Maintenance Schedule - Lennox MPB3328CNM-B Care And Operation Instructions Manual

MAINTENANCE SCHEDULE

Turn off gas and electrical power to the fireplace and allow it to cool before cleaning or servicing the appliance.
Annually (Before the onset of the Burning Season)
MAINTENANCE TASK
Inspect/Clean Burner, Logs
and Controls
Check Flame Patterns and Flame
Height
Inspect/Clean Pilot and Burner
Check Vent System
Appliance Checkout
Replace Glowing Embers
Periodically (After the Burning Season)
MAINTENANCE TASK
Clean Firebox Interior
Check Flame Patterns and Flame
Height
Check Vent System
Clean Front Glass Enclosure Panel
28
ACCOMPLISHING PERSON
Qualified Service Technician
Qualified Service Technician
Qualified Service Technician
Qualified Service Technician
Qualified Service Technician
Homeowner/Qualified Service
Technician
ACCOMPLISHING PERSON
Homeowner
Homeowner
Homeowner
Homeowner
PROCEDURE
Inspect valve and ensure it is properly operating. Check piping
for leaks. Vacuum the control compartment, fireplace logs and
burner area.
Refer to Figure 13 (MPB-3328), Figure 14 (MPB-3530) or Figure
15 (MPB-4035 & MPB-4540) on Page 17 and verify the flame
pattern and height displayed by the appliance conforms to the
picture. Flames must not impinge on the logs.
Refer to Figure 17 or 18 on Page 18. 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.
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.
Perform the appropriate appliance checkout procedure detailed
in this manual.
Remove old ember materials (rockwool) and vacuum the ember
placement area. Place new embers as described on Pages 12
through 14.
PROCEDURE
Carefully remove logs, embers (rockwool), and volcanic stone.
Vacuum out interior of the firebox. Clean firebox walls. Replace
logs, embers (rockwool) and volcanic stone as detailed in this
manual (see Pages 12 through 16).
Refer to Figure 13 (MPB-3328), Figure 14 (MPB-3530) or Figure
15 (MPB-4035 & MPB-4540) on Page 17 and verify the flame
pattern and height displayed by the appliance conforms to the
picture. Flames must not impinge on the logs.
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 as necessary following the directions provided in this
manual. DO NOT TOUCH OR ATTEMPT TO CLEAN GLASS
WHILE HOT.