Maintenance; Maintenance And Annual Startup; X2 Installation And Operation Manual - Lochinvar ArmorX2 1.3 Service Manual

2

Maintenance

Maintenance and annual startup

Table 2A Service and Maintenance Schedules
Service technician
(see the following pages for instructions)
General:
• Address reported problems
• Inspect interior; clean and vacuum if
necessary;
• Clean condensate trap and fill with fresh
water
• 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 and flame sense
electrodes (sand off any deposits; clean
and reposition)
• Check wiring and connections
• Perform
performance verification per Section 9
in the Armor X2 Installation and
Operation 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 (30°C)
above return water temperature.
• Test low water flow conditions.
If combustion or performance
indicate need:
• Clean heat exchanger
• Remove and clean burner using
compressed air only
• Clean the blower wheel
32
start-up checkout and
Service Manual
Owner maintenance
• Check water heater area
Daily
• Check pressure/temperature
gauge
• Check vent piping
Monthly
• Check air piping
• Check air and vent termination
screens
• Check relief valve
• Check condensate drain system
• Check automatic air vents
Every
6 months
• Check water heater piping (gas
and water) for leaks
• Operate relief valve