23
MAINTENANCE
TURN OFF THE GAS AND UNPLUG
ELECTRICAL POWER BEFORE
SERVICING THE STOVE!
CAUTION: Label all wires prior to disconnection when servic- ing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. This stove and its venting system should be inspected before use and at least annually by a qualified service person. The fireplace area must be kept clear and free of combustible materials, gasoline or other flammable vapours and liquids. The flow of combustion and ventilation air must not be obstructed.
1. In order to properly clean the burner and pilot assembly, remove the logs exposing both assemblies.
2. Keep the control compartment, logs, burner, air shutter opening and the area surrounding the logs clean by vacuum-
ing or brushing, at least once a year.
3. Check to see that all burner ports are burning. Clean out any of the ports which may not be burning or are not burning properly.
4. Check to see that the pilot flames are large enough to engulf the thermocouple and the thermopile on one leg and reaches toward the burner on the other leg.
5. Replace the cleaned logs.
6. Check to see that the main burner ignites completely on all openings when the gas knob for the burner is turned on. A
7.Check that the door gasketing is not broken or missing.
ADJUSTMENTS
PILOT INJECTOR AND ORIFICE REPLACEMENT
1.Turn off the electrical and gas supply to the fire- place.
2.Remove the cast front, glass viewing door and log set.
3.Remove the 2 securing screws. Slide the burner
assembly to the right and lift out.
4.Using a deep 9/16” socket wrench, remove the main
burner orifice. A 7/8”
not twist or kink. Replace the correct burner orifice using pipe thread compound.
5.Loosen nut and replace with appro- priate injector
6.Reinstall the burner ensuring that the Venturi tube fits over the orifice.
BURNER
ASSEMBLY
FIGURE 37
NOTE: Check and adjust, if necessary, the primary air to 7/16” for propane and 1/4” for natural gas. Replace the
screws.
7.Turn on the gas supply and check for gas leaks by brushing on a soap and water solution.
Do not use open flame.
8.Replace the log set. Then light the pilot and main burner to ensure that the gas lines have been purged.
9.Replace the glass viewing door and cast front. Turn on the electrical supply to the fireplace.
Purge all gas lines with the glass door removed. Assure that a continuous flow is at the burner before
This must be carried out by an AUTHORIZED REPRESENTATIVE OF WOLF STEEL LTD. or a QUALIFIED GAS INSTALLER in accordance with local codes or in the absence of local codes with the requirements of the provin- cial / state authorities having jurisdiction and in accordance with the requirements of the
FIGURE 35
VENTURI ADJUSTMENT
Remove the 2 screws securing the burner. Natural gas models have air shutters set to 0.25" open (1/4"). Propane models have air shutters set to 0.438" open (7/16").
After making adjustments replace the burner ensuring that the venturi tube fits over the orifice and replace the screws.
Closing the air shutter will cause a more yellow flame, but can lead to carboning. The flame may not appear yellow immediately; allow 15 to 30 minutes for the final flame colour to be established.
FIGURE 36
Air shutter adjustment must only be done by a
qualified gas installer!