Amana ADS S8 Service Instructions Manual Download Page 67 | Manualshive

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SERVICING

67

Set Point on

Max Make

Pressure

Pressure Fall

Pressure On

Switch

(PF) W.C.

Rise W.C.

Part #

*MS80403A*BA / BB

- 0.70 ± .06

- 0.85

B1370158

*MS80603A*BA / BB

- 0.75 ± .07

- 0.92

B1370179

*MS80604B*BA / BB

- 0.75 ± .07

- 0.92

B1370179

*MS80804B*BA / BB

- 0.70 ± .06

- 0.85

B1370158

*MS80805C*BA / BB

- 0.75 ± .07

- 0.92

B1370179

*MS81005C*BA / BB

- 0.70 ± .06

- 0.85

B1370158

*MS81205D*BA / BB

- 0.80 ± .05

- 1.00

0130F00042

GDS80403A*AA

- 0.60 ± .06

- 0.72

B1370142

GDS80603A*AA

- 0.70 ± .06

- 0.85

B1370158

GDS80603A*BA / BB

- 0.60 ± .06

- 0.72

B1370142

GDS80804B***

- 0.60 ± .06

- 0.72

B1370142

GDS81005C*AA

- 0.70 ± .06

- 0.85

B1370158

GDS81005C*BA / BB

- 0.80 ± .05

- 1.00

0130F00042

VDS80603ANAA

- 0.60 ± .06

- 0.72

B1370142

VDS80804BNAA

- 0.60 ± .06

- 0.72

B1370142

ADSS800403AXA*

- 0.60 ± .06

- 0.72

B1370142

ADSS800603AXA*

- 0.60 ± .06

- 0.72

B1370142

ADSS800804BXA*

- 0.60 ± .06

- 0.72

B1370142

ADSS801005CXA*

- 0.80 ± .05

- 1.00

0130F00042

A/V/GMS8 / GDS8 / VDS8 / ADSS80

Pressure Switch Trip Points And Usage Chart

ID Blower

Model

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Summary of Contents for ADS S8

Page 1: ...le Stage Gas Furnaces GMS8 AMS8 GDS8 ADSS8 VMS8 VDS8 Accessories This manual is to be used by qualified professionally trained HVAC technicians only Goodman does not assume any responsibility for property damage or personal injury due to improper service procedures or services performed by an unqualified person The material in this manual does not supercede manufacturer s installation and operatio...

Page 2: ... MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH IMPORTANTINFORMATION 2 4 PRODUCTIDENTIFICATION 5 11 ACCESSORIES 12 17 OPERATINGINSTRUCTIONS 21 23 PRODUCT DESIGN 24 41 SYSTEM OPERATION 42 TROUBLESHOOTING 43 47 POLARIZATION PHASING 48 MAINTENANCE 49 51 SERVICING 52 67 SERVICING TABLE OF CONTENTS 54 WIRINGDIAGRAMS 69 70 ONLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL ADJUST SERVICE OR REPAIR HER...

Page 3: ... 4729 U S only email us at customerservice goodmanmfg com fax us at 731 856 1821 Not a technical assistance line for dealers CONSUMERINFORMATIONLINE AMANA BRAND PRODUCTS TOLL FREE 1 877 254 4729 U S only email us at hac consumer affairs amanahvac com fax us at 731 856 1821 Not a technical assistance line for dealers Outside the U S call 1 713 861 2500 Not a technical assistance line for dealers Yo...

Page 4: ...como daño cerebral permanente ó muerte Las emisiones de monóxido de carbono pueden circular a través del aparato cuando se opera en cualquier modo B10259 216 RISQUE D EMPOISONNEMENT AUMONOXYDE DE CARBONE Cette ventilation est nécessaire pour éviter le danger d intoxication au CO pouvant survenir si un appareil produisant du monoxyde de carbone continue de fonctionner au sein de la zone confinée is...

Page 5: ... 4 5 6 7 8 9 10 11 12 13 Brand Minor Revision G Goodman A Initial Release V GMC B 1st Revision Configuration M Upflow Horizontal Major Revision D Dedicated Downflow A Initial Release B 1st Revision Nox Gas Vale Motor N Natural Gas S Single Stage Single Speed X Low NOx Cabinet Width A 14 AFUE B 17 5 80 80 AFUE C 21 D 24 5 MBTU h Maximum CFM 40 40 000 3 1200 CFM 60 60 000 4 1600 CFM 80 80 000 5 2000...

Page 6: ...th A 14 Gas Valve B 17 5 M Modulating C 21 C 2 Stage D 24 5 H Convertible 2 Stage S Single Stage Maximum CFM 3 1200 CFM AFUE 4 1600 CFM 97 97 AFUE 5 2000 CFM 80 80 AFUE MBTU h 40 40 000 60 60 000 80 80 000 100 100 000 120 120 000 140 140 000 A M S 8 0 0 6 0 3 A N A A 1 2 3 4 5 6 7 8 9 10 11 12 13 Brand Minor Revision A Amana Brand A Initial Release B 1st Revision Configuration M Upflow Horizontal ...

Page 7: ...D Amana Brand 80 gas furnace 33 3 8 tall upflow horizontal right of left installation positions Releases new Broad ocean Motor 0131F00041 1 3HP 4SP 6PL aluminum winding motor MODEL MFG 80 GAS FURNACES ADSS8 ADSS800403AXAA ADSS800603AXAA ADSS800804BXAA ADSS801005CXAA Amana Brand 80 gas furnace 33 3 8 tall dedicated downflow installation Induced draft two tone gray cabinet and panels Multi speed PSC...

Page 8: ...d Left or right side g GMS8 GMS80403A BC GMS80603A BC GMS80604B BC GMS80804B BC GMS80805C BC GMS81005C BC GMS81205D BB GMS81405DNCD Goodman Brand 80 gas furnace 33 3 8 tall upflow horizontal right of left installation positions Induced draft Goodman gray cabinet and panels Multi speed PSC motor 120 volt carbide mini Igniter with integrated circuit board Left or right side g GMS8 GMS80403A BD GMS80...

Page 9: ...nd 80 gas furnace 33 3 8 tall dedicated downflow installation Induced draft Goodman gray cabinet and panels Multi speed PSC motor 120 volt carbide mini Igniter with integrated circuit board Left or right side gas entry Aluminized steel heat exchangers GDS8 GDS80403A BC GDS80603A BC GDS80804B BC GDS81005C BC Goodman Brand 80 gas furnace 33 3 8 tall dedicated downflow installation Induced draft Good...

Page 10: ...s This kit is required when installing these furnaces above their maximum rated altitude MODEL MFG DESCRIPTION EFR01 P1221001 P1221002F External Filter Rack Kit For use with upflow furnace models This kit is intended to provide a location external to the furnace casing for installation of a permanent filter The rack is mounted over the indoor air blower compartment area of either side panel and pr...

Page 11: ... gas as shipped from the factory to propane gas requires replacing the burner orifices replacing gas valve regulator spring all single stage units and applying identification labels NOx screens must be removed when converting 80 furnaces to this LP kit MVK 01A MVK 02A N A Masonry Vent Kit For use with 80 AFUE 33 tall H and S model furnaces installed in the upflow position only and will only be use...

Page 12: ...w Subbase 21 Propane Gas Conversion Kit LP Low Pressure Shut Off Kit Twinning Kit High Altitude Orifices W Pressure Switch Masonry Vent Kit Masonry Vent Kit AMS80403A 1 2 AMS80603A 1 2 AMS80604B 1 2 AMS80804B 1 2 AMS80805C 1 2 AMS81005C 1 2 AMS81205D 1 2 AMS81405D 1 2 ADSS80403A 1 2 ADSS80603A 1 2 ADSS80804B 1 2 ADSS81005C 1 2 approved for this model 1 W R HW 2 stg valve not approved for this mode...

Page 13: ...ersion Kit LP Low Pressure Shut Off Kit Twining Kit Twining Kit High Altitude Orifices W Pressure Switch Masonry Vent Kit Masonry Vent Kit AMS80403AXAD 1 AMS80603AXAD 1 AMS80604BXAC 1 AMS80804BXAC 1 AMS80805CXAC 1 AMS81005CXAC 1 AMS81205DXAC 1 AMS81405DNBC 1 ADSS80403AXAD 1 ADSS80603AXAC 1 ADSS80804BXAC 1 ADSS81005CXAC 1 approved for this model AMANA BRAND S Model Furnace Accessories Models built ...

Page 14: ...gh Altitude Orifices W Pressure Switch Masonry Vent Kit Masonry Vent Kit Sound Reduction Kit Sound Reduction Kit Sound Reduction Kit Sound Reduction Kit GMS8 04 0 3 A 1 2 3 4 GMS8 06 0 3 A 1 2 3 4 GMS8 06 0 4 B 1 2 3 4 GMS8 08 0 4 B 1 2 3 4 GMS8 08 0 5 C 1 2 3 4 GMS8 10 05 C 1 2 3 4 GMS8 12 05 D 1 5 4 GMS8 14 05 D 1 2 3 4 GDS8 04 0 3A 1 2 3 GDS8 06 0 3A 1 2 3 GDS8 08 0 4B 1 2 3 GDS8 100 5 C 1 2 3 ...

Page 15: ...Low Pressure Shut Off Kit Twinning Kit High Altitude Orifices W Pressure Switch Masonry Vent Kit Masonry Vent Kit GMS80403A BE 1 2 GMS80603A BE 1 2 GMS80604B BD 1 2 GMS80804B BD 1 2 GMS80805C BD 1 2 GMS81005C BD 1 2 GMS81205D BC 1 2 GMS81405DNCE 1 2 GDS80403A BE 1 2 GDS80603A BE 1 2 GDS80804B BD 1 2 GDS81005C BD 1 2 approved for this model 2 5 000 10 000 ft altitude GOODMAN BRAND S Model Furnace A...

Page 16: ...LOW SUBBASE 17 5 DOWNFLOW SUBBASE 21 CONVERSION KIT LP LOW PRESSURE SHUT OFF KIT TWINNING KIT HIGH ALTITUDE ORIFICES W PRESSURE SWITCH MASONARY VENT KIT MASONARY VENT KIT VMS80403ANAA 1 2 VMS80603ANAA 1 2 VMS80604BNAA 1 2 VMS80804BNAA 1 2 VMS80805CNAA 1 2 VMS81005CNAA 1 2 VDS80603ANAA 1 2 VDS80804BNAA 1 2 GMC BRAND S Model Furnace Accessories NOT APPROVED FOR THIS MODEL APPROVED FOR THIS MODEL 1 W...

Page 17: ...SCREWS SLOTS IN FILTER CLEAR SCREWS ON UNIT FRONT OF UNIT RETURN AIR CUTOUT AREA LOWER EDGE SCREW FILTER RACK ASSEMBLY FACE FILTER OPENING TOWARDS FRONT OF UNIT UNIT SIDE PANEL BASE OF UNIT 80 Upflow Model Furnaces EFR01 EXTERNAL FILTER RACK KIT Used on Models ...

Page 18: ...G VALVE OUTPUT Q1 Y P2 4 K1 OT NO Y P2 9 CALL FOR 2ND STAGE COMPRESSOR Y2 1 0K G FURN P2 1 C OT C C SECOND STAGE COMPRESSOR OUTPUT G CALL FOR EMERGENCY HEAT W1 FURN W2 HP F1 3A OT NC 24VAC 2ND STAGE COMPRESSOR DEMAND OUTPUT W1 CALL FOR FURNACE HEAT 6 8K G STAT VDC P3 4 F U R N A C E P2 6 K2 ODT OUTDOOR THERMOSTAT Y R SECOND STAGE FURNACE DEMAND OUTPUT MICROPROCESSOR Y2 HP P1 5 CALL FOR 2ND STAGE F...

Page 19: ...ES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH FURNACE TWINING KIT FTK04 UTEC Control Board This wiring diagram is for reference only Not all wiring is as shown above Refer to the appropriate wiring diagram for the unit being serviced Not for use on furnaces with PCBBF134 control board ...

Page 20: ...E POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH 20 Jackson Systems TK 400 Twinning Kit JACKSON SYSTEMS UNIVERSAL TWINNING KIT PATENT PENDING THERMOSTAT GAS ELECTRIC SWITCH MUST BE SET IN THE ELECTRIC POSITION THERMOSTAT HVAC UNIT 1 HVAC UNIT 2 24V POWER 24VAC ...

Page 21: ...not have a pilot It is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand B BEFORE OPERATING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor Do not try to light any appliance Do not touch any electric switch do not use any phone in your buildin...

Page 22: ... appliance if any part has been underwater or explosion technician Force or attempted repair may result in a fire hand don t try to repair it call a qualified service Never use tools If the lever will not push in or turn by C Use only your hand to push in or turn the gas control lever call the fire department If you cannot reach your gas supplier phone Follow the gas supplier s instructions do not...

Page 23: ...ancer birth defects or other reproductive harm are known to the This product contains fiberglass insulation State of California to product could expose California to cause known by the State of contains a chemical Fiberglass insulation cancer 0140F00688 Rev A call a qualified service technician will not operate don t try to repair it gas If you then smell gas STOP 8 Move the gas control switch or ...

Page 24: ...from its container Follow Steps 1 through 3 if installing the control on a furnace Return any old or new controls to their containers before touching any ungrounded object Product Application This product is designed for use as a residential home gas furnace It is not designed or certified for use in mobile home trailer or recreational vehicle applications This furnace can be used in the following...

Page 25: ...ks paint removers varnishes hydrochloric acid cements and glues antistatic fabric softeners for clothes dryers and masonry acid washing materials Seal off a non direct vent furnace if it is installed near an area frequently contaminated by any of the above substances This protects the non direct vent furnace from airborne contaminants To ensure that the en closed non direct vent furnace has an ade...

Page 26: ...fan Close fireplace dampers d Follow the lighting instructions Place the appliance being in spected in operation Adjust thermostat so appliance shall oper ate continuously e Test for draft hood equipped spillage at the draft hood relief opening after 5 minutes of main burner operation Use the flame of a match or candle f After it has been determined that each appliance connected to the venting sys...

Page 27: ...cated within the space Rooms communicating directly with the space in which the appliances are installed through openings not furnished with doors and through combustion air openings sized and located in accordance with 9 3 2 3 are considered a part of the required volume 9 3 2 1 Standard Method The minimum required volume shall be 50 ft 3 per 1 000 Btu hour 4 8m3 kW 9 3 2 2 Known Air Infiltration...

Page 28: ... of not less than one square inch per 2000 BTU of the total input rating of all equipment in the enclosure Outlet air duct Inlet air duct Figure A 9 3 3 1 2 All Combustion Air From Outdoors through Horizontal Ducts 9 3 3 2 One Permanent Opening Method One permanent open ings commencing within 12 in 300 mm of the top of the enclosure shall be provided The appliance shall have clearances of at least...

Page 29: ...units unobstructed stud and joist spaces shall not be prohibited from conveying combustion air provided that not more than one fireblock is removed 9 3 8 2 Ducts shall terminate in an unobstructed space allowing free movement of combustion air to the appliances 9 3 8 3 Ducts shall serve a single space 9 3 8 4 Ducts shall not serve both upper and lower combustion air openings where both such openin...

Page 30: ...EL AND THE INDUCED DRAFT BLOWER Make sure all wires are at least one inch from flue pipe Relocate junction box to right side of cabinet if necessary Refer to Electrical Connections section of this manual for instructions Masonry Chimneys Wash Crown Clay Tile Size 8 x 8 x12 Each x 24 Length Clay Tile Size Generally 12 x 12 24 Length 1 2 to 1 Air Space Second Floor First Floor Attic Floor Roof Line ...

Page 31: ...a building within a horizontal dis tance of 10 feet In addition the chimney must terminate at least 3 feet above any forced air inlet located within 10 feet The chimney must extend at least five feet above the high est connected equipment draft hood outlet or flue collar If the chimney does not meet these termination requirements but all other requirements in the checklist can be met it may be pos...

Page 32: ... be vented inside the liner Venting one appliance inside the liner and another ap pliance outside the liner is not acceptable 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 chimney walls or tile liner If it is not it can probably be rehung so as to be acceptable A thimble or fire stop may be helpful here Flexible...

Page 33: ...maged a qualified mason must repair it in accordance with nationally recognized building codes or standards One such standard which may be refer enced is the Standard for Chimneys Fireplaces Vents and Solid Fuel Burning Appliances ANSI NFPA 211 Fix 4 Relining Relining options include B vent and flexible liners If the chimney has diagonal offsets B vent probably cannot be used If B vent is to be us...

Page 34: ... con tent difference between natural and propane gas High altitude installations may require both a pressure switch and an orifice change These changes are necessary to com pensate for the natural reduction in the density of both the gas fuel and the combustion air at higher altitude Refer to the Accessories Charts in this manual or product Specification Sheet for a tabular listing of appropriate ...

Page 35: ... Taps for measuring the gas supply pressure and manifold pressure are provided on the valve NOTE The gas supply pressure on White Rodger J model gas valve used on single stage furnaces can be checked with a gas pressure test kit Part 0151K00000S available through our authorized dis tributors The gas valve has a manual ON OFF control located on the valve itself This control may be set only to the O...

Page 36: ...ting Higher pressure may damage the gas valve and cause subsequent overfiring resulting in heat exchanger failure Disconnect this unit and shutoff valve from the gas supply piping system before pressure testing the supply piping system with pres sures in excess of 1 2 psig 3 48 kPa Isolate this unit from the gas supply piping system by closing its external manual gas shutoff valve before pressure ...

Page 37: ...essure drop at 10 psig setting Capacities in 1 000 BTU hour To convert to capacities at 15 psig settings multiply by 1 130 To convert to capacities at 5 psig settings multiply by 0 879 3 8 1 2 5 8 3 4 7 8 1 2 3 4 1 1 1 4 1 1 2 10 39 92 199 329 501 275 567 1 071 2 205 3 307 20 26 62 131 216 346 189 393 732 1 496 2 299 30 21 50 107 181 277 152 315 590 1 212 1 858 40 19 41 90 145 233 129 267 504 1 03...

Page 38: ...Class 1 and must comply with all applicable codes The furnace must be electrically grounded in accordance with local codes or in their absence with the latest edition of The National Electric Code ANSI NFPA 70 and or The Canadian Electric Code CSA C22 1 Use a separate fused branch electrical circuit containing properly sized wire and fuse or circuit breaker The fuse or circuit breaker must be size...

Page 39: ...he single stage furnace will have a W terminal and will use a single stage thermostat The following drawing illus trates the typical field wiring for a heat only single stage system and a single stage heating single stage cooling sys tem Refer to the following figures for proper connections to the integrated control module Furnace Control Furnace Control Remote Condensing Unit Heating Room Thermos...

Page 40: ...er area to ensure proper unit performance COUNTERFLOW FILTER INSTALLATION This furnace has provisions for the installation of return air filters at the counterflow top return Refer to Minimum Filter Area tables to determine filter area requirement NOTE Filters can also be installed elsewhere in the duct system such as a central return Horizontal Installations Filter s must be installed external to...

Page 41: ...ext call from thermostat The adjustable delay off timing allows the installer to cus tomize the comfort level Cooling Mode The normal operational sequence in cooling mode is as fol lows 1 R and Y thermostat contacts close initiating a call for cool 2 Integrated control module performs safety circuit checks 3 Outdoor fan and compressor are energized 4 Circulator blower is energized on cool speed fo...

Page 42: ... is closed when the induced draft blower is off it waits until the fault is corrected The diagnostic light code for this problem is two short flashes followed by a longer pause The probable cause is either a faulty pressure switch or wiring 4 Pressure Switch Stuck Open If after the induced draft blower is energized the pressure switch does not close within 5 minutes the control will go into a 1 ho...

Page 43: ...o operate Integrated control module diagnostic LED is flashing TWO 2 flashes 2 2 FLASHES 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 as necessary Correct pressure switch setpoint or contact motion Tighten or correct wiring connection P...

Page 44: ...7 7 FLASHES Flame sensor is coated oxidized Flame sensor incorrectly positioned in burner flame Lazy burner flame due to improper gas pressure or combustion air Induced draft blower and circulation blower runs continuously No furnace operation Integrated control module diagnostic LED is flashing FIVE 5 flashes Flame sensed with no call for heat Correct short at flame sensor or in flame sensor wiri...

Page 45: ...es with the gas valve Pressure switch circuit is closed Induced draft blower is not operating Replace induced draft blower pressure switch Repair short Turn power OFF prior to repair Replace pressure switch with proper replace ment part Furnace fails to operate Integrated control module diagnostic LED is flashing TWO 2 flashes 2 2 FLASHES Induced draft blower pressure switch contacts sticking Shor...

Page 46: ...changer Check induced draft blower for proper performance Replace if necessary Check position of orifice plate heat exchanger shield Tighten or correct wiring connection Repair short in 24 volt AC control safety circuit s Replace integrated control module fuse 3A Flame rollout Misaligned burners blocked flue and or air inlet pipe or failed induced draft blower Loose or improperly connected wiring ...

Page 47: ...e wires connected to transformer Turn power OFF prior to repair Normal opera tion LED is steady on STEADY Furnace not operating Integrated control module diagnostic LED is flashing 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 modul...

Page 48: ...RY OF UNMARKED TRANSFORMERS If meter reads approximately 96 volts the primary to secondary are in phase if reads approximately 144 volts out of phase reverse low voltage wires NOTE For flame rectification the common side of the secondary voltage 24 V is cabinet grounded If you were to bench test a transformer the primary neutral and secondary common must be connected together for testing purposes ...

Page 49: ...oper furnace operation Remember that dirty filters are the most common cause of inadequate heating or cooling performance Maintenance Improper filter maintenance is the most common cause of inadequate heating or cooling performance Filters should be cleaned permanent or replaced disposable every two months or as required It is the owner s responsibility to keep air filters clean When replacing a f...

Page 50: ...ilters and draft 5 Water Manometer 12 to test gas inlet and mani fold pressure Other recording type instruments can be essential in solv ing abnormal problems however in many instances they may be rented from local sources Proper equipment promotes faster more efficient service and accurate repairs resulting in fewer call backs HEATING PERFORMANCE TEST Before attempting to diagnose an operating fa...

Page 51: ...l capacity will be obtained With propane gas no unit gas valve regulator is used how ever the second stage supply line pressure regulator should be adjusted to give 11 water column with all other gas con suming appliances running The dissipation of the heat transferred to the heat exchanger is now controlled by the amount of air circulated over its surface The amount CFM of air circulated is gover...

Page 52: ... 160 400 20 45 90 180 360 900 46 78 157 391 21 43 86 171 343 857 47 19 38 76 153 383 22 41 82 164 327 818 48 75 150 375 23 39 78 157 313 783 49 147 367 24 37 75 150 300 750 50 18 36 72 144 360 25 36 72 144 288 720 51 141 355 26 34 69 138 277 692 52 69 138 346 27 33 67 133 265 667 53 17 34 136 340 28 32 64 129 257 643 54 67 133 333 29 31 62 124 248 621 55 131 327 30 30 60 120 240 600 56 16 32 64 12...

Page 53: ... Ignition Control Test Control S 313 Gas Valve or Gas Supply Shut Off Turn Valves to On Position S 317 Faulty Induced Draft Blower Test Induced Draft Motor S 303 Faulty Blower Motor PSC ECM Test Blower Motor PSC ECM S 16A B C Broken or Shorted Ignitor Test Ignitor S 308 Dirty Flame Sensor Low UA Clean Flame Sensor S 314 Stuck Gas Valve Replace Gas Valve S 304 Faulty Gas Valve Replace Gas Valve S 3...

Page 54: ...URE RISE 58 S 300 CHECKING PRIMARY LIMIT CONTROL 58 S 301 CHECKINGAUXILIARYLIMIT CONTROL 59 S 302 CHECKING FLAME ROLLOUT CONTROL 59 S 303 INDUCED DRAFT BLOWER MOTOR 60 S 304 CHECKING GAS VALVE REDUNDANT 60 S 305 CHECKING MAIN BURNERS 60 S 306 CHECKING ORIFICES 61 S 307 CHECKING GAS PRESSURE 61 S 308 CHECKING HOT SURFACE IGNITOR 63 S 309 CHECKING FOR FLASHBACK 64 S 310 CHECKING PRESSURE CONTROL 64 ...

Page 55: ...insulation of the same gauge or its equivalent CHECKING THERMOSTAT WIRING AND ANTICIPATOR S 3A THERMOSTAT AND WIRING DISCONNECT ALL POWER BEFORE SERVICING WARNING 1 Remove the blower compartment door to gain access to the thermostat low voltage wires located at the furnace integrated control module terminals 2 Remove the thermostat low voltage wires at the furnace control panel terminal board 3 Ju...

Page 56: ...primary voltage at incoming line voltage connections fuse splices and blower door interlock switch 6 If line voltage is available to the primary side of trans former and not at secondary side the transformer is inoperative Replace 7 After completing check and or replacement of trans former and check and or repair of control circuit rein stall blower compartment door 8 Turn on electrical power and ...

Page 57: ...ING WARNING S 200 CHECKING DUCT STATIC The maximum and minimum allowable external static pres sures are found in the specification section These tables also show the amount of air being delivered at a given static by a given motor speed or pulley adjustment The furnace motor cannot deliver proper air quantities CFM against statics other than those listed Too great of an external static pressure wi...

Page 58: ... 4 Adjust temperature rise by adjusting the circulator blower speed Increase blower speed to reduce temperature rise Decrease blower speed to increase temperature rise Refer to Circulator Blower Speed section in the Product Design section of this manual for speed chang ing details Temperature rise is related to the BTUH output of the furnace and the amount of air CFM circu lated over the heat exch...

Page 59: ...SONAL INJURY OR DEATH VOLT OHM METER RED RESET BUTTON COLOR IDENTIFYING TAB Testing Auxiliary Limit Control WARNING TO AVOID POSSIBLE FIRE ONLY RESET THE AUXILIARY LIMIT CONTROL ONCE IF IT SHOULD OPEN A SECOND TIME A QUALIFIED SERVICER MUST DETERMINE WHY THE AUXILIARY LIMIT OPENED BEFORE RESETTING AGAIN S 302 CHECKING FLAME ROLLOUT CONTROL A temperature activated manual reset control is mounted to...

Page 60: ...IT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH 1 Remove burner compartment door to gain access to the induced draft blower motor 2 Disconnect the motor wire leads from its connection point at the induced draft motor 3 Using a ohmmeter test for continuity between each of the motor leads 4 Touch one probe of the ohmmeter to the motor fram...

Page 61: ...Check orifice size with orifice sizing drills 3 If resizing is required a new orifice of the same physi cal size and angle with proper drill size opening should be installed A GAS STREAM B The length of Dimension A determines the angle of Gas Stream B DENT OR BURR GAS STREAM B A dent or burr will cause a severe deflection of the gas stream S 307 CHECKING GAS PRESSURE Gas Supply Pressure Measuremen...

Page 62: ...Pressure Measurement and Adjustment n a c e TO PREVENT UNRELIABLE OPERATION OR EQUIPMENT DAMAGE THE GAS MANIFOLD PRESSURE MUST BE AS SPECIFIED ON THE UNIT RATING PLATE ONLY MINOR ADJUSTMENTS SHOULD BE MADE BY ADJUSTING THE GAS VALVE PRESSURE REGULATOR CAUTION NOTE Use apapter kit 0151K00000S to measure gas pressure on White Rodgers 36J22 gas valves Only small variations in gas pressure should be m...

Page 63: ...rease pressure Replace regulator cover screw i Turn off all electrical power and gas supply to the system j Remove the manometer hose from the hose barb fit ting or outlet pressure boss k Remove the 1 8 NPT hose barb fitting from the out let pressure tap Replace the outlet pressure boss plug and seal with a high quality thread sealer WARNING HIGH VOLTAGE DISCONNECT ALL ELECTRICAL POWER AND SHUT OF...

Page 64: ...ck burner for proper alignment and or replace burner 3 Improper orifice size check orifice for obstruction S 310 CHECKING PRESSURE SWITCH The pressure switch a safety device to prevent the combus tion cycle from occurring with inadequate venting caused by a restricted or blocked vent pipe on the 80 and 90 fur naces 1 Remove burner compartment door to gain access to pressure switch es 2 Remove wire...

Page 65: ...ut due to failure to sense flame TO AVOID THE RISK OF ELECTRICAL SHOCK WIRING TO THE UNIT MUST BE PROPERLY POLARIZED AND GROUNDED DISCONNECT POWER BEFORE PERFORMING SERVICE LISTED BELOW WARNING The ground wire must run from the furnace all the way back to the electrical panel Proper grounding can be confirmed by disconnecting the electrical power and measuring re sistance between the neutral white...

Page 66: ...AL INJURY OR DEATH 1 Disconnect the orange flame sensor wire from the sen sor 2 Connect a micro amp meter in series with this wire and the sensor terminal 3 Place the unit into a heating cycle LINE VOLTAGE NOW PRESENT WARNING 4 As soon as flame is established a micro amp reading should be evident once proof of flame micro amp read ing is established the hot surface ignitor will be de energized 5 T...

Page 67: ...80 05 1 00 0130F00042 GDS80403A AA 0 60 06 0 72 B1370142 GDS80603A AA 0 70 06 0 85 B1370158 GDS80603A BA BB 0 60 06 0 72 B1370142 GDS80804B 0 60 06 0 72 B1370142 GDS81005C AA 0 70 06 0 85 B1370158 GDS81005C BA BB 0 80 05 1 00 0130F00042 VDS80603ANAA 0 60 06 0 72 B1370142 VDS80804BNAA 0 60 06 0 72 B1370142 ADSS800403AXA 0 60 06 0 72 B1370142 ADSS800603AXA 0 60 06 0 72 B1370142 ADSS800804BXA 0 60 06...

Page 68: ...ILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH TYPICAL SCHEMATIC AMS8 MODEL FURNACES WR 50T55 289 INTEGRATED IGNITION CONTROL 0005 3M K5 K2 HEAT COOL PARK PARK CIR NEU K8 GAS VALVE HIGH LIMIT AUX LIMIT PRESSURE SWITCH FLAME SENSOR PROBE IGNITOR FP IGN GND MV MV PS HLO HLI CIRCULATOR BLOWER XFMR HOT XFMR NEU 24 VAC TH RO1 RO2 R TR C Y G W COMPRESSOR CONTACTOR COIL THERMOSTAT R Y ...

Page 69: ...R FLOW CHART REQUIREMENTS SO AS TO PROVIDE THE CORRECT HEATING TEMPERATURE RISE AND THE 4 BLOWER SPEEDS MUST BE ADJUSTED BY INSTALLER TO MATCH THE INSTALLATION INTEGRATED CONTROL INTERNAL TO 2 MANUFACTURER S SPECIFIED REPLACEMENT PARTS MUST BE USED WHEN SERVICING 1 SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0 7 AMPS BLOWER GAS VALVE PRIMARY LIMIT BK GR WH IGNITER SURFACE HOT M1 PU WH RD WH 15 PIN ...

Page 70: ...E AND THE CORRECT COOLING CFM SEE SPEC SHEET FOR AIR FLOW CHART 4 BLOWER SPEEDS MUST BE ADJUSTED BY INSTALLER TO MATCH THE INSTALLATION INTEGRATED CONTROL INTERNAL TO 2 MANUFACTURER S SPECIFIED REPLACEMENT PARTS MUST BE USED WHEN SERVICING 1 SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0 7 AMPS BLOWER GAS VALVE PRIMARY LIMIT BK GR WH IGNITER SURFACE HOT M1 PU WH RD WH 15 PIN PLUG C NO SWITCH PRESSUR...

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