23
22
21
20
19
18
17
16
15
14
Illustrations are a depiction of the boiler for general location of parts and may vary depending on model.
3 - COMPONENT LISTING
UTICA BOILER MAHF-125
13
12
1
2
3
4
5
6
7
8
9
10
11
8
Utica Boiler
ITEM
MAHF-125
NO.
1
Coaxial Connector
2
Flue Sensor
3
Heat Exchanger
4
Burner (not shown)
5
Flame Detection Electrode
6
Air/Gas Blend Manifold
7
Venturi
8
Fan
9
Pump with Air Separator
10
Boiler Drain Tap
11
Heating Return
12
Gas Inlet
Optional Indirect Tank
13
Connection
14
Heating Supply Connection
15
Condensate Connection
16
Low Water Pressure Cutoff
17
3-Way Valve with Motor
18
Gas Valve
19
Water Safety Thermostat
NTC Heating sensor (Flow/Return)
20
QTY 2, (1 Shown for clarity)
21
Ignition Electrode
22
Pressure Switch
23
Pressure Relief Valve
240012565 REV A, [05/15/2019]