Start Up Procedure; Central Heating System Connections - Heat Only - ECR International Utica Boilers MAH-125 Installation, Operation And Maintenance Manual

9.1 Central Heating System Connections - Heat Only

MAH-125 HEATING ONLY
WITH OPTIONAL INDIRECT DHW
CONNECTION
MAH-125 HEATING ONLY
WITHOUT OPTIONAL INDIRECT
DHW CONNECTION
MANIFOLD
MAH-125

9 - START UP PROCEDURE

A Pressure Gauge
B Pressure Relief Valve
C Heating return connection
E Gas shutoff connection
H
Drain connection for condensate
I Heating supply connection
J Optional Indirect DHW connection
MANIFOLD
MAH-165
40
MAH-165 HEATING ONLY
H
B
I
LEGEND
240011941 REV G, [06/30/2019]
E
A
C
125 165
-
30.00 psi [2.11 bar]
3/4" [22.2 mm] 1" [25.4 mm]
3/4" [22.2 mm]
13/16" [21 mm] ID
3/4 NPT
Hose
3/4" [22.2 mm] 1" [25.4 mm]
3/4" [22.2 mm] na