A.O. Smith ProMax Power-Vent 315465-000 Instruction Manual | Page 6

A.O. Smith Water Heater Instruction Manual - ProMax Power-Vent 315465-000.
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6

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

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