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Primary Cell Outlet Panel Kit Cancels: IIK 350M-35-7 IIK 340M-40-6 6-15-94 Installation Instructions Part No. 320726-751, -752, -753, -754, -755, and -756 NOTE: Read the entire instruction manual before starting the installation. SAFETY CONSIDERATIONS Installing and servicing of heating equipment can be hazardous due to gas and electrical components. Only trained personnel should install or service heating equipment.
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Untrained personnel can perform basic maintenance functions such as cleaning and replacing filters. All other operations should be performed by trained service personnel. When working on heating equipment, observe precautions in the literature, on tags, and on labels attached to the unit. Follow all safety codes. Wear safety glasses and work gloves. Have a fire extinguisher available Recognize safety information. This is the safety-alert symbol When you see this symbol on the furnace and in instructions or manuals, be alert to the potential for personal injury. Understand the signal words DANGER, WARNING, and CAUTION. These words are used with the safety-alert symbol. DANGER identifies the most serious hazards which will result in severe personal injury or death. WARNING signifies a hazard which could result in personal injury or death. CAUTION is used to identify unsafe practices which would result in minor personal injury or product and property damage. KIT PART NO. 320726-751 320726-752 320726-753 320726-754 320726-755 320726-756 Table 1–Kit Usage UNIT 340MAV 350MAV 490AAV 024040 036040 036060 048060 036080 048080 060080 048100 060100 060120 — 355MAV — 042060 042080 060100 — 042040 58MCA 58MXA 040-08 040-12 060-12 060-16 080-12 080-16 080-20 100-16 100-20 120-20 — 58MVP — 060-14 080-14 100-20 — 040-14 INSTALLATION Step 1–Remove Whole Cell Panel Assembly See Fig. 1 for furnace component location. See Fig. 2 for exploded view of heating system components. 1. Turn off gas and electrical supplies to furnace. 2. Remove furnace door. 3. Remove blower access panel. 4. Disconnect field power supply wires from J-box. 5. Remove 2 screws securing J-box. Turn off gas and electrical supplies to unit before beginning any installation or modification. Follow the operating instructions on label attached to furnace. Failure to follow this warning could result in electrical shock, fire, personal injury, or death. INTRODUCTION This instruction covers installation of the primary cell outlet panel kit Part No. 320726-751, -752, -753, -754, -755, and -756 in multipoise, 40-in. tall, condensing gas furnaces. NOTE: A releasing agent (PAM cooking spray or equivalent, must not contain corn or canola oil, aromatic or halogenated hydrocarbons) and RTV sealant (G.E. 162 or Dow-Corning 738) are needed before starting installation. DO NOT substitute any other type of RTV sealant. DESCRIPTION AND USAGE Use this primary cell outlet panel kit when repairing a factoryinstalled primary cell outlet panel. This primary cell outlet panel kit contains the following items: Gasket (primary to condensing cell) Primary cell outlet panel Screw (No. 8D X 3/8-in. LG) Screw (No. 8A X 1/2-in. LG) Installation Instructions 1 1 9 4 1 6. Remove 2 screws securing top filler panel and rotate panel upwards to remove or allow the heat exchanger to be removed from front of furnace. 7. Disconnect combustion-air intake pipe from intake housing and move pipe out of furnace casing. 8. Disconnect gas supply pipe from gas valve using backup wrench. 9. Disconnect vent pipe from inducer housing by loosening clamp, and move pipe out of furnace casing. 10. Remove motor leads, transformer wires, door switch wires, and auxiliary limit switch wires (if present) from control center and pull wires through blower shelf.