
55
FAULT
CAUSE
SOLUTION
The circulator does not start
Pump malfunctioning
- Check/unseize the pump
- Replace the circulator.
- Check the electrical connection of
the circulator
Frequent tripping of the system
safety valve
System safety valve
- Check calibration or efficiency
System circuit pressure
- Check the circuit pressure
- Check pressure reducer functioning
CH expansion vessel
- Check the efficiency of the expansion
vessel
Содержание Power Plus Box 150
Страница 1: ...Installation Manual THERMAL MODULES CONDENSING Power Plus Box Installation Manual EN...
Страница 59: ...59...