INSTALLER SETTING
214
Pump Prerun/Overrun
Pump Prerun operates to ensure sufficient flow before the compressor is operated. This is a
function that allows heat exchange to work smoothly.
Pump Overrun is a function to prevent water pump failure and to help mechanical life. If the
water pump has been off for 20 hours, Water pump will operate for the set time
Overrun
Value
Default
Prerun
OK
Setting Range
1 min
1~10 min
1 min
1~10 min