State Industries STC-077 Service Checklist, III. GAS Pressure Fill in Blank ALL Units on

S U F S E R V I C E H A N D B O O K

S E R V I C E C H E C K L I S T

SERVICE CHECKLIST

This is not intended to be and all-inclusive list of the problem that the Service Agent may encounter. Any item checked “no” on this list should be thoroughly investigated and corrective action taken, if required.

SERVICE AGENT:			INSTALLATION DATE:
MODEL NUMBER:			SERVICE DATE:
SERIAL NUMBER:			LOCATION ADDRESS:
			PHONE	(	)
GAS	TYPE — CHECK ONE					-
	NATURAL
	PROPANE	YES		NO
	PROPER GAS VALUE VERIFIED

I.CHECK CLEARANCE (CIRCLE ANSWER)

A.	Are exterior clearances adequate?	yes	no
B.	Are interior clearances adequate?	yes	no
	Comments:

II.CHECK MAKEUP AIR REQUIREMENTS

A.	Is the quality of make-up air adequate?	yes	no
B.	Comments:	yes	no
	Is the quantity of make-up air adequate?
	Comments:

III.GAS PRESSURE (FILL IN BLANK) — ALL UNITS ON.

A.Supply gas pressure __ inches of W.C. (flowing)

B.Manifold gas pressure (main burner) __ inches of W.C. (flowing) Comments:

IV.	VENTING (CHECK)			yes	no
	A.	Acceptable equivalent footage
	B.	Proper material		yes	no
	C.	Proper exterior installation		yes	no
	D.	Condensate will drain		yes	no
		Comments:
V.	WATER PIPING			yes	no
	Is the system properly sized?
	Is the system properly installed?			yes	no
	Are there any water leaks?			yes	no
	Does the installation have a recirculating system?			yes	no
	If so, is it operational?			yes	no
VI.	SAFETY
	A.	Air		yes	no
		If exhaust is blocked will unit lockout?
		If air intake is blocked will unit lockout?		yes	no
	B.	Water Temperature		yes	no
		- Is the thermostat adjusted to the lowest acceptable temperature?
		- Does the installation have a mixing valve?		yes	no
		- If so, is it operational?		yes	no
		- What is the outlet temperature of the mixing valve?		yes	no
NOTE: To minimize the risk of scalding, the manufacturer recommends
			storing water at 120° F.	yes	no
	Is a properly rated temperature and pressure relief valve installed?
	Is there a properly installed expansion tank?			yes	no
	Should there be?			yes	no
	C.	Electrical		yes	no
		Is the 120 VAC electrical powers supply properly wired? (including polarity)
		Are all the SUF control covers in place?		yes	no
		Is the 120 VAC electrical power supply properly fused?		yes	no
	D.	Flammables		yes	no
		Are flammable materials located in the area of the water heater? or air intake?
		Are flammable vapors located in the area of the water heater? or air intake?		yes	no

E.Gas

	If the gas supply is reduced or turned off will the unit turn off?			yes	no
	Comments:
	[This service checklist
		may be photo copied to assist with SUF service calls.]
Technical Training Department		40	State Water Heaters
STC-077			Ashland City, Tennessee © 2004