Amana GU FURNACE SERVICE MANUA
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Model and Manufacturing numbers listed on pages 4 - 14. Service Instructions 40" 80% and 90% Gas Furnaces & Accessories GUIA, GCIA, GUIB, GCIB, GUIC, GCIC, GUID, GUIS, GCIS, GUIV, GUCA, GCCA, GUVA, GUSA DESIGN CERTIFIED C E R TIFIE D This manual replaces RS6600001 Rev. 0 April 2000. REV. 1 - New models added to manual. Heating&Air Conditioning This manual is to be used by qualified HVAC technicians only. Amana RS6600001 ® does not assume any responsibility for property damage or personal injury Revision 1 due to improper service procedures performed by an unqualified person. October 2000 INDEX Important Safety Information ................................................................................... 2-3 Product Identification ................................................................................................ 4-20 Accessories ............................................................................................................. 21-32 Product Design ........................................................................................................ 33-74 System Operation .................................................................................................... 75-117 Polarization and Phasing ......................................................................................... 118 Maintenance ............................................................................................................ 119-121 Servicing .................................................................................................................. 122-146 Accessory Wiring Diagrams .................................................................................... 147-153 IMPORTANT INFORMATION Pride and workmanship go into every product to provide our customers with quality products. It is possible, however, that during its lifetime a product may require service. Products should be serviced only by a qualified service technician who is familiar with the safety procedures required in the repair and who is equipped with the proper tools, parts, testing instruments and the appropriate service manual. REVIEW ALL SERVICE INFORMATION IN THE APPROPRIATE SERVICE MANUAL BEFORE BEGINNING REPAIRS. IMPORTANT NOTICES FOR CONSUMERS AND SERVICERS RECOGNIZE SAFETY SYMBOLS, WORDS AND LABELS DANGER DANGER - Immediate hazards which WILL result in severe personal injury or death. WARNING WARNING - Hazards or unsafe practices which COULD result in severe personal injury or death. CAUTION CAUTION - Hazards or unsafe practices which COULD result in minor personal injury or product or property damage. 2 Rev. 1 IMPORTANT INFORMATION IF REPAIRS ARE ATTEMPTED BY UNQUALIFIED PERSONS, DANGER- WARNING OUS CONDITIONS (SUCH AS EXPOSURE TO ELECTRICAL SHOCK) MAY RESULT. THIS MAY CAUSE SERIOUS INJURY OR DEATH. AMANA WILL NOT BE RESPONSIBLE FOR ANY INJURY OR PROPERTY CAUTION DAMAGE ARISING FROM IMPROPER SERVICE OR SERVICE PROCE- DURES. IF YOU PERFORM SERVICE ON YOUR OWN PRODUCT, YOU ASSUME RESPONSIBILITY FOR ANY PERSONAL INJURY OR PROPERTY DAMAGE WHICH MAY RESULT. To locate an authorized servicer, please consult your telephone book or the dealer from whom you purchased this product. For further assistance, please contact: CONSUMER AFFAIRS DEPT. OR 1-877-254-4729 AMANA HEATING & AIR CONDITIONING CALL and ask for FAYETTEVILLE, TN 37334 Consumer Affairs 3 Rev. 1 PRODUCT IDENTIFICATION This section will identify the models covered and the changes per each model group from one release to the next. Model # Manufacturing # Description Gas Furnace Upflow/Horizontal Induced Draft A Air Command 80 SSE Furnace "A" Initial Design Series. GUIA***A** P1177301F- P1177308F 40" 80% furnace featuring integrated electronic ignition control, silicon carbide ignitor, electrodepositioned textured steel cabinet and 409 stainless steel tubular heat exchanger. Gas Furnace Upflow/Horizontal Induced Draft A Air Command 80 SSE Furnace "B" Second Design Series. GUIA***B** P1206601F- P1206608F 40" 80% furnace featuring integrated electronic ignition control, silicon carbide ignitor, electrodepositioned textured steel cabinet and 409 stainless steel tubular heat exchanger. Gas Furnace Upflow/Horizontal Induced Draft A Air Command 80 SSE Furnace "C" Third Design Series "A" Standard Unit (not NOx certified). GUIA***CA** P1207201F- P1207208F 40" 80% furnace featuring integrated electronic ignition control, silicon carbide ignitor, electrodepositioned textured steel cabinet and 409 stainless steel tubular heat exchanger. Gas Furnace Counterflow/Horizontal Induced Draft A Air Command 80 SSE Furnace "A" Initial Design Series. GCIA***A** P1177401F- P1177408F 40" 80% furnace featuring integrated electronic ignition control, silicon carbide ignitor, electrodepositioned textured steel cabinet and 409 stainless steel tubular heat exchanger. Gas Furnace Counterflow/Horizontal Induced Draft A Air Command 80 SSE Furnace "C" Third Design Series "X" NOx Certified. GCIA***CX** P1207301F - P1207308F 40" 80% furnace featuring integrated electronic ignition control, electrodepositioned textured steel cabinet and 409 stainless steel tubular heat exchanger. Gas Furnace Upflow/Horizontal Induced Draft B Air Command 80 SV Furnace "A" Initial Design Series. GUIB***A** P1186401F- P1186408F 40" 80% furnace featuring electronic ignition control, silicon carbide ignitor, radiant flame sensor, electrodepositioned textured steel cabinet and aluminized steel tubular heat exchanger. Gas Furnace Upflow/Horizontal Induced Draft B Air Command 80 SV Furnace "B" Second Design Series. GUIB***B** P1206801F - P1206807F 40" 80% furnace featuring electronic ignition control, silicon carbide ignitor, radiant flame sensor, electrodepositioned textured steel cabinet and aluminized steel tubular heat exchanger. Gas Furnace Upflow/Horizontal Induced Draft B Air Command 80 SV Furnace "C" Third Design Series "X" NOx Certified. GUIB***CX** P1207701F - P1207707F 40" 80% furnace featuring electronic ignition control, silicon carbide ignitor, radiant flame sensor, electrodepositioned textured steel cabinet and aluminized steel tubular heat exchanger. Gas Furnace Counterflow/Horizontal Induced Draft B Air Command 80 SV Furnace "A" Initial Design Series. GCIB***A** P1186501F - P1186508F 40" 80% furnace featuring electronic ignition control, silicon carbide ignitor, radiant flame sensor, electrodepositioned textured steel cabinet and aluminized steel tubular heat exchanger. 4 Rev. 1 PRODUCT IDENTIFICATION This section will identify the models covered and the changes per each model group from one release to the next. Model # Manufacturing # Description Gas Furnace Upflow/Horizontal Induced Draft C Air Command 80 SSE Furnace "C" ThirdDesignSeries"X" NOx Certified. GUIC***CX** P1207401F - P1207408F 40" 80% furnace featuring integrated electronic ignition control, silicon carbide ignitor, electrodepositioned textured steel cabinet and 409 stainless steel tubular heat exchanger. Gas Furnace Upflow/Horizontal Induced Draft C Air Command 80 SSE Furnace "C" ThirdDesignSeries"A" Standard Unit (not NOx certified). GUIC***CA** P1207601F - P1207608F 40" 80% furnace featuring integrated electronic ignition control, silicon carbide ignitor, electrodepositioned textured steel cabinet and 409 stainless steel tubular heat exchanger. Gas Furnace Upflow/Horizontal Induced Draft C Air Command 80 SSE Furnace "D" Fourth Design Series "A" Standard Unit (not NOx certified). GUIC***DA** P1222501F - P1222508F 40" 80% furnace featuring integrated electronic ignition control, silicon carbide ignitor, prepainted textured steel cabinet and 409 stainless steel tubular heat exchanger. Gas Furnace Upflow/Horizontal Induced Draft C Air Command 80 SSE Furnace D Fourth Design Series "A" Standard Unit (not NOx certified). 40" 80% furnace featuring integrated electronic ignition control, silicon GUIC***DA** P1226601F - P1226608F carbide ignitor and 409 stainless steel tubular heat exchanger. Use of smooth cold rolled steel substrate and a smooth top coat for furnace cabinet to replace prepainted furnaces until new coating is approved for prepainted material. Gas Furnace Upflow/Horizontal Induced Draft C Air Command 80 SSE Furnace "D" Fourth Design Series "X" NOx Certified. 40" 80% furnace featuring integrated electronic ignition control, silicon GUIC***DX** P1226701F - P1226708F carbide ignitor and 409 stainless steel tubular heat exchanger. Use of smooth cold rolled steel substrate and a smooth top coat for furnace cabinet to replace prepainted furnaces until new coating is approved for prepainted material. Gas Furnace Upflow/Horizontal Induced Draft C Air Command 80 SSE Furnace "C" ThirdDesignSeries"A" Standard Unit (not NOx certified). GUIC***CA** P1229001F - P1229008F 40" 80% furnace featuring integrated electronic ignition control, silicon carbide ignitor, prepainted textured steel cabinet and 409 stainless steel tubular heat exchanger. 5 Rev. 1 PRODUCT IDENTIFICATION This section will identify the models covered and the changes per each model group from one release to the next. Model # Manufacturing # Description Gas Furnace Upflow/Horizontal Induced Draft C Air Command 80 SSE Furnace "C" Third Design Series "A" Standard Unit (not NOx certified). 40" 80% furnace featuring integrated electronic ignition control, silicon GUIC***CA** P1229101F - P1229108F carbide ignitor, electrodepositioned textured steel cabinet, 409 stainless steel tubular heat exchanger. Change from embossed bottom knock-out to perforated bottom knock-out and addition of internal side