Supply Gas Regulator Installation - State Water Heaters SUF 130 300 Instruction Manual

GAS LINE CONNECTION
1.
NOT
2.
Table 5 on page 13.
Series number.
FIELD SUPPLIED 1 1/2" x 1 1/4"
REDUCER COUPLING AND 1 1/4"
PIPE NIPPLE INSTALLED ON
500,000 BTU/HR NATURAL
GAS MODELS
SUPPLY GAS FACTORY INSTALLED
CONNECTION 1 1/4" x 1" REDUCER
COUPLING AND NIPPLE
SUPPLY GAS LINE CONNECTION
(500,000 BTU/HR MODEL SHOWN)
Figure 53
3.
4.
DO NOT
5.
installation.
6.
7.
page 37.
8. Install a Main Gas Shutoff valve in the supply gas line as
NOTE:
GAS LINE LEAK TESTING
DO
1.
LOW GAS
PRESSURE
SWITCH
TO MAIN
BURNER
2.
FLOW
3.
24 VAC
GAS VALVE
4.

SUPPLY GAS REGULATOR INSTALLATION

1.
2.
3.
4.
38
Fire and Explosion Hazard
Use joint compound or Teflon tape
compatible with propane gas.
Leak test before placing the
water heater in operation.
Disconnect gas piping and main
gas shutoff valve before leak
testing.
Install sediment trap in
accordance with NFPA 54.
testing.
heater they supply. See Table 5 on page 13.
The Maxitrol 325-7L supply gas regulator or equivalent is