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7
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
MAINTENANCE TASK ACCOMPLISHING PERSON PROCEDURE
Inspecting/Cleaning Burner, Logs
and Controls
Qualifi ed Service Technician Inspect valve and ensure it is properly operating. Check piping
for leaks. Vacuum the control compartment, fi replace logs and
burner area.
Check Flame Patterns and Flame
Height
Qualifi ed Service Technician
Refer to Figure 10 (MPB-3328), Figure 11 (MPB-3530) or Figure
12 (MPB-4035 & MPB-4540) on Page 10 and verify the fl ame
pattern and height displayed by the appliance conforms to the
picture. Flames must not impinge on the logs.
Inspecting/Cleaning Pilot and Burner Qualifi ed Service Technician
Refer to Figures8 or 9 on Page 9. Remove any surface build-up
on pilot and burner assembly. Wipe the pilot nozzles, igniter/
fl ame rod and hood. Ensure the pilot fl ame engulfs the fl ame
sensor as shown.
Checking Vent System Qualifi ed Service Technician Inspect the vent system at the top and at the base (within the
fi rebox) for signs of blockage or obstruction. Look for any signs
of dislocation or deterioration of the vent components.
Appliance Checkout Qualifi ed Service Technician Perform the appropriate appliance checkout procedure detailed
in this manual.
Replacing Rockwool Ember Materials Homeowner/Qualifi ed Service
Technician
Remove old ember materials (rockwool) and vacuum the
ember placement area. Place new embers as described on
Pages 10-14.
MAINTENANCE SCHEDULE - Annually (Before the onset of the Burning Season)
MAINTENANCE TASK ACCOMPLISHING PERSON PROCEDURE
Cleaning Firebox Interior Homeowner Carefully remove logs, embers (rockwool), and volcanic stone.
Vacuum out interior of the fi rebox. Clean fi rebox walls. Replace
logs, embers (rockwool) and volcanic stone as detailed in this
manual (see Pages 10-14).
Check Flame Patterns and Flame
Height
Homeowner
Refer to Figure 10 (MPB-3328), Figure 11 (MPB-3530) or Figure
12 (MPB-4035 & MPB-4540) on Page 10 and verify the fl ame
pattern and height displayed by the appliance conforms to the
picture. Flames must not impinge on the logs.
Checking Vent System Homeowner Inspect the vent system at the top and at the base (within the
fi rebox) for signs of blockage or obstruction. Look for any signs
of dislocation of the vent components.
Cleaning 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 - Periodically (After the Burning Season)