Kenmore 153.337162 Owner's Manual page 15

Installation Instructions (cont'd)
AWARNING
. Tbe appEanceaed its individueJsbetoff valve must be discon-
nected from the gassupply piping sym_n during any pressure
testing of the gas system at test pressures in excess of 'A
pound per squareinch (3.5k1%).
. The appliance mustbe isobtedfromffm gassupply piping sys-
tem
by dosing i_ individual manual shutoff valve during any
pr--_ure tosting of the gas supply piping system at test pres-
suresequal or lessthan _ pound per square inch (3.SkPa_
I AWARNING I
Use pipe joint compound or teflon tape marked as being
resistant t o tbe actionof peU'oleum [Propane(LR)] gases. I
GAS PIPING WITH
FLEXIBLE CONNECTOR
GROUND
UNION(Optional)
LOOP
DRIP LEG
(Sedimenttrap)
CAP
GAS
CONTROL
VALVE
SEDIMENT TRAP
A sediment trap shall be installed as close to the inlet of
the
water heater as practical at the time of water heater installation.
The sediment trap shall be either a tee fitting with a capped nip
pie in the bottom outlet or other device recognized as an effec-
tive sediment trap. If a tee fitting is used, it shall be installed in
conformance with one of the methods of installation shown
below.
Connecting the gas piping to the gas control valve of the water
heater can be accomplished by either of the two methods shown,
AWARNING
Contaminonts in the gas lines may cause improper operatinn
of the gas €ontrol valve that may rasult in Ere or explosion.
Bofore attaching tbe gas line be sure that afl Ips pipe is dean
on the imide. To trap any dirt or foreign n_ter_l 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 '_,as Piping"
section. Refer to the latest edition of the National Fuel Gas
Code, ANSI 7.223.1, also referred to as NFPA 54.
GAS PIPING WITH ALL BLACK IRON
PIPE TO GAS CONTROL
GROUND IO!NT - _ BLACK PIPE
UNION(Op_on_) __ /
CO N TVALvP_EO L
3"
_-J CAP
15