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XIV. Service and Maintenance (continued)
Figure 29: Ionization Electrode (Flame Rod)
4. Flue outlet connection
a. Visually inspect flue outlet gasket for damage or
deterioration, replace if necessary.
b. Any accumulation of soot or debris should be
thoroughly cleaned out.
5. Combustion air filter with air box
a. Undo the latches on the filter box to lift the lid
and access the filter.
b. Clean the filter of dust and debris using compress
air or water.
c. Replace filter if it appears damaged or deteriorated.
d. Reinstall filter and lid.
6. Insulations and gaskets
a. Visually inspect the following gaskets: flue outlet,
blower, burner, and burner door.
7. Burner and Combustion Chamber
a. To gain access to burner and combustion chamber,
first remove front jacket panel and then disconnect
the gas train assembly at the union connection
and the mixer connection.
b. Remove the filter box from the mixer.
c. Remove all six bolts used to fasten the burner door
to the heat exchanger.
d. Slide the control box out.
e. The burner door, blower, and mixer assembly can
be pulled out of the appliance jacket as shown in
Figure 30.
62
DANGER
DANGER
Failure to properly secure the burner/blower/gas
valve assembly to the heat exchanger could lead
to property damage, personal injury or loss of life.
Read, understand and follow all the instructions
and warnings contained in ALL of the component
instruction manuals.
Assure that all limits and operating controls and
components are operating properly before placing
the appliance back in service.
Annually inspect all vent gaskets and replace any
exhibiting damage or deterioration.
NOTICE
NOTICE
This appliance has a limited warranty, a copy of
which is included in shipping. It is the Responsibility
of the installing contractor to see that all controls
are correctly installed and are operating properly
when the installation is complete.
Warranty does not cover damage or malfunction
if the steps mentioned in this manual are not per-
formed at the intervals specified.
Water leaks can cause severe corrosion damage
immediately repair any leaks found.
f.
Gently blow compressed air over the burner
surface and door insulation to remove lint and
debris. Replace burner if the surface shows any
signs of damage due to improper handling or gas
valve combustion settings.
g. Do not use acid or alkali products or metallic brush
to clean the heat exchanger coils. Follow these
guidelines to clean the heat exchanger:
i.
Spray the heat exchanger coils with white
vinegar (acetic acid) and then flush it with clean
water after 20 minutes.
ii. Do not spray burner, combustion chamber
divider, or burner door insulations.
AMP 400-1000L I&O Manual
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