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TYPICAL INSTALLATION
GET TO KNOW YOUR WATER HEATER - GAS MODELS
A Vent Pipe–Exhaust
B Vent Terminal
C Vent Adapter-Rubber Boot
D Blower Assembly
E Cold Water Inlet
F Inlet Water Shut-off Valve
G Union
H Inlet Dip Tube
J Anode**
K Hot Water Outlet
L Outlet Receptacle (115 VAC)
M Temperature-Pressure Relief Valve
FIGURE 1.
N Flue
O Flue Baffl e Assembly**
P Insulation
Q Control Harness
R Rating Plate
S Gas Supply
T Manual Gas Shut-off Valve
U Ground Joint Union
V Drip Leg (Sediment Trap)
W Drain Valve
X Gas Control Valve
Y Drain Pan
Z Air Intake Screen - Base Pan
AA Inner Door
B B Outer Door
CC HSI Burner Assembly
D D Air Intake Screen -
Blower Assembly
E E FV Sensor/Bracket Assembly
(40K & 50K Models Only)
F F FV Sensor/Bracket Assembly
(55K & 62.5K Models Only)
NATURAL HOT SURFACE IGNITER & MAIN BURNER
HOT
SURFACE
IGNITOR
SENSOR
PROPANE HOT SURFACE IGNITER & MAIN BURNER
HOT
SURFACE
IGNITOR
SENSOR
*CAUTION: 115 VAC IN CONTROL HARNESS
AND INSIDE OUTER DOOR
* ALL PIPING MATERIALS TO BE SUPPLIED BY CUSTOMERS.
** LOCATED UNDER THE BLOWER ASSEMBLY.
GAS MODELS
WITH HOT SURFACE IGNITION
& 2", 3" OR 4" PVC VENT CAPABILITY
TEMPERATURE INDICATORS
TEMPERATURE ADJUSTMENT BUTTONS
GAS CONTROL VALVE-THERMOSTAT