Sears 153 Owner's Manual page 15

Installation Instructions (cont'd)
_WARNING J
The appilance and its gas connection must be leak tested
before placing the appliance in operation.
_WARNING
"The appliance and its individual shutoff valve must be discon-
nected from the gas supply piping system during any pressure
testing of the gas system at test pressures in excess of 9
pound per square inch (3.5kPa),
• The appliance must be isolated from the gas supplypiping sys
tern by closing its individual manual shutoff valve during any
pressure testing of the gas supply piping system at test pros-
suresequal or lessthan _ pound per square inch (3.5kPa).
AWARNING I
Use pipe joint compound or teflon tape marked as being I
resistant to the action of petroleum [Propane (L.R)] gases. I
SEDIHENT TRAP
A sediment trap shall be installed as close to the inlet of the
rater heater as practical at the time of water heater installation.
The sediment trap shall be either a tee fitting with a capped nip-
ple in the bottom outlet or other device recognized as an effec-
tive sediment trap. If a tee _itting is used, it shall be installed in
conformance with one of the methods of installation shown
be!ow.
Connecting the gas piping to the gas control valve of the water
heater can be accomplished by either of the two methods shown.
_WARNING
Contaminants in the gas lines may cause improper operation
of the gas control valve that may result in fire or explosion,
Before attaching the gas line be sure that all gas pipe is clean
on the inside. To trap any dirt or foreign material in the gas
supply line, a drip leg (sometimes called a sediment trap)
must be incorporated in the piping. The drip leg must be
readily accessible, install in accordance with the "Gas Piping"
section. Refer to the latest edition of the National Fuel Gas
Code, ANSI Z223.1, also referred to as NFPA 54. :_
i
GAS PIPING WITH
FLEXIBLE CONNECTOR
GAS SUPPLY
PIPING FLEXIgLE GAS CONNECTOR
LABELED AS COMPLYING
_ WITH ANSI STANDING
GROUND JOINT
UNION(Op_
"I -
CAP
GAS PIPING WITH ALL BLACK IRON
PIPE TO GAS CONTROL
GAS SUPPLY
PIPING
GROUND JOINT --_--_
U NION(Optional} T_ P_ _
3" rain. J ] DRIP LEG GAS
CAP
15