Short cycling of com Replace pressure control pressor Faulty pressure control Loose wiring Check unit wiring Thermostat
12. Status LED should be biking a Faull Code Flame senso light should be steady on 58 2 ves when burners are lil If Name LED blinking 2 WB wi or off flame sense is low or absent Sg Ko E gl 5 NO di BLOCKED DRAN bis shouldbe presen A Hate acon no testichoms such as gi llar dampers closed registers elc CHECK 15 int good wire and connections olas n IFC and all hmiis Make sure grounding on IFC and unit hmili are n l et when ar lemperaluts te wilhin a specified range check for propor edit batetin Ll A neutral D ROLLOUTS aimo hilkuls ar overtoreuratire Imit do nol need lo be reset Make Bomm tan q md dean il nesesiaf yh E sure no flame roloul in burner compartment due to blocked fu or heal exchanger wird conli baltan Io verse md and approprists pin of j OVERFIRE ensure furnace is nol overlemperalure temp rise is above stated range connect on FC Check gas valve proper orifice size gas pressure elc bp carros across li bumu and all bume dar L Doan hermoslal mainlain reasonable room lemperalute near selpoinl 7 Check hsil andicipa or selling Fumaca may need an isolalion relay PROBLEM Chuck installaten under seclon lied Isolation Relay lor STILL PRESENT Mtb correcl furnace mizing Bel Ensure hermoslal is leg ans arti pet ei and nol improperiy affected by h walls pipes or w
13. om l Ls ERAS TAN LAS MLW Bin c x OVI E Ee ik DIAGNOSTICS Cooling Mechanical Checks Flowchart Outdoor Unit Running YES Go to Electrical Checks Flowchart Pressure Problems High Head Low Liquid Low Suction Pressure J t Pressure Pressure Dirty Filters Dirty Indoor Coil Inadequate Indoor Alrflow Dirty Outdoor Coll __Inoperative Outdoor Recirculation of Outdoor Alr l Open IPR i Valve Low Ambient Temperature Ba Compressor Inoperative Indoor Blower Outdoor Check leese Valve Closed Low ori Charge Restricted Indoor Metering Device Restricted Indoor Metering Device Higher Than Ambient Air Entering Outdoor Coil Wrong Outdoor Restricted Restriction in Fan Rotation Filter Drier yst Recirculatlon of ndoor Alr Wrong Indoor Blower Rotation Inadequate Ducts Outdoor Check Valve Closed DIAGNOSTICS Heating Mechanical Checks Flowchart Pressure Problems High Liquid 57 Liquid Low Suction Pressure Pressure Pressure Inoperative Indoor Fan Open IRP Valve Low Indoor Temperature inadequate Outdoor Airflow inoperative Outdoor Fan Motor Overcharge Bad Compressor Noncondensibles Low on Charge Restricted Outdoor Metering Device Indoor Check Valve Closed Restricted Outdoor Metering Device Rest
14. pinbrj snu duet snss ldd si duet Jes p duet p sn Sjuod BIIAIIBG oul Joden Suoreooi JE ON 40 5 99119 2 ye H A0dns 104 ejnwaoj p sn 55149p Puueieuw 31919 LAAHS NOILVWNUOANI ALISAOF 4 LVAH duet Jes BUIJ007 qns 104 ejnwaroj gt OWNER Name Street City Zip State Province Phone Contact gt SERVICING CONTRACTOR Name Street City Zip State Province Phone Contact gt EQUIPMENT DATA OUTDOOR UNIT Model Serial EVAPORATOR Model Serial AIR HANDLER Model Serial FURNACE Model Serial gt PROBLEM SUMMARY gt CORRECTIVE ACTIONS TAKEN gt ADDITIONAL INFORMATION gt ACCESSORIES CHECK THOSE INSTALLED I Low Ambient Kit I Oil Separator LJ Compressor Time Delay J High Pressure Cutout LJ Mild Weather Kit LJ Low Pressure Cutout J Crankcase Heater J Discharge Line Muffler J Hard Start Kit J Hot Water Recovery J Filter Drier Hot Gas Bypass LJ Compressor Sound Enclosure ACJS RM AIR CONDITIONING SYSTEM JOBSITE INFORMATION SHEET gt DATE REQUESTED gt REQUESTOR gt DISTRIBUTOR Name Street City Zip State Province Phone Contact Date Installed Date Installed Date Installed Date Installed J Pump Down Kit 1 Accumulator 11 Other Jossaidwog M LON 33S dur L apisino 01 JOOPINO J m
15. us to be proactive in reporting back to RUUD s technical support department It also helps technicians obtain more accurate support if they call back with follow up information days or weeks later because we keep accurate records on what direction was provided at the time of the original call So prior to making the call and as a way to increase the likelihood the TSM can help resolve your issue please have the following information at the ready Technician contact information such as first last name company name company phone and cell phone Model and Serial both indoor and outdoor if split system Date Installed and date failed Description of the problem including as many specifics as possible Temperatures pressures and all operational data that may assist the TSM in finding the resolution In fact to better serve you we recommend having a diagnostic or start up sheet completed prior to making the call We have sheets for residential and or commercial A C and heat pumps ground source heat pumps mini split systems and gas furnaces These sheets are available to download from our available forms page To insure you have the means to complete these sheets please see Appendix G for the list of tools we suggest be on every service van These tools are vital to insuring a professional start up commissioning or troubleshooting effort Please don t hesitate to contact us if you have questions on what tools are needed to obtain the data for th
16. A m P s Tom m m Lic uid Restriction Low Indoor Airflow Indoor Airflow 61 EE e ere EE Se er Uu ml en EE EE i De De Deia HEATING MODE TROUBLESHOOTING TIPS INDICATORS SYSTEM DISCHARGE SUCTION SUPERHEAT SUBCOOLING COMPRESSOR PROBLEM PRESSURE PRESSURE Normal 5 15 F Normal See Charging Chart Low Indoor Ambient Temperature nefficient Compressor Outdoor TXV Feeler Bulb Charge Lost Poorly Insulated Outdoor Sensing Bulb e e KEY TO ABBREVIATIONS NOTE Always verily gas valve inlet and oullel gas IBM indoor Blower Molor FLAME AMBER LED CODES IDM Induced Draft Motor OFF No Flame Present IFC Integrated Fumace Conlrol RAPID BLINK Unexpected Flame PS Pressure Swilch as SLOW BLINK Marginal Flame Sense SE Spark Eleclrode pressure STEADY ON Normal Flame Sense DSI Direct Spark ignition START 1 Set FAN maillik do AUTO 2 Sel to call for heal sel lamp diller oral lo greater ban 10 F Unespacted flame Twinning foul Moan Jeu open HALE mil epen L and ravarsad Mir man Reset limit cor m Au open Pres Switch thick closed hatt bo gien 7 Pu Switch slick open should be closed NM Water Sonsod Ciri Opon 59 Water Soniad l fault blower unable to nin itlernal control fault HO PREPURGE Does lhe IDM E 7 Does be DM Sege VES 24V on W to FC rue Che
17. AOU18RLX AOU24RLX AOU36RLX co FUJITSU AQU42RLX LED Error Contents 1 flash Communication error Indoor unit to Outdoor unit 2 flash Discharge pipe temperature sensor 3 flash Outdoor heat exchanger temperature sensor 4 flash Outdoor temperature sensor FUJITSU GENERAL AMERICA INC 7 flash Compressor temperature sensor 353 Route 46 West 8 flash Heat sink temperature sensor Fairfield NJ 07004 9 flash Pressure switch abnormal 12 flash PM error 866 952 8324 13 flash Compressor rotor position cannot detect 973 575 0381 Service Center Phone 14 flash Compressor cannot operate Start up error 973 836 0449 Service Center Fax 15 flash Outdor fan abnormal upper fan I 8 16 flash Outdoor fan abnormal lower fan Email ServiceHVAC fujitsugeneral com Lighting No error Revision 12 13 Part H6 26 FG 2020 Wall Mounted SYSTEMS 9CQ 9RQ 9R2 9RLQ ORL 9RLS 12CQ 12RQ 12R2 12RLQ 12RL 12RLS 15RLQ 15RLS 18CL 18RL 18RLQ 18RLXQ 18RLXS 24CL 24CL1 24RLQ 24RLXQ 24RLXS 30RLX 30CLX 30CLX1 30RLXQ 36CLX 36CLX1 Error Indication VVired Operation Timer Remote Error Diagnosis Method Communication error At Start Up Evaporator and Condenser are not communicating 0 5 sec 01 Serial reverse transfer Check vviring from panel to condenser condenser to evaporator VVire nuts and splices are not recommended Check for 2 Times error
18. Allied HVAC Distributors Technical Service Reference Guide Richard Hilke Technical Service Manager ALLIED Phone 757 499 5406 HVAC DISTRIBUTORS Cell 757 335 1083 Fax 757 499 5400 RUUD lhedheatingac com 1 Web www alledheatingac Email richardhilke alliiedheatingac com Rely an Us 5800 Arrowhead Drive Virgima Beach YA 23402 October 2014 CUSTOMER SERVICE IS OUR PASSION The intent of this booklet is to guide our customers on how to best utilize the resources of our Technical Support resources Please don t hesitate to contact us with any questions you might have regarding the services we offer Table of Contents Technical Service Calls nennen raten dateren beeb 1 TSM Jobsite VISIES 77 2 DOA Nr e aaa pro m n 3 Technical Traihingi EE 4 Frequently Asked Questions F A Q s 5 Click on any item to be taken to that page m Click on any page heading to be taken back to the table of contents T M RA A a A A A i r II II A A eef Supporting Documents Appendix Residential Commissioning Sheet A Heat Pump Jobsite Information Sheet D Air Conditioning Jobsite Information Sheet C 80 Gas Furnace Jobsite Information Sheet D 90
19. LOWBLOW 1 9 24 VAC FU Z4VAL 2 GND P5 8 1 8 lt gt MRLC RLC a oe D1 2 lt gt ce sn NPC 6 Poss PIS ITA LOW VOLTAGE CIRCUIT OIL FURNACE J OBSITE INFORMATION SHEET gt OWNER Name Street City State Province Contact gt SERVICING CONTRACTOR Name Street City State Province Contact gt EQUIPMENT DATA FURNACE Model EVAPORATOR Model OUTDOOR UNIT Model gt PROBLEM SUMMARY gt CORRECTIVE ACTIONS TAKEN gt ADDITIONAL INFORMATION Zip Phone Zip Phone Serial Serial Serial ACCESSORIES CHECK THOSE INSTALLED L Humidifier O Electronic Air Cleaner O Oil Line Solenoid LI Delayed Oil Valve El Oil Line Heat Tape OFJS RU O Auxiliary Oil Pump El Fossil Fuel Kit Type El Other gt DATE REQUESTED gt REQUESTOR gt DISTRIBUTOR Name Street City Zip State Province Phone Contact Date Installed Date Installed Date Installed VENTING SYSTEM VENTING INFORMATION Vent Connector Diameter Vent Connector Length Number of Elbows in Vent Connector Chimney Size Inside if Applicable Chimney or Vent Height Breech Draft Reading Smoke Reading Vent Temperature CO Reading Furnace Room Temperature Chimney Draft L Barametric Damper Installed OYES ONO gt TYPE OF VENTING O Chimney O Other O Vented with another appliance
20. Located in supply air stream Differential setting too close Customer misuse TEV Internal foreign matter Power element failure Valve too small Distributor tube tubes restricted Distributor tube Restricted with foreign matter Kinked LD reduced from previous compressor failure ES G F d Ciel AZAR Mi A8 A 1 Su e DIAGNOSTICS Service Analyzer Charts COMPRESSOR OVERHEATING cont SYMPTOM POSSIBLE CAUSE CHECK OR REMEDIES Short cycling of Check system charge compressor cont Low evaporator airflow Dirty coil Dirty filter Duct too small or restricted Faulty run capacitor Replace Faulty internal overload Replace compressor Faulty Compressor Fast equalization Low pressure difference Replace compressor and examine system to Valves locate reason ELECTRICAL I SYMPTOM POSSIBLE CAUSE __ CHECK OR REMEDIES Check start capacitor Voltage present on Compressor start components load side of com pressor contactor and compressor won t run Check potential relay Internal overload Allow time to reset amp indi Check for correct ohms Compressor windings Thermostat Check for control voltage to contactor coil High pressure switch Voltage present on line side of com pressor contactor Compressor control circuit only Low pressure switch Ambient thermostat Solid state protection control or internal thermal sensors Compressor ti
21. OSSIBLE CAUSE REMEDY Refrigerant drainage from flooded evaporator Install trap riser to the top of the evaporator coil Inoperable crankcase heater or crankcase heater Replace or add crankcase heater needed Any of the causes listed under SR of Any of the BEER listed under Solutions of Electrical Electrical problems on page 45 problems on page 45 Unequal evaporator circuit loading Ensure airflow is equally distributed through evaporator Check for blocked distributor tubes l Remove Correct any alrflovv restriction Expansion valve is oversized Install correct TEV Sensing bulb is affected by liquid refrigerant or Relocate sensing bulb in another position around the refrigerant oil flowing through suction line circumference of the suction line I Unequal refrigerant flow through evaporator Ensure sensing bulb is located sr circuits Moisture freezing and partially blocking TEV Recover refrigerant change filter drier evacuate system and recharge External equalizer line not connected or line Connect equalizer line in proper location or remove any plugged blockage l Sensing bulb lost its operating charge Replace TEV Valve body damaged during soldering or by Replace TEV improper installation un COOLING MODE i TROUBLESHOOTING TIPS I INDICATORS SYSTEM DISCHARGE SUCTION SUPERHEAT SUBCOOLING COMPRESSOR PROBLEM PRESSURE PRESSURE Normal 5 15 F Normal See 15 9 C SES Chart
22. Off Off 21 Electronic Air cleaner Power PCB Circuit error 4 flashes 8 flashes Off Off 22 IPM error Current trip error 5 flashes 2 flashes Off Off 17 CT error 5 flashes 3 flashes Off Off 18 Compressor position error 5 flashes 5 flashes Off Off 1A Outdoor Unit Control Outdoor fan motor error 5 flashes 6 flashes Off Off 1b yalan T9 7Connected indoor unit error 5 flashes 7 flashes Off Off 1F Main CPU sub CPU communication error 5 flashes 8 flashes Off Off 1C Indoor Unit Indoor fan motor lock error 6 flashes 2 flashes Off Off 12 Fan Motor Error Indoor fan motor speed error 6 flashes 3 flashes Off Off 12 Discharge pipe temperature error 7 flashes 2 flashes Off Off OF x Cooling High pressure abormal rise 7 flashes 3 flashes Off Off 14 High pressure switch error 7 flashes 6 flashes Off Off 16 Active filter module AFM error Second Time 8 flashes 2 flashes Off Off 19 Added Function Error Active filter module AFM error First Time 8 flashes 3 flashes PFC Circuit Error 8 flashes 4 flashes Indoor Unit Connect Error Indoor unit error indoor EEPROM abnormal Blinking Blinking Blinking Blinking 11 Multi Zone MODELS AOU18RLXFZ AOU24RLXFZ AOUSGRLXFZ AQU24RML AQU3GRML AOU24RML1 AOUSGRML1 LED Error Contents A B e D 1 flash OFF OFF OFF SC OFF 1 flash OFF OFF Outdoor communication signal error forward transfer OFF OFF 1 flash
23. Orifice Size Humidifier Term Continuity EAC to Neutral gt PRESSURES Furnace Running Figure 1 HSI Voltage during warm up P1 Manifold P2 Inlet Gas gt LOW VOLTAGE CIRCUIT READINGS Figure 4 P3 Vent Pressure Switch D to O Transformer Control Voltage Drain Pressure Switch Fuse for GRA GRJ only 3 MRLC 8 LC a b es Gas Valve gt EXHAUST VENT Figure 2 Vent Pressure Switch Type 2 Drain Pressure Switch Diameter Flame Sensor Micro Amp Length Heat Assisted Limit Number of 90 s Number of 45 s gt OTHER NECESSARY DATA Figure 2 Term Length s return air intake sealed and terminating outside furnace area gt INTAKE VENT Figure 2 Fault Code Number of Flashes Fig 1 Type Electronic Thermostat Yes Ud NoU Diameter 2 Length Number of 90 s REQUESTED BY Number of 45 s Term Length Sep Distances 90JS RM Figure 1 PREFERRED MEASUREMENT EQUIPMENT Manometer Magnehelic I DISC 8 7 115 1 60 S SUPPL o P4 6 Erd P9 4 P4 4 P2 2 HIGH VOLTAGE CIRCUIT Figure 2 Distance r Sep Distance Bebe Height Si V Attic E oc mrxml T ef he d Z Diameter Diameter LH e A z m i x nn mu nu n a 7 7 m Ab i F h _ 6 4 Distance VENTING Figure 4 2 00 S
24. Street City Zip State Province Phone Contact Date Installed Date Installed Date Installed Date Installed J Pump Down Kit kl Accumulator Lk Fossil Fuel Kit ype 1 Other 1055 MAI 40 PISA Pozo NAI J0 puep Aly 9 9A0QY MO 9g UuOIzesedas e91319A S JL U0Z1404 1C91349A u3Bu q au zoden y ON 40 S A Jojejnwnooy 2 Bue eut pinbi Z Joden 14 E our Ses 30H ZIS pinbi L y us 5143 yo uon lduo NOILVINYOSANI TVNOLLIGGV 40 p pu usluo o l s poul 002 40 4 08 I on0qe pue poul r Bulsianay 4 0p ueemjeg san F A 2192duia3 u lquu 400p no uy 31 dwol our Joden JOd HOd INTENTE MERO TEST Od S 10 JOOpUI ANT YOdVA duia p s no 109 JOOPINO dwoy our zoden b xli JO AXL GEILEN SulL lil ON JO SA ON JO S A INI GINO sou RER 7 5 5 eur pinbry pinbry pinbry our zoden JO AXL BuHu l 1 HOd OISd U IH OISd MOT jeoH aadns S S 7 5 SPON OOD sjenb duia 577 r s een Spo 1eeH aug 9 91 Guineo 7 dwoy opisuj Guijo09 qns sjenb3 duet Jes SnuIIN du L eum
25. V Charge migration from sensing bulb to power Ensure TEV is warmer than sensing bulb head Warm power head with warm wet cloth Does valve operate correctly now Moisture freezing and blocking valve High Superheat Low Suction Pressure superheat over 15 F 9 C Moisture causing valve to stick open Recover refrigerant replace filter drier evacuate system and recharge Dirt or foreign material causing valve to stick Recover refrigerant replace filter drier evacuate system open and recharge TEV seat leak a gurgling or hissing sound is Replace the TEV heard AT THE TEV during the off cycle if this is the cause NOT APPLICABLE TO BLEED PORT VALVES Oversized TEV Install correct TEV Incorrect sensing bulb location Install bulb with two mounting straps in 2 00 or 4 00 position on suction line with insulation Low superheat adjustment Replace TEV Incorrectly installed or restricted external Remove restriction or relocate external equalizer equalizer line Valve feeds too much refrigerant with low superheat and higher than normal suction pressure DIAGNOSTICS Service Analyzer Charts THERMOSTATIC EXPANSION VALVES cont SYMPTOM Compressor flood back upon start up Superheat is low to normal with low suction pressure Superheat and suction pressure fluctuate valve is hunting Valve does not regulate at all P
26. absolutely essential for contractors and technicians to evolve and improve as well Allied takes pride in offering our customers the widest range of technical training opportunities in the industry Our jobs and lives are typically very busy so making time for training can be a challenge A contractor will sometimes say What if I train that technician and he leaves the company We ll always counter by suggesting they ask a different question What if I don t train that technician and he stays Listed below is a list of our current training options Traditional Classroom Training F2F or Face to Face training has existed since the dawn of time and continues to be the method of choice for a large contingent of contractors and technicians Last year we developed and introduced a five part series called C A T or Callback Avoidance Training It was very successful and continues as a popular offering for both seasoned and new technicians We offer a wide range of scheduled training courses in both spring and fall However please keep in mind that posted courses are added and changed on a very regular basis so we encourage you to visit our webpage often Anytime Learning Network We understand how difficult it can be to juggle work home training and still find a way to enjoy some leisure time Our ALN offers almost 40 full length training courses that take anywhere from 15 to 25 hours to complete These courses are used by colleges and un
27. ace area Fault Code Number of Flashes Fig 1 Electronic Thermostat REQUESTED BY Zip Double Wall Y Ld Yes L No 1 Yes L No 1 VVATER HEATER Single Wall A Double Wall A HTPV A Yes A No A PREFERRED MEASUREMENT EQUIPMENT Manometer Magnehelic DISC OR CB Gulu 115 1 60 POWER SUPPLY HEAT COOL COOL M1 HCR M2 GN P2 4 P4 4 En GND yo q 115 VAC z bes HIGH VOLTAGE CIRCUIT A ERAS Total Height amp Diameter e Le EF q ME r es lim s VENTING 2 0A SLOWBLOW Control Board LOW VOLTAGE CIRCUIT 90 GAS FURNACE JOBSITE INFORMATION SHEET gt OWNER gt DATE Name Street gt PROBLEM DESCRIPTION City Zip State Province Phone gt SERVICING CONTRACTOR gt DISTRIBUTOR Name Name Street Street City Zip City Zip State Province Phone State Province Phone gt PRODUCT INFORMATION Furnace Model Number Serial Evaporator Model Number Serial Installation Date gt TEMPERATURES Figure 1 gt HIGH VOLTAGE CIRCUIT READINGS Figure 3 T1 Vent Temperature to Line Voltage T2 Return Air 2 to IBM T3 Supply Air 9 to IDM Temperature Rise T3 T2 to D Transformer Gas Pipe Diameter to 2 L1 to Neutral Gas Pipe Length to L1 to Earth Ground LP or Natural Gas to Neutral to Earth Ground Burner
28. aged units To qualify the failure must be a non repairable refrigeration leak a shorted open or non repairable compressor or a defective non repairable heat exchanger To begin the process call our TSM on call to report a unit being DOA Provide model serial of the unit along with the reason for failure o The reason for failure must be specific Compressor will not start or The unit has a leak will not be considered specific enough to qualify The TSM will log the information and then provide you with a SR for future reference The words DOA SR should then be written on the unit being returned to insure proper tracking o Units received without an SR for tracking cannot be accepted by our warehouse staff or truck drivers A completed residential start up data sheet must be provided on the replacement unit This insures the new unit is operating within acceptable parameters o Note Credit for either the unit or the unit and labor if applicable are not issued until the completed startup data sheet has been received by the TSM responsible for the branch where the unit was purchased This information is then scanned and attached to the service request SR in our call log for future reference ALLIED HVAC DISTRIBUTORS Technical Training One of the universal truths about the HVAC industry is that it is constantly evolving and improving So to keep pace with the introduction of new products and technologies it is
29. alue during the operation after 1 minute from starting up the compressor drops to 0 5 sec zero 0 Amps 18 CT error 3 Times Check if CT wire is open See Service Manual for schematic on each model Controller PCB defective 0 5 sec 05 Compressor Detection The compressor speed does not synchronize with the control signal Including start up failure of 9 SEC Compressor the compressor 5 Times 5 Times 1A location error Check if 2 way valve or 3 way valve are open Check the compressor Winding resistance value loose lead wire Check Refrigeration cycle condition Condenser fan motor error Abnormal current or fan motor lock error was detected 0 5 sec Outdoor fan error Check Fan motor connector loose defective contact Rotate fan motor by hand to ensure it is not locked Check 1B 7 6 Times DC Motor DC 150 380V on fan motor between Red 6 Black wire Check DC 15V between Black 6 White wire Voltage not present Controller PCB defective 0 5 sec Model Match Error Apparent model information error from EPROM miss match 3 continuous failure of lead test of EPROM at Power ON 7 Times 1F Connected indoor unit Voltage drop or noise etc error Controller PCB defective Multi Zone MODELS ASUSRMLQ ASU12RMLQ ASU18RMLQ ARU9RML ARU12RML ARU18RML AUU9RML AUU12RML AUU18RML AOU24RML AOU36RML AOU24RML1 AOU3GRML1 For these models refer to the wired remote controller
30. at start up operation correct voltage at panel condenser and evaporator Refer to the Service Instruction manual Serial Signal troubleshooting for further details Serial reverse transfer Communication error During operation Evaporator and Condenser did not communicate for 10 consecutive seconds 0 5 sec i ne 01 error during operation Check wiring from panel to condenser condenser to evaporator Check for correct voltage at panel condenser and 3 Times evaporator Refer to the Service Instruction manual Serial Signal troubleshooting for further details Serial forward transfer Communication error At the start up Evaporator and Condenser are not communicating OFF 0 5 sec 13 Sitor aletart UD opsrafion Reset power If error code reappears check wiring from panel to condenser condenser to evaporator Check for correct 4 Times p op voltage at panel condenser and evaporator Refer to the Service Instruction manual Serial Signal troubleshooting for fur ther details Serial forward transfer Communication error During operation Evaporator and Condenser did not communicate for 10 consecutive seconds 0 5 sec 13 ertor durna oberation Reset power If error code reappears check wiring from panel to condenser condenser to evaporator Check for correct 5 Times 9 op voltage at panel condenser and evaporator Refer to the Service Instruction manual Serial Signal troubleshooting for fur ther details 0 5 sec Wire Remote Controller Communication
31. ccurate as possible Please don t hesitate to contact your local Allied HVAC Distributor branch should you have any questions or if you wish to purchase any of these items e Vacuum Pump o Clean replacement vacuum pump oil Vacuum Gauge o Readout in Microns Refrigerant Recovery Machine o Cylinders for both R 410A and R 22 Refrigerant Gauge Set o Replacement O rings for hoses to reduce leakage Refrigerant Scale o Readable in lbs ozs Volt Amp Resistance Meter o Preferably TRUE RMS Temperature probes o For Taking Both Wet and Dry Bulb Readings e Digital Psychrometer o Useful For Taking Relative Humidity Readings e Dual Port Manometer o Essential for duct static measurements and pressure switch testing Resisters of Various Sizes o Invaluable tools for troubleshooting verifying control boards and equipment Suggested sizes include 620 ohms 1 2k ohms 2k ohms 3k ohms 5k ohms 10k ohms These are easily obtainable from any Radio Shack and are typically sold in packs of for about a dollar Ue ma DIAGNOSTICS Electrical Checks Flowchart Unit Running mx Thermostat Problem Transformer Problem Renirand d Recheck Y E 5 Compressor Internal 2 Overload Open CompressorWinding Grounded Outdoor Fan Motor Grounded UnitWiringand N Connections Replace Fuses or Reset Breakers and Recheck L system 7382
32. ck thennaglal in heat mode bier wife and connections SERVICE MUST BE BY A TRAINED QUALIFIED SERVICE TECHNICIAN g Lu Gi W z ina ul dh ce Li o m F o iw z z o o YES Check PS contact s Check line vo at IDM H es for short Check wires and connections between IDM and EC Check dee un Ensure hne volage on IDM pins ol IFC conneclor eo eave Check IDM capacitor 90 only o KS st LINE VOLTAGE CONNECTIONS For Twinned units check Ihat both IFCs ara sel for TWIN and wires are connected behveen TWIN terminals Check IFC For twinned units ensure transformers are in phase oul of phase flame LED wil ba dim For nontwinned unils ensure TWIN is in lhe single OFF position CHECKBLINK CODES For Twinned units ensure bolh IFC s have same part number Check for open Wgl or mil circuit HAZARDOUS VOLTAGE Check PS PS Hoses and wires q p vent excessive venl length or elbows of al exchanger IDM Runs for 30 sec pre puiga 2 Check IDM wired correclly Ensure agains excessive wind which can open pressure swilch Check for intermltenl P S operation Check swilches and hoses lor water or manita E G 38 ai l F R DIRECT SPARK IGNITION Check Gs age and mantel presgueo o IGNITION TRIAL Chock igniter co
33. del information error 21 flashes OFF OFF OFF Active filter error PFC circuit error 22 flashes OFF OFF OFF Wall Mounted SYSTEMS 9CQ 980 982 9RLQ ORL 9RLS 12CQ 12RQ 12R2 12RLQ 12RL 12RLS 15RLQ 15RLS 18CL 18RL 18RLQ 18RLXQ 18RLXS 24CL 24CL1 24RLQ 24RLXQ 24RLXS 30RLX 30CLX 30CLX1 30RLXQ 36CLX 36CLX1 Wired p r 0 5 sec 2 Times 6 Times 0 5 sec No Display Indoor fan speed error 3 Times 0 5 sec 7 Times 0 5 sec 2 Times 0 5 sec 7 Times 0 5 sec 0 5 sec 8 Times Diagnosis Method Evaporator fan motor error The indoor fan speed is 0 RPM after 56 seconds from starting operation Check if Fan motor connector loose defective contact Rotate fan motor by hand to ensure it is not locked Controller PCB defective ndoor fan lock error Evaporator fan motor error The indoor fan speed is 1 3 of the target frequency after 56 seconds from starting operation Check if Fan motor connector loose defective contact Rotate fan motor by hand to ensure it is not locked Controller PCB defective The discharge temperature error is activated Heat radiation is blocked Check for closed 2 way valve or 3 way valves Check for leaks at line set condenser and evaporator Refrigeration cycle defective Check for restrictions at line set low charge Discharge temperature error Excessive high pressure protection on cooling Excessive high pressure protection on cooling mode has been activated Hea
34. e manifold gas pressure All Heating Systems Measured Temperature Rise 7 Ad st airflow as needed Refrigeration Systems Verify airflow operate for 15 minutes then measure record performance If heat pump operate in both heating and cooling modes Perform all other start up procedures outlined in the installation instructions and complete the data fields on page 2 of this document Balance system airflow to each room to insure proper distribution Provide owner with information packet explaining thermostat and system operation ALLIED HVAC DISTRIBUTORS Air Conditioning c Heat Pump Systems Start Up Information Sheet Record the data below as a permanent record the unit is performing as expected on start up LL Pressure Temperature Saturated Temperature Subcooling OD Db Temp SL Pressure Temperature Measured after 15 minutes of run time Compressor Type Running Volts Amps 1 Stage Amps 2 Stage Low Voltage R YI Y2 G B WI W2 Measured from Common Suction Line Size Liquid Line Size Vertical Rise ft Total Length ft ofEls Is there underground pipe Y N Length underground ft Refrigerant added OZS If line size verification is required provide configuration drawings Refrigerant added is for system match and line length beyond 15 Return Air db Temp wb Supply Air db wb AT Values must be taken as close to the coil as possible Wb temps must be recorded to the nearest tenth of a degree
35. e recommend every service van have or have access to please see appendix G e After the site visit the TSM will forward via email or fax a report to the contractor detailing the suspected cause resolution and follow up recommendations All jobsite notes and reports are then entered into our call log ALLIED HVAC DISTRIBUTORS DOA Policy The intent of the Allied HVAC Distributors DOA Dead On Arrival policy is to insure consumers and contractors are not forced to accept one of the few units that may come from the factory with a problem that can either not be repaired or due to concerns for long term reliability a repair is not an option This policy is limited to contractors who participate in our marketing programs and who also attend the product training courses Please see your TM to discuss eligibility The acronym DOA means dead on arrival so the failure must occur within 30 days of the unit start up to qualify for this program Failures that occur beyond the first 30 days would be covered by either the factory CCE program or the unit s standard warranty Please contact your territory manager or your local TSM to verify coverage The program guidelines are as follows Authorization for any unit being returned under this policy must be obtained in advance from a regional vice president branch operations manager or technical service manager The policy only applies to residential condensing units furnaces and residential pack
36. en all connections e Wait at least 3 hours for overload to reset If still open replace the compressor e Add start kit components e Recalculate load e Check Should be approximately 400 CFM per ton e Charge per procedure attached to unit service panel e Recover refrigerant Evacuate and recharge Add filter drier At compressor terminals voltage must be 10 of nameplate marking when unit is operating Replace Check for correct voltage Add refrigerant Registers sweat Low indoor airflow e Increase speed of blower or reduce restriction Replace air filter Remove or replace defective component e Replace TXV e Clean coll Correct system charge e Repair or replace e Recover refrigerant Evacuate and recharge Increase speed of blower or reduce restriction Replace air filter Add Low Ambient Kit e Recover refrigerant Evacuate and recharge Add filter drier High vapor pressure Excessive load Recheck load calculation Defective compressor Replace Fluctuating head and vapor pressures Gurgle or pulsing noise at expansion device or liquid line e TXV hunting Air or noncondensibles in system Air or noncondensibles in system e Check TXV bulb clamp Check air distribution on coil Replace TXV e Recover refrigerant Evacuate and recharge Recover refrigerant Evacuate and recharge mu A TE W DI AGNOSTICS l
37. error Evaporator and wire remote controller are not communicating 8 Ti 00 error Check wiring between evaporator and wire remote controller Imes Check for DC 12V at evaporator connector If voltage present replace wire remote control Room temperature thermistor detected an abnormal temperature 3 z 5 02 Gs 77 Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table 0 5 sec Imes SSES Controller PCB defective 2 Times 0 5 sec Indoor heat exchanger Evaporator pipe thermistor detected an abnormal temperature Ti 04 thermistor error Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table 3 Times Controller PCB defective 0 5 sec Condenser discharge thermistor detected an abnormal temperature 2 Ti OC Discharge thermistor error Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table imes Controller PCB defective 0 5 sec Outdoor heat exchanger Condenser pipe thermistor detected an abnormal temperature 0 5 Sei 06 thermistor error Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table gt SEC 3 Times Controller PCB defective 3 Times Condenser ambient thermistor detected an abnormal temperature 7 0A 2717 Check thermistor for open or short Check thermistor resistance value Refer
38. error can restore e 6 e 4 d 64 Outdoor Over current protected operation stoppage permanently PFC hardware error e 6 e 5 d 65 IPM error Outdoor Trip terminal L error e 6 e 10 0 6A Display panel error Outdoor Microcomputers communication error e 7 e 1 d 71 Discharge thermistor error Outdoor Discharge thermistor 1 error Compressor thermistor error e 7 e 2 d 72 Outdoor Compressor thermistor 1 error e 7 e 3 d 73 Outdoor unit Heat Ex Sensor error Outdoor unit Heat Ex liquid thermistor error e 7 4 d 74 Outdoor thermistor error Outdoor Outdoor thermistor error e 7 e 5 d 75 77 10 Suction Gas thermistor error Outdoor 7 e 7 d 77 Heat sink thermistor error Outdoor Heat sink thermistor error 8 2 0 82 Sub cool Heat Ex Gas thermistor Sub cool Heat Ex gas inlet thermistor error error Outdoor Sub cool Heat Ex gas outlet thermistor error e 8 e 3 d 83 Liquid pipe thermistor error Outdoor Liquid pipe thermistor 1 error e 8 4 d BA Current sensor error Outdoor Current sensor 1 error stoppage permanently 8 6 0 86 Guis Discharge pressure sensor error Suction pressure sensor error High pressure switch 1 error e 9 e 4 d 94 Trip detection Outdoor Trip detection e 9 e 5 0 95 77V7 Rotor position detection error stoppage permanently Outdoor unit fan motor 1 error e 9 e 7 d 97 Outdoor Duty error e 9 e 9 Q 99 4 vvay valve error Outdoo
39. ese sheets ALLIED HVAC DISTRIBUTORS TSM Jobsite Visits Jobsite visits are another valuable service provided by a TSM with the goal to always resolve issues as efficiently as possible In order to meet our phone support goals site visits must be scheduled with as much advance notice as can be provided and we ask that you keep in mind only the TSM or the Director of Technical Service can schedule a site visit A service technician with all the tools needed to perform the work must be present for any site visit If the site visit will not involve troubleshooting a system another contractor representative such as a principle or manager may be present instead of a service technician However there must always be a contractor present when a TSM visits a site NO EXCEPTIONS to this rule are permitted under any circumstances Site visits can only be made if the TSM has received in advance a completed datasheet The reason behind this requirement is that it is a well proven fact that our TSM can resolve most service and troubleshooting issues from their desks when provided the proper information The data found on our start up or diagnostic sheets help him get to the core of the problem quickly By requesting and reviewing this information before considering a site visit he can often spot the problem and provide suggested resolutions without having to leave the office This information is also required by the factory when we contact them for additi
40. ires in walls Check valve Mosl failures are nol due to the IFC Double ge check all other possibiilies including the ground connection of wire connections before replacing lhe IFC System vil alimi do ight 4 imei Veksib is presenl al gas water dor only Y seconds durs ing each trial for ignition The enini system will go into a 1 hour cho alar 4 atumpls REPEAT THIS PROCEDURE UNTIL TROUBLE FREE OPERATION IS OBTAINED Thermistor Resistance Chart MODELS ALL R410A INDOOR UNITS MODELS ALL R410A OUTDOOR UNITS Room T on T Indoor Pipe PIDE Outdoor Pipe Cur Heat Sink 2 3 VVay Thermistor Thermistor 2777 Thermistor 25353 Thermistor Valve Thermistor w board w board Thermistor Thermistor 7 sz m MEE O I E oan 2777 r r sos 22 xs so se ezo we 304 zo 1 Ba 161 Me ss ss ma ms va s m s s s 7er v EN v oo sa ae 25 si Ts wo est 31m 7 es r l 10440 25 64 17 08 2691 m d T pas T r a T ases s oo io ov En eo mm cvs vs 10 Ts am en T s v os ite f ro oo oo 17 os ee or 525 os 10 4 rosso o
41. is in fact moving 1200 cfm You can apply the sensible heat formula to quickly and easily determine actual CFM while on the jobsite CFM BTUH 1 06 X TD DO pLLELLELLELLELLELLE OUOU C Residential Commissioning Sheet Cond Model Serial Evap Model Serial AH Furn Model Serial Elec Heat Model Serial Owner Phone Start Up Date Owner Address Installing Contractor StartUp Mechanic Check and verify model numbers to insure proper match up Install field accessories as required Follow accessory installation instructions If installing a TXV carefully tighten connections and install insulate sensing bulb Prior to energizing the system inspect all factory electrical connections tighten as needed and verify field wiring including accessories Verify thermostat parameters have been set to jobsite requirements Inspect and set pin selections on air handler furnace and condensing unit if applicable Install primary and secondary drains as per I O and local codes Install line set purging with Nitrogen while brazing Leak check refrigeration system Evacuate to below 500 microns Must stay below 500 microns for at least 15 minutes Calculate and weigh in refrigerant charge Refer to application data sheet Furnaces Leak check all gas line connections then verify a complete and solid ground exists Furnaces converting to LP verify the correct kit has been used and installed Furnaces Measure inlet gas pressure mMeasur
42. iversities across the country in a wide range of content such as HVACR Fundamental Electrical Theory both AC amp DC Oil Heat Gas Heat Heat Pumps Indoor Air Quality Troubleshooting etc The courses are rated as beginning intermediate and advanced Self Paced Training Modules Through our partnership with Hardi we offer a full range of printed training materials for those learners who prefer self paced home study courses over F2F or online Many of these courses are designed non technical personnel such as office accounting or warehouse staff whose productivity and efficiency can be improved with a better understanding of the HVAC industry The courses come in a wide range of topics that include comfort heating comfort cooling controls materials handling etc Personalized Training Sessions Whether in response to new hires when considering a new product line or to simply get up to speed on how to wire a particular system Allied is there to help Our TSM can come to your place of business at a time most convenient to your schedule to present whatever material you request Webinars Live and Pre Recorded Webinars are fast becoming a training tool of choice for many organizations They can be arranged quickly require no special travel and very little cost Yet live webinars typically less than hour in length allow learners to interact with the presenter in a way that video cannot while pre recorded webinars give potential learner
43. med off on control or interlock No voltage on line Blown fuses or tripped circuit breaker Check for short in wiring or unit side of compressor contactor Improper wiring Recheck wiring diagram High voltage Wrong unit Power supply problem Low voltage Wrong unit o Power supply problem Wiring undersized Loose connections I Check incoming povver and fusing FLOODED STARTS SYMPTOM POSSIBLE CAUSE CHECK OR REMED ES Liquid in the com Faulty or missing crankcase heater Replace crankcase heat r pressor shell Incorrect piping Check piping guidelines Overcharge Check and adjust charge Improper voltage Too much liquid in system f e ie d km T DIAGNOSTICS Service Analyzer Charts CONTAMINATION SYMPTOM POSSIBLE CAUSE REMEDY Moisture Poor evacuation on installation or during service In each case the cure is the same Recover refrigerant Add filter drier evacuate and recharge High head pressure 1 Noncondensibles air Unusual head and Wrong refrigerant or mixed refrigerants suction readings Foreign matter Copper tubing cuttings copper filings Copper oxide Dirty copper piping or nitrogen not used when brazing Welding scale Nitrogen not used during brazing Soldering flux Adding flux before seating copper partway Excess soft solder Wrong solder material LOSS OF LUBRICATION SYMPTOM POSSIBLE CAUSE REMEDY Compressor failures 1 Line tubing to
44. mmectad Ermufe LI Aml Nail nol wrapped pe FC am Aale box Check mg 1109 hack ilk aka e Se g Spark Ignilor Sparking zeck Him for Keier or crack Dech rico or othr bien do gas Now LLI Deck igniter ing On 32 3 TE NO Chuck Mie placement Check i sanas md kein ech Soch bello pad ES Bo 2 M problem pesat check IFC Check flame carry over ER 25 E ZO 35 g IBM ON DELAY 0 8 E Ques Main Burner Light and ga hi 5 Is Ihe gas valve energized TE ITTA LI Z o 3 YES NO resolva issue OO 22 5 75 Does IBM slar on heal weed 20 seconds I 2 E alter burners i NO Check wires confinuily and ecemocbor between IFC and gas valve Dr os i 0 SO i STEADY HEAT YES Ensure 24 Y between pins an connector of IFC D 0 Ensure manual swish n valve ls In ge ON posilon en gt ETT Did w pressure switch open during ignition Waf Il y n g to E FE Check kine vollage between HEAT and NEUTRAL on IFC i DD ds E Check wires connections and conbnuily between IFC and IBM DN a imi open og eo i W yus go lo E FO 5 ii NOTE If IFC goes inlo lockoul STATUS LED wil bink code 1 shul z nd ST a off maln power lo unit wail 30 seconds and Ihen resel power gg gt gt OH E wn Does main burner remain K unli NG 15 Limil circuit open or opening and closing HO Is the IFC sensi 000 flame NOTE OI ge E heal call ends Nole IFC
45. nger temperature sensor open Continuous blink 3 flashes Continuous blink Outdoor heat exchanger temperature sensor short circuited Continuous blink 4 flashes OFF Outdoor temperature sensor open Continuous blink 4 flashes Continuous blink Outdoor temperature sensor short circuited Continuous blink 5 flashes OFF Outdoor discharge pipe temperature sensor or compressor temperature sensor open Continuous blink 5 flashes Continuous blink Outdoor discharge pipe temperature sensor or compressor temperature sensor short circuited Continuous blink 6 flashes OFF Outdoor high pressure abnormal Continuous blink 7 flashes OFF Outdoor discharge pipe temperature or compressor temperature sensor abnormal Continuous blink 8 flashes OFF Compressor temperature thermistor error Continuous blink 9 flashes OFF Pressure switch error Continuous blink 10 flashes OFF IPM error Continuous blink 11 flashes OFF CT error Continuous blink 12 flashes OFF Active Filter Module Error AFM Continuous blink 13 flashes OFF Compressor rotor location can not be detected Permanent Stop Continuous blink 14 flashes OFF Outdoor unit fan motor error Wall Mounted SYSTEMS 9CQ 9RQ 9R2 9RLQ IRL 9RLS 12CQ 1280 12R2 12RLQ 12RL 12RLS 15RLQ 15RLS 18CL 18RL 18RLQ 18RLXQ 18RLXS 24CL 24CL1 24RLQ 24RLXQ 24RLXS 30RLX 30CLX 30CLX1 30RLXQ 36CLX 36CLX1 Error Indication Diagnosis Method Operation Timer emo
46. o large r Reduce pipe size to improve oil return Low suction pressure Check system charge Refrigerant leaks Repair and recharge Cold noisy Dilution of oil with refrigerant Observe piping guidelines compressor Slugging m 4 Cold svveating Flooding Check system charge compressor Low load Reduced airflow Dirty filter Dirty coil Wrong duct size Restricted duct Thermostat setting Advise customer Short cycling of Faulty high or low pressure control Replace control compressor Wm 7 i aq Check all control wires Thermostat In supply air stream out of calibration Customer misuse SLUGGING SYMPTOM POSSIBLE CAUSE REMEDY TEV hunting when I Faulty TEV Replace TEV running ee VT vie DIAGNOSTICS Service Analyzer Charts SYMPTOM POSSIBLE CAUSE REMEDY Poor system control improper superheat setting less than 5 F 15 C THERMOSTATIC EXPANSION VALVES __ SYMPTOM POSSIBLE CAUSE REMEDY Recover charge install filter crier evacuate system recharge Dirt or foreign material blocking valve Recover charge install filter drier evacuate system recharge Low refrigerant charge Correct the charge Vapor bubbles in liquid line Remove restriction in liquid line Correct the refrigerant charge Replace wlth correct valve I m Loss of charge from power head sensing bulb Replace power head or complete TE
47. ommunication error between outdoor unit and branch box identifying 3 S Serial communication error between branch boxes display 4 O O O Serial communication error between branch boxes Pinas O O Serial communication error between Indoor Unit A and branch box pe 5 O O Serial communication error between Indoor Unit B and branch box O 1 O Serial communication error between Indoor Unit C and branch O O Indoor Unit A liquid pipe thermistor error CN309 Secondary O 6 O Indoor Unit B liquid pipe thermistor error CN309 unit1 O O Indoor Unit C liquid pipe thermistor error CN310 2 Indoor Unit A gas pipe thermistor error 9 7 O e O Indoor Unit B gas pipe thermistor error CN309 Secondary Indoor Unit C gas pipe thermistor error CN310 unit2 O O Indoor Unit A EEV control error CN305 O 3 O 8 O O Indoor Unit B EEV control error CN306 O O Indoor Unit C EEV control error CN307 6 9 O O O Remote controller communication error Halcyon HFI Outdoor Unit MODEL AQU48RLXFZ e When error occurs Err and Number of error occurred are alternately displayed in 7 seg display e The latest error code can be confirmed by pressing the ENTER button e When error codes are displayed all the error codes can be confirmed by pressing the SELECT button Example When Discharge thermistor error and Compressor thermistor error are occurred
48. onal support An urgent call because a service technician has been to the site 5 times is not as effective as if we are called to assist after the first or second visit Even if a site visit is not required at that time we can log the information then have it available as reference data at a later time if more action is required Please help us support you in the most proactive way possible by following the steps below to arrange a site visit e Provide the TSM with the completed data sheet using fax or email After entering the data into our call log reviewing and discussing it with the technician the TSM may provide suggestions on how to resolve the issue If the suggested resolutions do not resolve the problem a site visit can then be scheduled e The TSM will schedule the visit at a time most convenient with the system owner and the contractor with the only limiting factor being the need to insure our minimum phone coverage is met e The TSM will meet the contractor at the jobsite at the designated date and time The TSM provides supervisory assistance onsite and also records all the data The technician must have the tools required to complete all anticipated troubleshooting tasks These tasks may include but are not limited to the ability to recover the system charge into a clean empty cylinder weighing the charge that was removed evacuating the system to 500 microns and weighing in the correct calculated charge For details on the tools w
49. operation disabled e 2 e 1 d 21 Initial setting error Function setting Wiring mistake Indoor unit capacity error e 2 e 2 d 22 Function setting ndoor unit capacity error 2 e 3 0 23 Connection disabled series error Combiastionaro Function setting 2 e 4 0 24 Connection unit number error Connection unit number error indoor unit Function setting Connection unit number error branch unit e 3 e 2 0 32 Indoor unit main PCB error Indoor unit PCB Model information error e 3 e 5 d 35 Manual auto switch error Indoor Unit Manual auto switch error 4 e 1 d 41 Room error Inlet room temperature thermistor error e 4 e 2 d 42 Indoor unit Heat Ex sensor error Indoor unit Heat Ex Middle thermistor error Main fan motor lock error ER 0 9i Main fan motor revolution speed error e 5 e 3 d 53 Water Drain error Indoor Drain pump error 5 7 0 57 Damper error Damper failure limit switch shorted wires controller PCB failure on indoor When microswitch on indoor unit is detected open door on indoor do 0 entor not fully closed microsvvitch failure indoor failure 5 e 15 d 5U Indoor unit error Indoor unit error Outdoor unit PCB Model information error x z 0 Outdoor unit PCB microcomputer communication error e 6 e 3 d 63 Inverter PCB error Outdoor Inverter error Active filtekerrer PFC circuit error Voltage error stoppage permanently Voltage
50. r 4 vvay valve error Discharge temperature 1 error e 10 e 1 d A1 Refrigerant System Discharge temperature 1 error Compressor temperature error e 10 3 Q A3 Refrigerant System Compressor temperature error e 10 e 5 0 A5 Pressure error 2 Refrigerant System Low pressure error EEPROM access error Equipment type information error Serial communication error to outdoor unit Branch units serial communication error e 13 e 5 d J2 Unit flow divider error Branch Box 7 communication 1 Liquid pipe thermistor error Gas pipe thermistor error Expansion valve full closure operation error Remote control communication error Branch unit error Display mode 0 5s ON 7 0 5s OFF Number of flashing 0 0 1s ON 0 1s OFF Halcyon HFI Branch Boxes MODEL UTP PUO3A UTP PUO3B When an error occurs an error description displays in the LED No 401 405 e Lit O n Flashing number of flashing O Unlit Normal status Green Red Comment LED401 LED402 LED403 LED404 LED405 s O O O O This box is functioning properly Error status Ge Rad Error Description LED401 LED402 LED403 LED404 LED405 e e Connected combination error e e e e O Power frequency error e e e O e 1 O O O EEPROM access error 2 O O O Model information error Branch Box e Serial c
51. r best to help resolve issues between a consumer and a contractor and we always try to answer consumer questions I have a design or quality issue that I feel should be brought to the factory s attention How can I get this accomplished Provide your TSM with as much detail as you can including pictures whenever possible He will create a report which is then submitted to the factory The RUUD factory has assured us all such reports will be reviewed and answered We will then forward that answer to you This insures your voice is heard and we strongly encourage our contractors to take advantage of this process How do I determine if the control board or ECM motor is the problem Verify you have high voltage to the motor and then connect a Tech Mate to the motor Contact your TSM to obtain this valuable tool How do I check a X13 motor to verify if it s not working properly Verify you have high voltage constant to the motor and then check to see if you have 24v on one of the terminals 1 5 I have a split system application with 128 feet of refrigerant piping What size line set do I need and what would the refrigerant charge be You can use the installation instructions along with the long line set application guidelines and our refrigerant line sizing spreadsheet They can be downloaded from our forms webpage I have a gas furnace with a variable speed blower The cfm light on the board tells me it s delivering 1200 cfm How can I be sure it
52. r from EPROM miss match 3 continuous failure of lead test of EPROM at Power ON Voltage drop or noise etc Controller PCB defective Model Match Error Halcyon HFI Indoor UnitS RL2 amp RLS2 Indoor Units MODELS ASU RLF ASU12RLF ASU18RLF ASUZARLF ASU7RLF1 ASU9RLF1 ASU12RLF1 AUU7RLF AUU9RLF AUU12RLF AUU18RLF ARU7RLF ARU9RLF ARU12RLF ARU18RLF ARU24RLF AGU9RLF AGU12RLF AGU15RLF ASU9RL2 ASU12RL2 ASU9RLS2 ASU12RLS2 ASU15RLS2 Error Indication VVired Economy Remote Error Diagnosis Method Operation Timer Controller e 1 Off Off N A Mede Mismatch Multizone Operation light 1sec on 1 sec off When 1 or more indoor units are in auto or different modes on multi zone systems 1 Off Off Green Light Defrost Mode Operation light 7 sec on 2 sec off Unit in defrost normal Flashing operation off off 3 N A Clan fiters remihder Remove and clean filters then press and hold manual auto button on indoor unit for 2 seconds or more to reset When the indoor unit cannot receive the signal from the branch e 1 e 1 d 11 Serial communication error unit VVhen the branch unit cannot receive the signal from the indoor unit e 1 e 2 d 12 77 A Wired remote controller communication error e 1 5 d 15 Scan error communication error Check operation incompletion error normally
53. ricted Filter Drier Reversing Valve Failure Wrong Indoor Fan Rotation Dirty Filters Restriction in System Recirculation of Outdoor Air inadequate Ducts Wrong Outdoor Blower Rotation Outdoor Check Valve Closed i Restricted V Filter Drler DIAGNOSTIC Defrost Mechanical Checks Flowchart Defrost System No Incomplete Excessive Defrost Defrost 1 Defrost Reversing Valve i Poor Sensor Stuck Location Wrang Defrost Control Timer Setting Poor Sensor Location No DefrostTimer Control Povver Wrong Defrost Control Timer Setting Falled Defrost Failed Defrost Relay Control doesnt stop O D Fan _ Failed Defrost Relay Termostat Satisfies During Defrost in Defrost 4 Low System r ii d a y EET te va 4 Py D IAGNOSTICS General Troubleshooting Chart AWARN ING Disconnect all power to unit before servicing Contactor may break only one side Failure to shut off power can cause electrical shock resulting in personal injury or death SYMPTOM Unit will not run Outdoor fan runs compressor doesn t Insufficient cooling Compressor short cycles pressures High head high or normal vapor pressure Cooling mode Low head high vapor pressures Low vapor cool compressor iced indoor coil High head low vapor POSSIBLE CAUSE
54. s the chance to review material they may not otherwise have access to If you have a need or idea for a webinar please don t hesitate to ask as we can arrange the webinar of your choice as soon as time permits Frequently Asked Questions F A Q s The following are a list of common questions often posed to the technical service managers We hope you find them useful and would encourage you contact your local TSM with any additional questions you might have We will add to this list from time to time so please be sure to visit our View Available Forms page often to obtain the most recent version of this document I would like to call the factory directly for technical support Why will Allied not provide a number to call As the local RUUD distributor it s both our responsibility and our desire to support the products we sell Even if a contractor were to reach out to the factory they will always be redirected back to the local distributor I have a consumer who is demanding to speak with the factory Will Allied provide them a contact number For the same reasons as mentioned above we do not provide the factory technical support number to consumers Consumers who try contacting the factory directly will always be redirected back to us as the local distributor We sell only to licensed contractors who then sell those products to consumers If a consumer has an issue they should first speak to the installing contractor However we will always do ou
55. t radiation is blocked Check for closed 3 way valves Check for running compressor with outdoor fan OFF Check if outdoor fan is defective Refrigeration cycle defective Check for high pressure over charged If the pressure switch is open for 10 sec when the power is turned on Error will reset when pressure becomes normal Check interruption of heat radiation Air intake Outlet Check outdoor fan operation does not rotate Check refrigerant cycle Check for high pressure over charged Pressure Svvitch Error 5 Times When the compressor becomes hotter than 226 4 F 108 C unit stops Check for closed 2 3 way valves EEV failure Low Change Compressor Thermistor failure outdoor fan failed outdoor heat exchanger clogged Compressor Temp Error 0 5 sec 6 Times Output voltage error of Active filter is detected Check the wiring connection connector is loose open Choke coil Active Filter Module Controller PCB defective Active Filter Error Permanent Stop 0 5 sec 2 Times Output voltage error of Active filter is detected Check the wiring connection connector is loose open Choke coil Active Filter Module Controller PCB defective 0 5 sec 3 Times Active Filter Error Excessive voltage of DC V on PFC circuit in inverter PCB is detected Controller PCB defective 0 5 sec 4 Times PFC circuit error ALL LED s Blink Operation Timer Air Clean 0 1 sec ON OFF Apparent model infromation erro
56. te Forced auto switch open pushed in for 30 consecutive seconds or more 0 5 7 No Display 7 switch Check if forced auto switch is kept pressed 2 Times er Controller PCB defective After 2 minutes 20 seconds of stopped operation the signal from the outdoor unit is received even though the main relay 0 5 sec is OFF 3 Times No Display Main Relay error Check if Main relay is defective Controller PCB defective 0 5 sec 0 5 sec Power supply The power supply frequency can not be recognized after 4 seconds of Power ON No Displa frequency Permanent STOP AT 4T p ay imes Imes detection error Controller PCB defective VDD permanent Electric Air Cleaner error When the air cleanness monitor trial protection operates 4 times 0 5 sec S No Display STOP protection Check the front panel and ensure it is closed 7 Times electric air cleaner Check IAQ micro switch for open close operation 0 5 sec IAQ error code The air clean operation signal was detected for 1 minute at the time of air clean mode was OFF Electric air clean 21 Electric air cleaner defective Times 2 t 7 Controller PCB defective Abnormal current value at the IPM is detected Heat radiation is blocked inlet outlet 0 5 sec I 2 Ti 17 IPM protection Check if outdoor fan is defective does not rotate Imes IPM Controller PCB defective Check Refrigeration cycle for under over charge conditions Current Transfer error The current v
57. to Thermister characteristics table 4 Times Controller PCB defective 0 5 sec Compressor Temperature Condenser ambient thermistor detected an abnormal temperature Es 15 Thermistor Error Check thermistor for open or short Check thermistor resistance value Refer to Thermister characteristics table 8 Times Controller PCB defective Universal Mount Ceiling Suspended MODELS ABU18RULX ABU24RULX ABU36RSLX Operation Timer Swing Error Contents Continuous blink Continuous blink OFF Indoor EEPROM abnormal Continous blink Continuous blink Continuous blink Outdoor EEPROM abnormal 2 flashes Continuous blink OFF Indoor room temperature sensor open 2 flashes Continuous blink Continuous blink Indoor room temperature sensor short circuited 3 flashes Continuous blink OFF Indoor heat exchanger temperature sensor open 3 flashes Continuous blink Continuous blink Indoor heat exchanger temperature sensor short circuited 4 flashes Continuous blink OFF Float switch operated 5 flashes Continuous blink OFF Communication error serial reverse transfer error 5 flashes Continuous blink Continuous blink Outdoor communication error forward reverse transfer error 6 flashes Continuous blink OFF Indoor fan abnormal Continuous blink 2 flashes OFF Outdoor power source connection abnormal Continuous blink 3 flashes OFF Outdoor heat excha
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