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GET TO KNOW YOUR WATER HEATER - GAS MODELS
A Vent Pipe
B Draft Hood
C Anode (Not Shown)
D Hot Water Outlet
E Insulation
F Gas Supply Piping
G Manual Gas Shut-off Valve
H Ground Joint Union
I Drip Leg (Sediment Trap)
J Inner Door
K Outer Door
L Union
M Inlet Water Shut-off Valve
N Cold Water Inlet
O Inlet Dip Tube
P Temperature-Pressure Relief Valve
Q Rating Plate
R Flue Baffle
S Gas Control Valve/Thermostat
T Drain Valve
U Pilot and Main Burner
V Flue
W Metal Drain Pan
X Piezo Igniter
Y Base-Ring Filter
* INSTALL INACCORDANCE
WITH LOCAL CODES.
* DRIP LEG AS REQUIRED
BY LOCAL CODES.
TO VENT
TERMINATION ON
ROOF
/ /
R/ E
F
G
H\
v s
W j /
X
INSTALL THERMAL EXPANSION
TANK OR DEVICE IF WATER
HEATER IS INSTALLED IN A
CLOSED WATER SYSTEM
(S) GAS CONTROL VALVE/
THERMOSTAT
GAS CONTROL\THERMOSTAT KNOB
GAS VALVE
ASSEMBLY
ELECTRONIC CONTROL
MODULE
(U) MANIFOLD/BURNER ASSEMBLY
MAIN BURNER
_\\ PILOT TUBE
IGNITER RoD _:IT_'_'_ JUBE
MANIFOLD O__ IGNITER WIRE
* ALL PIPING MATERIALS TO BE
SUPPLIED BY CUSTOMERS.
FIGURE 1.