Optima Company Optima 45 - 3 - Manual (Page 40)

Optima 45 - 3
40
REPLACING CONVECTION BLOWER
Caution: Label all wires prior to disconnection when servicing controls. Wiring errors can
cause improper and dangerous operation. Verify proper operation after servicing
.
This appliance, when installed, must be electrically grounded in accordance with local codes
or, in the absence of local codes, with the National Electrical Code, ANSI/NFPA 70, or the
Canadian Electrical code, CSA C22.1.
NOTES:
• Ensure that the main power and breaker system is turned OFF before removing the fan.
• Make sure the fireplace has been turned off and is cool to the touch.
• Mark all wires to be removed for proper reassembly.
• CAUTION: Wiring errors cause improper and dangerous operation.
1. The convection blower is located at the bottom back of the fireplace just above the pedestal
base. Locate the back panel and remove the six screws holding the plate in place.
2. Remove the three screws holding the fan to the mounting plate.
3. Lift the blower out and disconnect the wires from the blower.
4. Repeat above steps to install new fan.
WIRING DIAGRAM
motor
SPEED
CONTROL
110F (43ºC) N.O.
THERMAL SNAP
SWITCH
BLOWER
LINE
GROUND
NEUTRAL
SIDE OF GAS
FIREPLACE
120 VAC white
white
ON / OFF FAN SPEED CONTROL
LINE
GROUND
NEUTRAL
FAN
black black
black
110°F ON (43ºC) N.O.
THERMAL BI-METAL
DISC SWITCH