Lennox Hearth EBVSTNM-B - Manual (Page 23)

23
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
MAINTENANCE TASK ACCOMPLISHING PERSON PROCEDURE
Inspecting/Cleaning 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 11 on Page 16 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).
Inspecting/Cleaning Pilot and Burner Qualified Service Technician Refer to Figures 13 and 14 on Page 17. 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.
Checking 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.
Replacing Glowing Ember (rockwool)
Materials
Homeowner/Qualified Service
Technician
Remove old ember materials (rockwool) and vacuum the ember
placement area. Place new embers as described in this document.
Periodically (After the Burning Season)
MAINTENANCE TASK ACCOMPLISHING PERSON PROCEDURE
Cleaning Firebox Interior Homeowner Carefully remove logs, glowing embers (rockwool), volcanic
stone and vermiculite. Vacuum out interior of the firebox. Clean
firebox walls and log grate. Replace logs, glowing embers and
vermiculite as detailed in this manual.
Check Flame Patterns and Flame
Height
Homeowner Refer to Figure 11 on Page 16 and verify the flame 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
firebox) 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.
Annually (Before the onset of the Burning Season)
MAINTENANCE SCHEDULE