Install Instructions
8
Tapping
Location
Size,
NPT
Purpose
Less Heater With Heater
A 1½” Return
B ½” Limit Well Plug
C ¼”
Temperature/Pressure
Gauge
D 1½” Supply
E 1½” Optional Return
F ¾” Relief Valve
G ¾” N/A DHW Outlet
H ¾” N/A Limit Well
I ¾” N/A DHW Inlet
TABLE 3A: PURPOSE OF TAPPINGS (WATER)
I: GENERAL INFORMATION (continued)
Figure 2A: Purpose of Tappings (Water)










