Maintenance Schedule - Lochinvar 40 - 120 User's Information Manual

2

Maintenance schedule

Service technician
(see the Cadet Installation & Service Manual)
General:
• Reported problems
• Inspect interior; clean and vacuum if
necessary
• Clean condensate trap
• Check for leaks (water, gas, flue,
condensate)
• Verify flue and air lines in good condition
and sealed tight
• Check system water pressure/system
piping/expansion tank
• Check control settings
• Check ignition
electrodes (sand off any deposits; clean
and reposition)
• Wiring and connections
• Perform start-up checkout and performance
verification per Section 10 in the Cadet
Heating Boiler Installation and Service
Manual.
• Flame inspection (stable, uniform)
• Flame signal (at least 10 microamps at
high fire)
• Clean the heat exchanger if flue
temperature is more than 54°F above
return water temperature.
If combustion or performance
indicate need:
• Clean heat exchanger
• Remove
assembly.
Follow the maintenance procedures given throughout this manual. Failure to perform the service and
WARNING
maintenance or follow the directions in this manual could result in damage to the boiler or system,
resulting in severe personal injury, death, or substantial property damage.
and flame sense
the door and burner
User's Information Manual
Owner maintenance
(see pages 6 - 8 for detailed instructions)
• Check boiler area
Daily
• Check pressure/temperature
gauge
• Check vent piping
• Check air piping
• Check air and vent termination
screens
Monthly
• Check relief valve
• Check condensate drain system
• Check air vents
• Test low water cutoff (if used)
Periodically
• Reset button (low water cutoff)
• Check boiler piping (gas and
Every
water) for leaks
6 months
• Operate relief valve
End
• Shut boiler down (unless boiler
of season
used for domestic hot water)
months
5