Carrier Owners Manual - Enlarge page 1 of 4
2 of 4
3 of 4
4 of 4
From inside (document excerpt):
Primary Cell Outlet Panel Kit Cancels: IIK 340M-40-6 IIK 340M-40-11 7-95 Installation Instructions Part No. 320726-751, -752, -753, -754, -755, and -756 NOTE: Read the entire instruction manual before starting the installation. This symbol indicates a change since the last issue. SAFETY CONSIDERATIONS 320726-751 KIT PART NO. Table 1–Kit Usage UNIT 340MAV 350MAV 490AAV 024040 — 355MAV -Installing and servicing of heating equipment can be hazardous due to gas and electrical components.
Only trained personnel should install or service heating equipment. 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. 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 INSTALLATION Step 1–Remove Whole Cell Panel Assembly See Fig. 1 for furnace component locations. See Fig. 2 for expanded view of heating system components. 1. Turn off gas and electrical supplies to furnace. 2. Remove main furnace door. 1 1 9 4 1 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 such as 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. 3. Remove blower access panel. 4. Disconnect field power supply wires from J-box. 5. Remove 2 screws securing J-box. 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. 11. Remove 2 screws securing blower to blower shelf. 12. Remove 2 screws adjacent to blower mounting screws that secure blower shelf to cell panel. 13. Remove 3 screws from each side of cell panel. Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 1 4 PC 101 Catalog No. 565-926.