Watts Powers IntelliStation - Page 57

53
Troubleshooting
4. Once you are sure that the hose connection has a safe path to a drain, open the pump inlet hose
connect (1) and ensure that the pump inlet isolation valve (2), the mixed outlet isolation valve (3), the hot
inlet isolation valve (4), the cold inlet isolation valve (5), and the hose connection valve (6) are in the fully
open position.
#1
#2
#3
P1
T1
T4
T2
P2
T3P4 P3
FT1
#4
#5
#6
Control Unit
Mixed Outlet
Temp &
Pressure
Sensors
Hot Temp
& Pressure
Sensors
Electronically
Actuated Valve
Recirc Temp
& Pressure
Sensors
Cold Temp
& Pressure
Sensors
Recirculation
Pump
Hot
Water
Inlet
Cold
Water
Inlet
Return
Mixed Water
Outlet
To
Boiler