Independence Installation, Operating, and Service Instructions

6
103538-08 - 3/18
Table 2: Trim and Control Installation in Section Tappings
Tapping
Size
(NPT)
Boiler with Probe L.W.C.O.
Boiler with
Float L.W.C.O.
A 2 Supply Supply
B ½ Bush to ¼ Pressure Gauge Plug
C ½ Gauge Glass
Nipple & ½ Union Gauge, L.W.C.O. Street Elbow,
Syphon & Limit
D 2 Return Return
E ¾ 3" Nipple & Street Elbow Safety Valve 3" Nipple & Street Elbow Safety Valve
F 2 Bush to ¾ Drain Valve and/or Optional Return Bush to ¾ Drain Valve and/or Optional Return
G 2
Optional Supply (IN3I-6)
Required Supply (IN7I-12)
Optional Supply (IN3I-6)
Required Supply (IN7I-12)
H ¾ Bush to ¼ & Syphon Limit Bush to ¼ Pressure Gauge
J ¾ Not Applicable Not Applicable
K ¾ Low Water Cutoff Plug
L 1
1
/
4
Surface Blow-Off Surface Blow-Off
M 1¼
Factory Plugged
Alliance SL™ Return
Factory Plugged
Alliance SL™ Return
N 1¼
Factory Plugged
Alliance SL™ Supply
Factory Plugged
Alliance SL™ Supply
P ¾
Factory Plugged
Alliance SL™ Limit
Factory Plugged
Alliance SL™ Limit
Figure 2: Section Tappings