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CLEANING (QUALIFIED S ERVICER O NLY)
1. Shut off electric power and gas supply to the furnace.
2. Remove screws securing manifold to burner bracket.
Slightly pull manifold out and away from burner bracket.
Burners will drop. Re-secure manifold to burner bracket.
3. Tilt burners to slotted side of burner bracket. Rotate burners
clockwise to remove.
4. Use bottle brush to clean burner insert and inside of burner.
5. Replace burner (opposite of removal). Ensure burners
are fully seated on burner bracket tabs and are properly
aligned.
6. Turn on electric power and gas supply to the furnace.
7. Check furnace for proper operation. Refer to “Operational
Checks” section to verify burner flame characteristics.
XVII. BEFORE LEAVING AN INSTALLATION
• Cycle the furnace with the thermostat at least three times.
Verify cooling and fan only operation.
• Review the Owner’s Manual with the homeowner and
discuss proper furnace operation and maintenance.
• Leave literature packet near furnace.
XVIII. REPAIR AND REPLACEMENT PARTS
• When ordering any of the listed functional parts, be sure to
provide the furnace model, manufacturing, and serial
numbers with the order.
• Although only functional parts are shown in the parts list,
all sheet metal parts, doors, etc. may be ordered by
description.
• Parts are available from your distributor.
Functional Parts List-
Two Stage Gas Valve Blower/Box Gasket
Natural Gas Orifice Rollout Limit Switch
Propane Gas Orifice Auxiliary Limit Switch
Burner Heat Exchanger
Hot Surface Igniter Door Switch
Flame Sensor Transformer
Gas Manifold Blower Wheel
Ignition Control Blower Housing
Blower Mounting Bracket Blower Cutoff
Pressure Switch Blower Motor
Pressure Switch Hose Motor Mount Bracket
Induced Draft Blower Capacitor
Collector Box