Ferro GPA II Installation And Operation Manual page 64

EN
14. MALFUNCTION INSPECTION FORM
WARNING: Before you start any maintenance or repair of the pump, make
!
sure power supply is switched off and tagged to prevent accidental powering.
MALFUNCTION CONTROL PANEL REASON
The pump
does not start
Noise in the
system
Noise in the
pump
TROUBLESHOOTING
indicator
lights out
Blown fuse
Current control
or voltage control
breaker
disconnected
Failure
Air in the system
Excess flow
Air in the pump
Too low inlet
pressure
SOLUTION
Replace fuse
Connect the breaker
Replace the pump
Remove air
Lower the inlet pressure
Remove air
Increase the inlet's
pressure