Lochinvar 1.5, 1.3 service manual Maintenance Maintenance and annual startup

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
UP-	piping/expansion tank
	• Check control settings
START	• Check ignition and flame sense
	electrodes (sand off any deposits; clean
ANNUAL	and reposition)
	• Check wiring and connections
	• Perform start-up checkout and
	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

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

32