Gas Piping - Kenmore POWER MISER 153.330401 Owner's Manual

Installation Instructions (cont'd)
AWARNING
• The appliance and itsindividual s hutoff v alvemustbe discon-
nectedfrom the gassupply piplng systemduringanypressure
testing of the gassystem at test pressuresin excessof
pound persquare i nch (3.SkPa). ..
• The appiiance mustbe isulated from the gassuppiy Ixl_ngsys-
tem bydosingi_ individual m anualshutoff valveduringany
pressure testingof the gassupply pipingsystemat trot pres-
sures equalor less than _ poundper squareinch(3.SkPa).
GAS PIPING WITH
FLEXIBLE CONNECTOR
LOOP
GROUND
GAS
_'ONTROL
VALVE
AWARNING [
Use pipe joint compound or teflon tape marked as being [
resistantto the acUonof petroleum [Propane(LR)] gase_ [
DRIP LEG
(Sedimenttrap)
CAP
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-
ple in the bottom outlet or other device recognized as an effec-
tive sediment trap. Ifa 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
Contaminantsin the gaslinesmay causeimproper operation
of the gascontrolvalve that may resultin fire or explosion.
Beforeattachingthe gasline be sure that all gaspipeisclean
on the inside.To trap any dirt or foreign material in the gas
supplyline, a drip leg (sometimes called a sediment trap)
must be incorporated in the piping. The drip leg must be
readily accessible. Installin accordance with the "Gas 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 JOINT "_ BLACK PIPE
3 min._ (Se_D'RmIPntLEt_ap)t j CAP
GAS
CONTROL
VALVE
15