31
C
LEANING
(Q
UALIFIED
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
