Maintenance And Annual Startup - Lochinvar ARMOR 151 - 801 Service Manual

Table 2A
• 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
and reposition)
• Check wiring and connections
• Perform
performance verification per Section 10
in the Armor Installation and Operation
Manual.
• Flame inspection (stable, uniform)
• Flame signal (at least 10 microamps at
high fire)
• Clean the
temperature is more than 54°F above
return water temperature.
• Check Delta T (Temperature Rise)
• Clean heat exchanger
• Remove
compressed air only
• Clean the blower wheel
any deposits; clean
start-up checkout
heat exchanger if
and clean burner using
and
flue
Service Manual
• Check water heater area
• Check pressure/temperature
gauge
• Check vent piping
• Check air piping
• Check air and vent termination
screens
• Check relief valve
• Check condensate drain system
• Check air vents
• Check Delta T (Temperature
Rise)
• Check water heater piping (gas
and water) for leaks
• Operate relief valve
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