Physical Data - ECR International Utica Boilers MAH-125 Installation, Operation And Maintenance Manual

Dimensions
A
B
B
C
D
E
F
G
H
I
Primary Water Content
SYSTEM
Central Heating (Sealed System)
Heat Exchanger Max Allowable Working
Pressure
Max System Pressure
Min System Pressure
Max System temperature
Pressure Relief Valve Setting
Expansion Tank Minimum Size
(pre-charge press.)
Recommended System Pressure (cold)
Domestic Hot Water (Sealed System)
Max Inlet Water Pressure
Min Inlet Water Pressure
Min DHW Flow Rate
Max DHW Temperature
DHW Water Content
When boiler is operating at maximum operating temperature, providing heating with all heat emitters operating, pressure gauge
should not indicate more than 26.11 psi / 1.80 bar. If reading exceeds this figure larger expansion tank is required.
DIMENSIONS
Height
Width
Depth
Condensate Trap Connection
System Supply
DHW Outlet (125 Optional)
Gas Connection
DHW (Cold Water) Inlet
System Return
Boiler Filling Connection

PHYSICAL DATA

125 & 150
30" [763 mm]
17 3/4 " [450 mm]
13 9/16" [345 mm]
13/16" [21 mm]
ID Hose
3/4" [19.1 mm]
(125) (150)
3/4" 1/2"
[19.1 mm] [15.9 mm]
3/4" [19.1 mm]
1/2" [15.9 mm]
3/4" [19.1 mm]
External to Boiler
1 gal [3.60 L]
125 / 150
50 psi [3.45 bar]
30.00 psi [2.11 bar]
7.25 psi [ 0.50 bar]
176°F [80°C]
30.00 psi [2.11 bar]
2.2 gal at 11.6 psi
[10.0 L at 0.8 bar]
21.7 psi [1.5 bar]
150
116 psi [8 bar]
2.9 psi [ 0.2 bar]
0.55 gpm [2.50 L/min]
140°F [60°C]
0.05 gal [0.23 L]
4
205 & 165
30 " [763 mm]
17 3/4 " [450 mm]
21 1/2" [571 mm]
3/4" [19.1 mm]
NPT
1" [25.4 mm]
(205)
(165)
3/4"
NA
[19.1 mm]
3/4" [19.1 mm]
3/4" [19.1 mm]
1" [25.4 mm]
11/4 gal [4.73 L]
165/ 205
50 psi [3.45 bar]
30.00 psi [2.11 bar]
7.25 psi [0.50 bar]
176°F [80°C]
30.00 psi [2.11 bar]
2.2 gal at 11.6 psi
[10.0 L at 0.8 bar]
21.7 psi [1.5 bar]
205
116 psi [8 bar]
2.9 psi [0.2 bar]
0.55 gpm [2.50 L/min]
140°F [60° C]
0.10 gal [0.37 L]
240011941 REV G, [06/30/2019]