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W
TM
AquaBalance
37 Connections, Dimensions and Engineering data
Figure 172
Engineering data
Boiler
Model
WMB-80C Combi
WMB-120C Combi
WMB-155C Combi
WMB-80H Heating Only
WMB-120H Heating Only
WMB-155H Heating Only
1
Total amp requirement includes up to one circulator, Low Water Cutoff, 3-Way Valve not to exceed 3.0 amps total.
2
Operating weight is the total weight of the boiler, including water.
WMB-80 or 120 vent/air pipes can be either 2" or 3" pipe. WMB- 155 is 3" only.
All of the boilers will automatically de-rate as vent/air pipe length increases, due to the pressure loss through the piping.
See Figure 173, page 131 for details.
3
All installations require a separate vent pipe and termination for each boiler. Vent piping cannot be manifolded.
Install and terminate vents as described in vent/air installation instructions in this manual.
Combustion air piping can be individually piped. See venting section in this manual.
130
M
-
ALL
OUNT GAS
FIRED WATER BOILER
Shipping
Operating
weight
weight
Pounds
Pounds
per boiler
per boiler
Note 2
70
74
77
82
87
93
61
65
64
68
67
72
—
Boiler Manual
Water
Vent/air pipe size:
content
(Provide a
separate vent for each
Gallons
per boiler
0.53
0.63
0.75
0.45
0.55
0.65
Notes
(continued)
Electrical
service
required
boiler)
Amps
per boiler
Note 3
Note 1
2" or 3"
15.0
2" or 3"
15.0
3"
15.0
2" or 3"
15.0
2" or 3"
15.0
3"
15.0
Part number 550-100-305/0118
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