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Goodman DH8, Руководство по установке

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30

T

T

T

T

T

R

R

R

R

R OUBLESHOO

OUBLESHOO

OUBLESHOO

OUBLESHOO

OUBLESHOOTING

TING

TING

TING

TING

 C

 C

 C

 C

 C

H A R

H A R

H A R

H A R

H A RT

T

T

T

T

Associated

LED Code

2

2

 LED Flash code will cease if power to the control module is interrupted through the disconnect or door switch.

• Induced draft blower runs

continuously. No furnace
operation.

• Integrated control module

diagnostic  LED 

LED 

LED 

LED 

LED is flashing

continuously.

continuously.

continuously.

continuously.

continuously.

C

CONTINUOUS

• Polarity of 115

or 24 volt
power is
reversed.

• Polarity of 115 volt AC

power to furnace or
integrated control module
is reversed.

• Red and blue wires to

transformer are reversed.

• Poor unit ground.

• Review wiring diagram to

correct polarity.

• Verify proper ground.

Correct if necessary.

• Reverse red and blue wires

connected to transformer.

• Turn power OFF

prior to repair.

• Normal operation.

• LED is steady on

STEADY

• Furnace not operating.

• Integrated control

module diagnostic LED 

LED 

LED 

LED 

LED is

flashing EIGHT 

EIGHT 

EIGHT 

EIGHT 

EIGHT (8) flashes.

8 FLASHES

• Problem with

igniter circuit.

• Improperly connected

igniter.

• Bad igniter.

• Poor unit ground.
• Poor burner ground.

• Faulty integrated control

module.

• Check and correct wiring

from integrated control
module to igniter.

• Replace bad igniter.

• Check and correct unit

ground wiring.

• Replace bad integrated

control module.

• Turn power OFF

prior to repair.

• Replace igniter

with proper
replacement part.

• Read precautions

in “Electrostatic
Discharge” section
of manual.

Cautions

& Notes

Corrective Action

Possible Causes

Fault

Description(s)

Symptoms of

Abnormal Operation

FLASHING

Associated

LED Code

2

Содержание DH8

Страница 1: ...st dealers have a list of specific good safety practices follow them The precautions listed in this Installation Manual are intended as supplemental to existing practices However if there is a direct conflict between existing practices and the content of this manual the precautions listed here take precedence NOTE Please contact your distributor or our website for the applicable Specification Shee...

Страница 2: ... CONDITION 12 CHECK 4 DEBRIS IN CLEANOUT 12 CHECK 5 LINER CONDITION 12 CHECK 6 DILUTION AIR 13 CHECK 7 COMPLETE THE INSTALLATION 13 FIX 1 LINER TERMINATION 13 FIX 2 CHANGE VENTING ARRANGEMENTS 13 FIX 3 REBUILD THE CROWN 13 FIX 4 RELINING 14 ELECTRICAL CONNECTIONS 14 WIRING HARNESS 15 115 VOLT LINE CONNECTIONS 15 FOSSIL FUEL APPLICATIONS 15 JUNCTION BOX RELOCATION 15 24 VOLT THERMOSTAT WIRING 16 SE...

Страница 3: ...UPPLY PRESSURE MEASUREMENT 22 GAS MANIFOLD PRESSURE MEASUREMENT ANDADJUSTMENT 24 GAS INPUT RATE MEASUREMENT NATURAL GAS ONLY 26 TEMPERATURE RISE 26 CIRCULATOR BLOWER SPEED ADJUSTMENT 26 CIRCULATOR BLOWER FAN TIMING ADJUSTMENT 27 OPERATIONAL CHECKS 27 BURNER FLAME 27 AUXILIARY LIMIT CONTROL 27 SAFETY CIRCUIT DESCRIPTION 27 GENERAL 27 APPENDIX 28 TROUBLESHOOTING CHART 28 BLOWER PERFORMANCE DATA 31 M...

Страница 4: ... BE PROPERLY WINTERIZED AND THE WATER SOURCE CLOSED IN THE EVENT THAT THE BUILDING MAY BE EXPOSED TO FREEZING TEMPERATURES AND WILL BE VACANT ANY HYDRONIC COIL UNITS SHOULD BE DRAINED AS WELL AND IN SUCH CASE ALTERNATIVE HEAT SOURCES SHOULD BE UTILIZED WARNING TO PREVENT POSSIBLE PROPERTY DAMAGE PERSONAL INJURY OR DEATH DUE TO ELECTRICAL SHOCK THE FURNACE MUST BE LOCATED TO PROTECT THE ELECTRICAL ...

Страница 5: ...rated control module from damage By putting the furnace the control and the person at the same elec trostatic potential these steps will help avoid exposing the inte gratedcontrolmoduletoelectrostaticdischarge Thisprocedureis applicable to both installed and non installed ungrounded fur naces 1 Disconnect all power to the furnace Do not touch the integrated control module or any wire connected to ...

Страница 6: ...CAN CSA B149 Installation Codes can also be ob tainedfrom CSA International CSA International CSA International CSA International CSA International 178 Rexdale Boulevard Etobicoke Ontario CanadaM9W1R3 Theratedheatingcapacityofthefurnaceshouldbegreaterthanor equal to the total heat loss of the area to be heated The total heat lossshouldbecalculatedbyanapprovedmethodorinaccordance To register your A...

Страница 7: ...ionsystem Ensure the temperature of the return air entering the furnace is between 55 F and 100 F when the furnace is heating Provisionsmustbemadeforventingcombustionproducts outdoorsthroughaproperventingsystem Thelengthof fluepipecouldbealimitingfactorinlocatingthefurnace Ensureadequatecombustionairisavailableforthefurnace Improper or insufficient combustion air can expose buildingoccupantstogasc...

Страница 8: ...ryers and any appliance not connected to the venting system Turn on any exhaust fans such as range hoods and bathroom exhausts so they shall operate at maximum speed Do not operate a summer exhaust fan Close fireplace dampers d Followthelightinginstructions Placetheappliancebeing inspected in operation Adjust thermostat so appliance shalloperatecontinuously e Testfordrafthoodequippedappliancespill...

Страница 9: ...lpedinreducingheat ing cooling costs but have created a problem supplying combus tion and ventilation air for gas fired and other fuel burning appli ances Appliances that pull air out of the house clothes dryers exhaust fans fireplaces etc increase the problem by starving ap pliancesforair Housedepressurizationcancausebackdraftingorimpropercom bustion of gas fired appliances thereby exposing build...

Страница 10: ...ey assembly with the three screws retained from step 5 onto the induced draft blower 10 Reinstall the induced draft blower rotating it 90 degrees clockwisefromtheoriginalupflowconfigurationusingthe four screws retained in step 3 Ensure the gasket located between the induced draft blower and the collector box is rotatedaccordingly 11 Reconnect the induced draft blower power leads NOTE If thewiresar...

Страница 11: ...theach item Thisinspectionisbaseduponadrafttopicalreport MasonryChim ney Inspection and Relining issued by the Gas Research Institute While not yet finalized we believe this report represents the best informationonthissubjectwhichiscurrentlyavailable Proper Chimney Termination Check 1 Chimney channel free of solid and liquid fuel appliances Check 2 Change venting arrangements Fix 2 Crown in good c...

Страница 12: ...ney Fix 4 C C C C CHECK HECK HECK HECK HECK 5 L 5 L 5 L 5 L 5 LINER INER INER INER INER C C C C CONDITION ONDITION ONDITION ONDITION ONDITION Ifametallinerispresent itmustbechecked Itcannotbeassumed thatallexistingmetallinersarecorrectlyinstalledandingoodcon dition Remove the lowest existing vent connector and examine the in side of the elbow or tee at the base of the liner A small amount of sootm...

Страница 13: ...it in accordance with nationally recognized building codes or stan dards OnesuchstandardwhichmaybereferencedistheStandard forChimneys Fireplaces Vents andSolidFuelBurningAppliances ANSI NFPA 211 Next use a flashlight and small mirror to sight up the liner B vent must be supported so as to not come into direct contact with the chimneywallsortileliner Ifitisnot itcanprobablyberehungsoas to be accept...

Страница 14: ...ports such as fire stops or thimbles must be used to prevent the B vent fromcomingintodirectcontactwiththetilelinerorchimneywalls Direct contact would result in higher heat loss with an increased possibilityofpoorventingsystemperformance It is not acceptable to vent one appliance inside the B vent and otherappliancesoutside TheexcessspacebetweentheBventand the chimney walls must be covered at the ...

Страница 15: ...ontrolboard J J J J JUNCTION UNCTION UNCTION UNCTION UNCTION B B B B BOX OX OX OX OX R R R R RELOCATION ELOCATION ELOCATION ELOCATION ELOCATION EDGES OF SHEET METAL HOLES MAY BE SHARP USE GLOVES AS A PRECAUTION WHEN REMOVING HOLE PLUGS WARNING Line voltage connections can be made through either the right or left side panel The furnace is shipped configured for a right side electricalconnection Tom...

Страница 16: ...S CCESSORIES CCESSORIES CCESSORIES E E E E ELECTRONIC LECTRONIC LECTRONIC LECTRONIC LECTRONIC A A A A AIR IR IR IR IR C C C C CLEANER LEANER LEANER LEANER LEANER HIGH VOLTAGE TO AVOID PERSONAL INJURY OR DEATH DUE TO ELECTRICAL SHOCK DISCONNECT ELECTRICAL POWER BEFORE SERVICING OR CHANGING ANY ELECTRICAL WIRING WARNING The furnace integrated control module is equipped with line volt ageaccessoryter...

Страница 17: ...O ANT NO ANT NO ANT NO ANT NOTE TE TE TE TE The furnace will naturally derate itself with altitude Do not attempt to increase the firing rate by changing orifices or increasing the manifold pressure This can cause poor combustionandequipmentfailure High altitude installations may require both a pressure switch and anorificechange Thesechangesarenecessarytocompensatefor the natural reduction in the...

Страница 18: ...loy tubing must not be used in exterior locations Uselistedgasapplianceconnectorsinaccordancewith theirinstructions Connectorsmustbefullyinthesame room as the furnace Protect connectors and semi rigid tubing against physical and thermal damage when installed Ensure aluminum alloy tubing and connectors are coated to protectagainstexternalcorrosionwhenincontactwith masonry plaster orinsulation orsub...

Страница 19: ...ected follow the instructions on Page 3 of thismanual Allpropanegasequipmentmustconformtothesafetystandardsof theNationalBoardofFireUnderwriters NBFUManual58 For satisfactory operation propane gas pressure must be 10 inch WC at the furnace manifold with all gas appliances in operation Maintainingpropergaspressuredependsonthreemainfactors 1 Vaporizationrate dependingontemperatureoftheliquid and wet...

Страница 20: ...isual light inspection or such that a sampling probe can be insertedintotheairstream Theaccesspanelmustbemadetopre vent air leaks when the furnace is in operation When the furnace is heating the temperature of the return air entering the furnace must be between 55 F and 100 F Whenafurnaceisinstalledsothatsupplyductscarryaircirculated by the furnace to areas outside the space containing the furnace...

Страница 21: ... after 15 second prepurge expires Lowandhigh stagegasvalvesopenatendofigniterwarm upperiod deliveringgastoburnersandestablishingflame High stage gas valve closes after five seconds low stage gasvalveremainsopen Integrated control module monitors flame presence Gas valve will remain open only if flame is detected Circulatorblowerisenergizedonlowheatspeedfollowing a fixed thirty second blower on del...

Страница 22: ...rfan Integratedcontrolmoduleperformssafetycircuitchecks Circulatorblowerisenergizedonlowheatspeed Electronic air cleaner terminals are energized Circulatorblowerruns integratedcontrolmodulemonitors safetycircuitscontinuously R and G thermostat contacts open completing the call for fan Circulator blower is de energized Electronic air cleaner terminals are de energized Furnaceawaitsthenextcallfromth...

Страница 23: ...he gas valve must be within the rangespecifiedbelow Thesupplypressurecanbemeasuredatthe gasvalveinletpressurebossoratahosefittinginstalledinthegas piping drip leg The supply pressure must be measured with the burners operating To measure the gas supply pressure use the followingprocedure INLET OUTLET Gas Valve On Off Selector Switch White Rodgers Model 36G54 Two Stage Pressure Regulator Adjustment...

Страница 24: ...itting must be installed prior to making the hose connection If using the inlet pressure boss on theWhite Rodgers36G54gasvalve thenusethe36GValvePressure Check Kit Goodman Part No 0151K00000S 3 TurnONthegassupplyandoperatethefurnaceandallother gasconsumingappliancesonthesamegassupplyline 4 Measure furnace gas supply pressure with burners firing Supply pressure must be within the range specified in...

Страница 25: ... boss plug and sealwithahighqualitythreadsealer b White Rodgers 36G22 valve Turn outlet pressure test screw in to seal pressure port clockwise 7 in lb minimum 13 Turn ON electrical power and gas supply to the system 14 Closethermostatcontactstoprovideacallforheat 15 Retestforleaks Ifbubblesform SHUTOFFGASANDREPAIR ALLLEAKSIMMEDIATELY M M M M MODELS ODELS ODELS ODELS ODELS USING USING USING USING U...

Страница 26: ...3 Conversion Factor hours to seconds 3600 sec hr Input Htg value x 3600 seconds per cubic foot Input 1 000 BTU ft3 x 3600 sec hr 34 sec ft3 Input 106 000 BTU hr This measured input must not be greater than the input indicatedontheunitratingplate 5 TurnONgasandrelightappliancesturnedoffinstep1 Ensure alltheappliancesarefunctioningproperlyandthatallpilot burnersareoperating T T T T TEMPERATURE EMPER...

Страница 27: ...or cooling ends During normal heating operation the circulator fan will come on approximately 34 seconds after the gas valve opens ON OFF ON OFF 1 150 SECOND DELAY 100 SECOND DELAY 1 Switchviewedinanupflowinstallation AdjustmentSwitch O O O O OPER PER PER PER PERA A A A ATIONAL TIONAL TIONAL TIONAL TIONAL C C C C CHECK HECK HECK HECK HECKS S S S S WARNING TO AVOID PERSONAL INJURY OR DEATH DO NOT R...

Страница 28: ...e fails to operate Integrated control module diagnostic LED LED LED LED LED is flashing TWO TWO TWO TWO TWO 2 flashes 2 2FLASHES Induced draft blower pressure switch contacts sticking Shorts in pressure switch circuit Inspect pressure switch hose Repair if necessary Inspect flue for blockage proper length elbows and termination Correct pressure switch setpoint or contact motion Tighten or correct ...

Страница 29: ...correct replacement part Primarylimit circuitisopen Check burners for proper alignment Check flue and air inlet piping for blockage proper length elbows and termination Correct as necessary Check rollout limit Replace if necessary Check induced draft blower for proper performance Replace if necessary Tighten or correct wiring connection Repair short in 24 volt AC control safety circuit s Replace i...

Страница 30: ...correct polarity Verify proper ground Correct if necessary Reverse red and blue wires connected to transformer Turn power OFF prior to repair Normal operation LED is steady on STEADY Furnace not operating Integrated control module diagnostic LED LED LED LED LED is flashing EIGHT EIGHT EIGHT EIGHT EIGHT 8 flashes 8FLASHES Problem with igniter circuit Improperly connected igniter Bad igniter Poor un...

Страница 31: ...785 766 743 730 709 683 666 604 HIGH 4 0 2051 1983 1895 35 1812 37 1725 39 1627 1530 1439 M H S 80904B MED 3 5 1736 38 1708 39 1652 40 1611 41 1540 43 1475 1394 1307 MEDIUM MED LO 3 0 1493 45 1668 40 1459 46 1429 47 1389 48 1339 1274 1204 LOW 2 5 1200 56 1185 56 1180 56 1173 57 1158 58 1125 1125 1080 HIGH 5 0 2290 2229 2155 2047 1960 1837 1712 1584 M H S 80905C MED 4 0 1852 36 1820 37 1777 38 1719...

Страница 32: ...0 4 0 5 Model Heating Speed As Shipped Motor Speed EXTERNAL STATIC PRESSURE Inches Water Column 0 6 Tons AC at 0 5 0 6 0 7 0 8 ESP CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE CFM CFM CFM HIGH 3 0 1353 25 1290 26 1246 27 1199 28 1149 29 1116 1116 1099 GDS80453AXC MED 2 5 1183 28 1113 30 1098 30 1052 32 1039 32 1006 1012 969 MEDIUM MED LO 2 0 980 34 946 35 920 36 900 37 896 37 885 855 804 LOW 1 5 7...

Страница 33: ...ise data is based on 2nd stage heat First stage heat is 75 of rise indicated above INSTALLATION IS TO BE ADJUSTED TO OBTAIN TEMPERATURE RISE WITHIN THE RANGE SPECIFIED ON THE RATING PLATE This chart is for information only For satisfactory operation external static pressure should not exceed value shown on the rating plate The above chart is for U S furnaces installed at 0 2000 feet At higher alti...

Страница 34: ... MUST BE USED WHEN SERVICING 1 SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0 7 AMPS BLOWER PRIMARY LIMIT WH GR BK IGNITER SURFACE HOT PU RD 15 PIN PLUG C NO SWITCH PRESSURE BR SENSOR FLAME BK WH ROLLOUT LIMITS RAPID FLASHES REVERSED 115 VAC POLARITY VERIFY GND SYSTEM LOCKOUT RETRIES RECYCLES EXCEEDED 7 FLASHES LOW FLAME SIGNAL 5 FLASHES FLAME SENSE WITHOUT GAS VALVE 4 FLASHES OPEN HIGH LIMIT 3 FLAS...

Страница 35: ...IMITS RAPID FLASHES REVERSED 115 VAC POLARITY VERIFY GND 7 FLASHES LOW FLAME SIGNAL 5 FLASHES FLAME SENSE WITHOUT GAS VALVE 4 FLASHES OPEN HIGH LIMIT 3 FLASHES PRESSURE SWITCH STUCK OPEN 2 FLASHES PRESSURE SWITCH STUCK CLOSED STEADY ON NORMAL OPERATION OFF CONTROL FAILURE 5 0 1 2 3 4 PU COLOR CODES PU PURPLE OR ORANGE YL YELLOW 6 7 C BK BLACK GR GREEN BR BROWN PK PINK RD RED GY GRAY BL BLUE WH WHI...

Страница 36: ...HITE PU TO 115VAC 1 Ø 60 HZ POWER SUPPLY WITH OVERCURRENT PROTECTION DEVICE JUNCTION BOX SWITCH LINE H DOOR L GND LINE N DISCONNECT N SWITCH TEMP FIELD SPLICE SWITCH PRESS PROT DEVICE OVERCURRENT EQUIPMENT GND TERMINAL JUNCTION HI VOLTAGE FIELD HI VOLTAGE 115V LOW VOLTAGE FIELD LOW VOLTAGE 24V PLUG CONNECTION IGNITER FIELD GND IND N IGN N JUNCTION BOX OVERCURRENT PROTECTION POWER SUPPLY WITH TO 11...

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