Coleman 5075 Series - Manual (Page 10)

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MAINTENANCE
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6. FAN - Clean every 500 hours of operation or as needed.
A. Remove screws along each side of heater and on top of the motor guard using
a Phillips screwdriver. These screws attach top and lower shells together.
B. Lift top shell off.
C. Lift out motor/guard assembly.
IMPORTANT: Do not allow the motor/guard assembly to rest on the fan or damage may be
caused to the blades.
D. Clean fan using soft cloth moistened with kerosene or solvent. Dry fan
thoroughly. Clean inside the shell adjacent to where the fan runs.
E. Replace motor/guard assembly and top shell.
7. ELECTRODE
A. Make sure gap between electrode wire and burner nozzle is .20 (0.5 cm) to
.25" (0.6 cm). Access electrode from inside combustion chamber. No other
maintenance is needed for electrode.