Rheem GHE100-200 - Page 8

8
Installation
Temperature & Pressure
Relief Valve
Air Gap 6"
Hot Outlet
Cold Water
Inlet
Thermal Expansion Tank
(if required)
Shut -Off Valve
Vacuum Relief Valve
(Not Supplied)
If required, install per local codes
and valve manufacturer’s
instructions.
Figure 2. — Typical Installation Drawing.
Vacuum Relief Valve
(Not Supplied)
If required, install per local codes
and valve manufacturer’s
instructions.
* Can be GHE or THE
Gas Valve Pipe Size
*130,160 & 200 1/2" NPT
*250, 300 ,350 3/4" NPT
Sediment
Trap
To Gas Supply
Manual Gas Shut Off
Gas Pipe to Gas
Valve
Discharge Line to
suitable open drain
NOTES:
1.) The gas supply piping must be adequately supported and
aligned to minimize loads (forces) on the water heater’s gas
valve and burner system.
2.) Refer to local codes for installation guidelines for the Ther-
mal Expansion Tank (if required).
Condensate Trap