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Operation
Heating Water Temperature and System Pressure
psi
Checking the boiler heating water
temperature
During operation, heating water
temperature is constantly displayed.
Checking the system pressure
1. Turn the selector dial "tr" fully
counter clockwise towards "9".
The display now shows the current
system pressure (e.g. 20 psig).
2. Return the selection dial back to its
original position.
Note:
The display will flash if the system
pressure falls below 8 psig. In this
instance, please contact your heating
contractor.
11
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