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LENNOX HEARTH PRODUCTS • MONTEBELLO
®
DV GAS FIREPLACES (LSM40/45MN-2, LSM40/45MP-2, LSM40/45EN-2) • CARE AND OPERATION INSTRUCTIONS
Annually (Before the onset of the Burning Season)
MAINTENANCE TASK ACCOMPLISHING PERSON PROCEDURE
Inspect/Clean Burner, Logs
and Controls
Qualified Service Technician Inspect valve and ensure it is properly operating. Check piping for
leaks. Vacuum the control compartment, fireplace logs and burner area.
Check Flame Patterns and Flame Height Qualified Service Technician Refer to Figure 13 (LSM40-2) or Figure 14 (LSM45-2) on Page 13 and
verify the flame pattern and height displayed by the appliance conforms
to the picture. Flames must not impinge on the logs. Ensure flames
are steady (not lifting or floating).
Inspect/Clean Pilot and Burner Qualified Service Technician Refer to Figure 16 (Millivolt) or Figure 17 (Electronic) on Page 14.
Remove any surface build-up on pilot and burner assembly. Wipe the
pilot nozzles, igniter/flame rod and hood. Ensure the pilot flame engulfs
the flame sensor as shown.
Check Vent System Qualified Service Technician Inspect the vent system at the top and at the base (within the firebox)
for signs of blockage or obstruction. Look for any signs of dislocation
or deterioration of the vent components. Note: Excessive condensation
can cause corrosion of caps, pipe & fittings (excessive condensation can
be caused by long lateral runs, too many elbows and/or exterior portions
of the system being exposed to cold weather). Also inspect wall straps
or plumbers's tape to ensure it is secure and in place.
Appliance Checkout Qualified Service Technician Perform the appropriate appliance checkout procedure detailed in this
manual.
Replace Glowing Embers Homeowner/Qualified Service
Technician
Remove old ember materials (rockwool) and vacuum the ember place-
ment area. Place new embers per instructions on Page 11.
Periodically (After the Burning Season)
MAINTENANCE TASK ACCOMPLISHING PERSON PROCEDURE
Clean Firebox Interior Homeowner Carefully remove logs, rockwool, volcanic stone and vermiculite. Vacuum
out interior of the firebox. Clean firebox walls and log grate. Replace
logs, rockwool, vermiculite and volcanic stone as detailed in this manual.
Check Flame Patterns and Flame Height Homeowner Refer to Figures 13 and 14 on Page 13 and verify the flame pattern and
height displayed by the appliance conforms to the picture. Flames must
not impinge on the logs.
Check Vent System Homeowner Inspect the vent system at the top and at the base (within the firebox)
for signs of blockage or obstruction. Look for any signs of dislocation
of the vent components.
Clean Front Glass Enclosure Panel Homeowner Clean as necessary following the directions provided in this manual. DO
NOT TOUCH OR ATTEMPT TO CLEAN GLASS WHILE HOT.
MAINTENANCE SCHEDULE
Turn off gas and electrical power to the fireplace and allow it to cool before cleaning or servicing the appliance.