John Bean T 8026 Manuel D'utilisation page 56

Trouble shooting
Pump motor does not turn but the chuck motor
operates normally.
1. The thermal safety switch protecting the hydraulic
motor is/was activated.
· Disconnect the machine from electric supply. Open
the electric cabinet and reset the thermal safety switch.
THIS OPERATION CAN BE PERFORMED ONLY
BY QUALIFIED PERSONNEL.
The thermal switch that protects the pump motor
is very easily activated.
1) Electric outlet wires not fi xed correctly
· Check the outlet
2) The voltage of the electric line is too low.
· Check voltage on electric supply.
THIS OPERATION CAN BE PERFORMED ONLY
BY QUALIFIED PERSONNEL.
The circuit breaker is very easily activated.
1) Electric outlet wires not fi xed correctly
· Check the outlet
2) The machine is not stable on the fl oor.
· Check that the machine is securely bolted to the
fl oor.
3) The electric cabinet is not fi rmly attached.
· Attach the electric cabinet fi rmly.
4) The voltage of the electric line is too low.
· Check voltage on electric supply.
THIS OPERATION CAN BE PERFORMED ONLY
BY QUALIFIED PERSONNEL.
Operator's Manual T 8026
56