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10 Maintenance
Maintenance and annual startup
Service technician
(see the following pages for instructions)
General:
• Address reported problems
• Inspect interior; clean and vacuum if
necessary;
• Inspect condensate system and flush with
fresh water
• Check for leaks (water, gas, flue,
condensate)
• Examine venting system
• Check system water pressure/system
piping/expansion tank
• Check control settings
• Check igniter
• Check wiring and connections
• Check flue gas passageways
• Flame inspection (stable, uniform)
• Inspect and clean the burner
• Clean the heat exchanger if flue
temperature is more than 54°F (30°C)
above return water temperature.
• Perform start-up checkout and
performance verification per Section 7 -
Start-up.
If combustion or performance
indicate need:
• Clean heat exchanger
• Remove and clean burner using
compressed air only
• Clean the blower wheel
ANNUAL START-UP
Owner maintenance
(see the Power-fin User’s Information Manual for
instructions)
Daily
• Check appliance area
• Check pressure/temperature
gauge
Monthly
• Check vent piping
• Check air piping
• Check relief valve
• Check condensate drain system
Periodically
• Test low water cutoff (if used)
• Reset button (low water cutoff)
Every
6 months
• Check appliance piping (gas and
water) for leaks
• Operate relief valve
End
of season
months
•Shut appliance down (unless
boiler used for domestic hot
water)
Table 10A_Service and Maintenance Schedules
Installation & Operation Manual