Sears GCK Series Installation Instructions Manual Download Page 21 | Manualshive

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Summary of Contents for GCK Series

Page 1: ...afety codes In the United States followall safetycodes includingthe currentedition National Fuel Gas Code NFGC NFPA No 54 ANSIZ2 23 1 in Canada refer tothe currentedition of the National Standard Cana...

Page 2: ...ll result in failure of heat exchanger and cause dangerous operation Do NOT use open flame to test for gas leak Ensure adequate combustion and ventilation air is pro vided to the furnace Seal supply a...

Page 3: ..._ Filter Type and Size Fan Time ON Setting Fan Time OFF Setting Manual Gas Shut Off Upstream of Furnace Drip Leg YES r ZI NO _ I Drip Leg Upstream of Gas Valve YES r I NO CI Condensate Drain Connected...

Page 4: ...nair plenumsand ductare also required Typical Downflow Installation 8 200mm Min 20 6m M_x in same atmospheric zone See Vent Termination Shielding in Vent Section i _ Inlet Pipe is Optional Vent Pipes...

Page 5: ...163 8 193 8 16318 19318 163 8 193 8 163 8 193 8 16318 193 8 16318 193 8 163 6 193 8 163 8 193 8 DRAIN CONNECTIONS RIGHT SIDE LEFT SIDE R S L P R 13 61 3 283 16 24 13 13 6 1 2 25 3 16 24 13 13 6 1 3 25...

Page 6: ...16 20_ 16 257 16 195 16 491 183 _ 462 Equivalents 2215 16 583 283 4 730 2 5 16 In mm 269 16 694 209 16 522 554 257 16 646 1 Outside Dimension 2 Base Spacer Side To Side 16 16 16 16 406 161 4 181 4 15...

Page 7: ...r joists with bolts The preferred method is to use an angle ironframe bolted to the rafters or joists If the furnace is to be installed in a crawl space consult local codes A suitable concrete pad or...

Page 8: ...ng one or more other appliances and to make sure there is adequate combustion air for all appliances MAKE THE FOLLOWING CHECK 1 Seal any unused openings inthe venting system NOTE If flame pulis toward...

Page 9: ...0 2 000 419 cm 2 65 Sq In Horizontal Outside Air This is ONLY a guide Subject to codes of country having jurisdiction This Installation NOT approved in Canada t Gas Vent Gable Vent 1 fAir l MinimumOne...

Page 10: ...combustion The IN LET air pipe is optional If combustionair comes from insidethe structure adequate make up air MUST be provided to compen sate for oxygen burned See Confined Space Installation inthe...

Page 11: ...a suitable termination point it MUST be properly in sulated 3 If it is necessary to insulate piping when an inactive chim ney is used as a chase the top of the chimney MUST be sealed flush or crowned...

Page 12: ...15 19 I 20 24 I 2S 29I 30 34 I 35 40 UP TO 5 All combinations use A a 2 Exhaust and 2 Air Inlet Pipe 75 000 Btuh Furnace Feet of Pipe 0 9 10 14 15 19 20 24 25 29 30 34 35 40 1 A A A A D B E B E B 2 A...

Page 13: ...ine to be 1 2 13mm CPVC s 8 OD 5 8 16mm I D vinyl tubing may be used outsidethe furnace cabinet to con nect to the drain line Internal trap assembly provides the re quired 4 water column so no additio...

Page 14: ...shing Supplied 25 21 87 JoiningPipe andFittings Fire hazard Pipe and Fittings ASTM D1785 D2466 D2661 D2665 F 891 F 628 SDR 26 PVC Primer and Solvent Cement ASTM D2564 Procedure for Cementing Joints Re...

Page 15: ...n The vertical roof termination should be sealed with a plumbing roof boot or equivalent flashing The inletof the intake pipeand end ofthe exhaust vent must be terminated no less than 12 300mm above t...

Page 16: ...e building before attaching the vent terminal A metal shield is recommended 18 x 18 457mm x 457mm min or 18 457mm min diameter around the vent termination at the exterior wall to protect the house ext...

Page 17: ...2 3 Gas input to burners MUST NOT exceed the rated input shown on rating plate Do NOT allow minimum gas supply pressureto vary down ward Doing so will decrease input to furnace Refer to Table 7 for no...

Page 18: ...4 3 1 2 8 2 5 2 3 42 High AltitudeAir PressureSwitch Altitudes over 4 000 require a differentair pressure switchthan the one installed at the factory Check parts list for pressure switch and consult...

Page 19: ...nions and install a drip leg no less than 3 long to trap dirt and moisture before it can enter gas valve 6 Use two pipe wrenches when making connections to pre vent gas valve from turning 7 Install a...

Page 20: ...ring in accordance with manufacturer s instructions Humidifier ElectronicAir Cleaner The furnace is wired for humidifier and or electronic air cleaner connection CAUTION Do NOT exceed 115V 0 8amp maxi...

Page 21: ...tal Filters and Supply Duct Installation For horizontal furnace applications it is necessary to installfil ter s inan accessible iocafion inthe returnair system In such a case the filter s should be o...

Page 22: ...re stated for a person standing in front and facing the furnace rightwill be to your right 1 Remove blower compartment door 2 Reach up above right side of blower and lift dirty filter up and out of ra...

Page 23: ...at from heat exchangers 2 Operate furnace confinuouslyfor 15 minutes with all regis ters and duct dampers open 3 Take reading and compare with range specified on rating plate 4 Ifthe correctamountof t...

Page 24: ...ontinuousBlowerSpeedthe Same If it is necessary to operate the heating speed and continuous blower speed using the same blower speed connect a jumper between the Heat and Cont terminals on the electro...

Page 25: ...r horizontaltermination Roofterminafionis pre ferred since itis less susceptibleto damage has reduced in take contaminantsand less visiblevent vapor For sidewall termination consideration should be gi...

Page 26: ...roof boot flashing NOTE Do not allow insulation or other materials to accumulate inside the pipe assembly when installing through the structure s hole 7 Secure the assembly to the structureas shown in...

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