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NOTE: The millivolt board must be fitted with a gasket, (included) to seal the board. Make certain this gasket is properly
placed around the opening before installing the millivolt board.
1. Grasp the millivolt board with both hands and place into the insert firebox, aligning the (6) mounting holes in the board to the
mounting studs on the bottom of the firebox. IMPORTANT: BE CAREFUL NOT TO DAMAGE THE GASKET UNDER THE BOARD.
CAUTION:
BEFORE SECURING THE BOARD INTO PLACE, MAKE CERTAIN THAT ALL OF THE WIRES (ATTACHED
UNDER THE BOARD) ARE CLEAR AND UNOBSTRUCTED.
2. Secure the board in place with the (6) nuts removed in step #11, page #26. Refer to Figure P-3, page #26.
3. Install the heat shield by positioning the cut-out sections in the heat shield over the pilot assembly and burner orifice.
Center the heat shield side to side and slide all the way to the back. Refer to Figure P-2, page #26.
4. Place the burner assembly onto the heat shield, aligning the burner venturi over the burner orifice and the (2) mounting holes
to the mounting holes in the heat shield. Secure with the sheet metal screws removed in step #9, page #26. Refer to Figure
P-1, page #26.
5
Replace the logs. Refer to page #16 for proper placement if necessary.
6. Connect the flexible gas line to the manual shut-off valve.
7. Model #CMB-31: Re-connect any wall switch, remote control or thermostat wires onto the top & bottom terminals on the gas
valve marked ‘TH’.
8. Model #CMB-31-RF: Re-connect the wires from the valve to the fan cord. Refer to wiring diagram, Figure Q-2, page #29. Plug
the 3-prong plug on the fan cord into the duplex receptacle.
9. Replace the glass assembly.
10. Check all connections for gas leaks, whether field or factory made.
11. Verify proper operation of the fireplace & log position. Refer to the lighting instructions in this manual.
12. Close doors or lower grill.
IMPORTANT: CHECK ALL CONNECTIONS, WHETHER FIELD OR FACTORY MADE, FOR LEAKS!
O. TROUBLE SHOOTING GUIDE
NOTE: The millivolt board includes the following items: Valve, pilot assembly, piezo, electrode, on/off rocker switch, burner, burner venturi tubes,
& burner orifices. If any of these items are defective, contact your dealer for the appropriate repair / replacement procedures to follow.
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