Lochinvar 1.5 manual Maintenance schedule Service technician, General

2 Maintenance schedule

Service technician

(see the Crest Service Manual)

	General:
	•	Address reported problems, if any
	• 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
-		and reposition)
START
	• Check ignition and flame sense
		electrodes (sand off any deposits; clean
ANNUAL	• Check wiring and connections
	•	Perform start-up checkout and
		performance verification per Section 9.
	• Flame inspection (stable, uniform)
	• Check both flame signals (at least 10
		microamps at high fire)
	• Clean the heat exchanger
	• Test low water cutoff (reference				the
		Crest Service Manual).

If combustion or performance indicate need:

•Clean heat exchanger

•Remove and clean burner using compressed air only

•Clean the blower wheel

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
Monthly	• Check air and vent termination
	screens
	• Check relief valve
	• Check condensate drain system
	• Test low water cutoff
Every	• Reset button (low water cutoff)
6 months	• Check boiler piping (gas and
	water) for leaks
	• Operate relief valve
End	• Shut boiler down (unless boiler
of season
	used for domestic hot water)
months

￿ WARNING	Follow the maintenance procedures given throughout this manual. Failure to perform the service and
	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.

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