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30411-17-0120
Page 35
MAINTENANCE AND SERVICE
PERIODIC CLEANING – Refer to parts diagram for location of
items discussed below.
•
Do not use cleaning fluid to clean logs or any part of heater.
•
Logs - brush with soft bristle brush or vacuum with brush
attachment.
•
Remove loose particles and dust from the burner areas,
controls, piezo covers and grate. Don’t remove ceramic media
from inside burner box.
•
Inspect and clean burner air intake hole. Remove lint or particles
with brush. Failure to keep air intake hole clean will result in
sooting and poor combustion.
ANNUAL CLEANING/INSPECTION – Refer to parts diagram for
location of items discussed below.
•
Inspect and clean burner air intake hole. Remove lint or particles
with vacuum or brush. Failure to keep air intake hole clean will
result in sooting and poor combustion.
•
Inspect and clean all burner ports.
•
Inspect ODS pilot for operation and accumulation of lint at air
intake holes.
•
Verify flame pattern and log placement for proper operation.
•
Verify smooth and responsive ignition of main burner.
•
Check level of ceramic media in burner. Burner should be full,
up to the level of openings in burner top.
CLEANING AND PILOT MAINTENANCE
Oxygen Depletion Sensor Pilot
When the pilot has a large yellow tip flame, clean the Oxygen
Depletion Sensor as follows:
1. Clean the ODS pilot by loosening nut B from the pilot tubing.
When this procedure is required, grasp nut A with an open end
wrench.
2. Blow air pressure through the holes indicated by the arrows.
This will blow out foreign materials such as dust, lint and spider
webs. Tighten nut B also by grasping nut A.
Millivolt Pilot
Figure 19
B
A
Hydraulic Thermostat Pilot
Figure 20
3. If intermittent pilot unit stops working, clean flame sensor
Figure
21
with a damp cloth.
4. If intermittent pilot ignitor does not spark, clean ignitor sensor
Figure
21
with a damp cloth.
A
B
Intermittent Pilot
Figure 21
WARNING
Never use needles, wires, or similar cylindrical objects to
clean the pilot to avoid damaging the calibrated ruby that
controls the gas flow.
Cleaning and Maintenance / Main Burner
WARNING
Turn off heater and let cool before cleaning.
CAUTION
You must keep control areas, burner and circulating air
passageways of heater clean. Inspect these areas of heater
before each use. Have heater inspected yearly by a qualified
service person. Heater may need more frequent cleaning due to
excessive lint from carpeting, bedding materials, etc.
Logs
Be careful cleaning and handling logs so as not to damage them.
If logs break or fall apart in handling, spray the broken pieces and
fibers with water, sweep up and discard.