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Part number 550-141-893/0800
5
AHE Series 4 Direct Vent Wall-Mounted Boilers — User’s Information Manual
User maintenance procedures
Boiler must be serviced and
maintained
Component information
For detailed illustrations showing boiler assembly parts
and components, refer to the “Replacement parts”
section in the AHE Series 4 Boiler Manual.
Rollout thermal fuse element
Cuts off gas flow should flame rollout occur. See
Figure 1.
Do not attempt to place boiler in
operation if rollout thermal fuse
element cuts off gas flow.
Immediately call a service
technician. Failure to do so can cause
severe personal injury, death or
substantial property damage.
Figure 1 Rollout thermal fuse element
Check boiler area
Check air openings
1. Verify that combustion and ventilation air openings
to the boiler room and/or building are open and
unobstructed.
2. Verify that boiler air intake is clean and free of
obstructions. Remove any debris on the air intake
opening.
The boiler should be inspected and started annually, at
the beginning of the heating season, only by a qualified
service technician. In addition, the maintenance and care
of the boiler, as explained on the following pages, must
be performed to assure maximum boiler efficiency and
reliability. Failure to service and maintain the boiler and
system could result in equipment failure, causing
possible severe personal injury, death or substantial
property damage.
The following information provides detailed
instructions for completing the maintenance items listed
in the maintenance schedule on page 4. In addition to
this maintenance, the boiler must be serviced and started
up at the beginning of each heating season by a qualified
service technician.
To prevent potential of severe personal injury, death or
substantial property damage, do not store combustible
materials, gasoline or any other flammable vapors or
liquids near the boiler. Remove immediately if found.
❑ Daily........................... ❑ Daily .....................
Check boiler pressure/
temperature gauge
1. Make sure the pressure reading on the boiler
pressure/temperature gauge does not exceed 24
psig. Higher pressure may indicate a problem with
the expansion tank or gauge.
2. Contact a qualified service technician if problem
persists.