CWH companion water heater — Product Manual
Ratings
Boiler
Model
CWH Capacity (GPM) @ 70°F Temp Rise
(For DHW entering temperature of 45°F — capacities will decrease at higher DHW inlet water temperatures)
CWH Performance Mode:
Pump Speed
High
(170°F Storage)
Normal
(150°F Storage)
Economy
(135°F Storage)
GPM @
8-min
Draw
GPM @
15-min
Draw
GPM @
Continuous
Draw
GPM @
8-min
Draw
GPM @
15-min
Draw
GPM @
Continuous
Draw
GPM @
8-min
Draw
GPM @
Continuous
Draw
WM97+ 70
4.0 2.9 1.7 3.2 2.3 1.7 2.3 1.6 Speed 1 (Lo)
WM97+ 110
4.1 3.4 2.7 3.2 2.6 2.5 2.4 1.6 Speed 1 (Lo)
WM97+ 155
4.2 3.5 3.1 3.2 2.7 2.5 2.5 1.6 Speed 3 (Hi)
Boiler
Model
CWH Capacity (GPM) @ 50°F Temp Rise
(For DHW entering temperature of 65°F — capacities will decrease at higher DHW inlet water temperatures)
CWH Performance Mode:
Pump
Speed
High
(170°F Storage)
Normal
(150°F Storage)
Economy
(135°F Storage)
GPM @
8-min
Draw
GPM @
15-min
Draw
GPM @
Continuous
Draw
GPM @
8-min
Draw
GPM @
15-min
Draw
GPM @
Continuous
Draw
GPM @
8-min
Draw
GPM @
Continuous
Draw
WM97+ 70
4.6 3.7 2.5 3.5 2.9 2.5 2.5 2.0 Speed 1 (Lo)
WM97+ 110
5.1 4.3 3.6 4.0 3.4 3.3 2.5 2.0 Speed 1 (Lo)
WM97+ 155
6.1 5.6 4.2 4.0 3.5 3.4 2.6 2.0 Speed 3 (Hi)
Part number 635-500-156/0113
41
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