5
TYPICAL INSTALLATIONGET 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 Baffl e
S Gas Control Valve/Thermostat
T Drain Valve
U Pilot and Main Burner
V Flue
W Drain Pan
X Piezo Igniter*
Y Base Filter
A
B
D
F
G
H
I
W
V
U
T
S
O
R
J
K
Q
VACUUM RELIEF
VALVE
*INSTALL PER
LOCAL CODES
INSTALL THERMAL EXPANSION
TANK OR DEVICE IF WATER
HEATER IS INSTALLED IN A
CLOSED WATER SYSTEM
M
N
L
E
P
X
Y
MANIFOLD TUBE
IGNITER WIRE
MAIN BURNER
PILOT TUBE
THERMOCOUPLE
IGNITER ROD
(U) MANIFOLD/BURNER ASSEMBLY
MANIFOLD DOOR
DISCHARGE PIPE
(DO NOT CAP OR PLUG.)
6” MAXIMUM
AIR GAP
FLOOR DRAIN
GAS CONTROL KNOB
WATER TEMPERATURE DIAL
(ADJUSTING DIAL)
TOP VIEW
“OFF”
POSITION
“PILOT”
POSITION
“ON”
POSITION
(S) GAS CONTROL VALVE/
THERMOSTAT: WHITE-RODGERS
GAS CONTROL KNOB
WATER TEMPERATURE DIAL
(ADJUSTING DIAL)
TOP VIEW
“OFF”
POSITION
“PILOT”
POSITION
“ON”
POSITION
(S) GAS CONTROL VALVE/
THERMOSTAT: ROBERTSHAW
* INSTALL IN ACCORDANCE
WITH LOCAL CODES.
* DRIP LEG AS REQUIRED
BY LOCAL CODES.
* ALL PIPING MATERIALS
TO BE SUPPLIED BY
CUSTOMERS.
TO VENT TERMINATION
ON ROOF
*NOTE: Round igniter button configuration shown. Igniter button configuration and location may vary. Reference the lighting
instructions on the water heater for use/location of the igniter button.