Paloma PH2-20 Direct Vent - Manual (Page 22)

22
Installing the water heater:
Typical Installation of Water Heater
(Venting Required)
Wall Plate
Outside Wall
With Protective
Vent Termination
Screen
94° Elbow
Vent Adapter
Power
Supply
Cord
1/4” Per Foot Downward Pitch
To Hot Water
Faucet(s)
Relief
Va lve
Union
Drain Valve
Cold Water
Supply
Shut-of
Va lve
Check
Va lve
Water Filter
Drain
Valve
Drain
Hose
(T
(to Suitable Drain)
6” (15 cm)
Air Gap
Manual Gas
Appliance
Shut-off
(supplied)
Sediment
Trap
Manual
Gas Supply Line
Shut-off
Va lve
Union
Cap
Condensate
Drain Line
(to Suitable Drain)
NOTICE: The National Fuel Gas Code (NFGC) and B149 mandates a manual gas shut-off valve: See
NFGC/B149 for complete instructions. Local codes or plumbing authority requirements may vary from
the instructions or diagrams provided and take precedent over these instructions.
Vacuum Relief Valve
(Not Supplied)
If required, install per local codes
and valve manufacturer’s
instructions.
Water Inlet
Water Outlet
To Drain
Water Inlet
Cold Water
Service Valve
Hot Water
Service Valve
Pressure
Relief Valve
Alternate Water Piping Arrangement with
Optional Valve Kit
¥ F
PRIORITY
POWER ON/OFF
Remote
Control