Munchkin Gas-Fired Hot Water Circulating Heater Heater Inspection and Maintenance Schedule

HEATER INSPECTION AND MAINTENANCE SCHEDULE (CONTINUED)

	Inspection Activities			Date last completed
	Condensate		1st Year	2 Year	3 Year	4 Year*
	Condensate Neutralizer	Check condensate neutralizer, replace if necessary
		Disconnect condensate cup, clean out dirt, fill with water to level of outlet and re-install ( Note: you
	Condensate Cup	must verify the flow of condensate, making sure that the cup is connected properly during final
		inspection.)
	Gas
	Pressure	Measure incoming gas pressure (from 3.5" to 14" W.C.)
	Pressure Drop	Measure drop in pressure on light off (no more than 1" W.C.)
	Check gas pipe for leaks	Check piping for leaks, and verify they are all properly supported
	Combustion
	Check CO/CO2 Levels	Check levels of CO and CO2 in Exhaust (See start up section 12 fig 12-1 for ranges) record at high
		and low fire
	Safeties
	ECO (Energy Cut Out)	Check continuity on Flue and Water ECO, replace if corroded
	Water Pressure Switch	Check operation , check for signs of leakage, replace if corroded
	Thermistors	Check wiring, verify through ohms reading (see chart part 14 Fig. 14-3)
	Final Inspection
	Check List	Verify that you have completed the entire check list WARNING: FAILURE TO DO SO COULD
		RESULT IN DEATH OR SERIOUS INJURY.
	Homeowner	Review, with the homeowner what you have done
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	* NOTE : CONTINUE MAINTENANCE BEYOND THE 4TH YEAR IS REQUIRED ON A YEARLY BASIS.

GAS-FIRED HEATER

Installation Manual