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Installation
Instructions (cont'd)
AWARNING
• The appliance and its individual s hutoffvalvemustbe dlscon-
netted flom the gassupply piping systemduringanypressure
testing of the gas systemat test pressuresin excessof
• poundper square inch(3.51d_
The appliance mustbe isolated from the gassupply piping sys-
tem by dosingitsindividual m anualshutoffvalveduringany
pressure testingof the gassupply pipingsystemat test pres-
suresequalor lessthan ½poundper squareinch(3.5k1_
AWARNING
[
Use pipe joint compound or teflon tape marked as being I
resistant to the action of petroleum [Propane (LR)] gase_
I :
GROUND
GAS PIPING
WITH
FLEXIBLE
CONNECTOR
DRIP LEG
3" r
(Sediment trap)
FLEKIBLEGAS CONNECTOR
LABELED AS COMPLYING
WITH ANSI STANDING
ICAP
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-
ple in the bottom
outlet or other device recognized
as an effec-
tive sediment trap. Ifa tee fitting is used, it snail 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
Contaminants in the gaslinesmay causeimproper
operation
of the gascontrol valvethat may result in fire or explosion.
Beforeattachingthe gaslinebe sere that all gaspipe isclean
on the inside.To trap any dirt or foreignmaterial in the gas
supply line, a drip leg (sometimes called a sediment trap)
must be incorporated in the piping. The drip leg must be
readilyaccessible. Installin accordance with the "Gas Piping"
section. Refer to the latest edition of the National Fuel Gas
Code,ANSI Z223.1,alsoreferredto as NFPA 54.
GAS
PIPING
WITH
ALL
BLACK
IRON
PIPE
TO
GAS
CONTROL
GROUND JOINT
BLACK PiPE
UNION(Optional)
GAS
CONTROL
VALVE
CAP
15
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