Years went into the development of your new furnace. Take a little time now to assure its most efficient oper- ation for years to come. MODEL 376CAV MODEL 395CAV Downflow/Horizontal Upflow Furnace Furnace...
UPFLOW FURNACE COMPONENTS Relief Box Rating Plate Gas Valve Control Knob (On/Off) Gas Valve Gas Burner Flame Sensor Air Filter Retainer Air Filter Blower and Blower Motor Draft Safeguard Tube and Switch Gas Manifold Manual Reset Limit Switch Hot Surface Ignitor Blower Door Safety Switch DOWNFLOW/HORIZONTAL FURNACE COMPONENTS...
IMPORTANT FACTS NOTE: The qualified installer or agency must use only factory-authorized re- Your furnace must have adequate air- placement parts, kits, and accessories flow for efficient combustion and safe when modifying or repairing this product. ventilation. Do not enclose it in an This furnace contains safety devices airtight room or “seal’’...
STEPS FOR 4. Remove the furnace access 11. After 15 to 70 sec, the gas valve door(s). permits gas to flow to the main STARTING YOUR burners where it is ignited. Hot a. Downflow/Horizontal— FURNACE flames begin to warm the fur- remove blower door after 1.
NOTE: If the main burners fail to ig- WARNING nite, the furnace control system will go through 3 more ignition cycles. Then, Turn off electrical power sup- if burners fail to ignite, the system will ply to your furnace before re- lockout.
8. Put filter retainer back in the bracket UPFLOW FURNACE opening and lock it in place. FILTER TABLE 9. Replace the blower and control FILTER SIZE access doors and turn ON electrical FURNACE power to your furnace. CASING Bottom FILTER WIDTH Side Return Return...
is a fuse on the furnace control board.) REGULAR DEALER Has a circuit breaker tripped? MAINTENANCE • Is the manual shut-off valve in the In addition to the type of routine main- gas supply pipe leading to the furnace tenance you might be willing to do, open? Does the lever point in the same your furnace should be inspected regu- direction that the pipe runs (open)? Or...
INSTALLATION DATA SPLIT-SYSTEM Date Installed Product No. Dealer Name Model No. Address Serial No. City INDOOR COIL: State Product No. Telephone Model No. Serial No. FURNACE Product No. Model No. Serial No.