EDILGRAPPA PR16 - Potential Problems and Measures to be Adopted; General; Troubleshooting the Motor

PR16-32
23
4 POTENTIAL PROBLEMS AND MEASURES TO BE ADOPTED
4.01 GENERAL
Faults can be divided into three sections:
1. faults on the motor
2. faults on the head
3. faults not closely connected with the machine
ALL OPERATIONS MUST BE PERFORMED BY QUALIFIED PEOPLE IN
OBSERVANCE OF SAFETY REGULATIONS.
WORK ON THE MACHINE DURING THE WARRANTY PERIOD MUST BE
PERFORMED AT THE MAKER'S FACILITY.
Remedies marked with the letter R require the assistance of the Authorised dealer.
The remedies marked by the letter M require the intervention of the Maintenance
man. Remedies marked with the letter O can be performed by the Operator.
4.02 TROUBLESHOOTING THE MOTOR
FAULT
POSSIBLE REASON
POSSIBLE REMEDY
PERFORMED BY
MOTOR DOES NOT
START
Broken power cable
Replace cable with one having
the same specifications
M
Faulty plug
Replace
M
Stator windings
Replace
R
Rotor windings
Replace
R
Switch
Replace
R
No electric power
Check the line and the cable
protections
M
ELECTRIC MOTOR
OVERHEATED
Worn brushes
Replace
R
Worn manifold
Replace or overhaul
R
Insufficient power
supply
Check the line, the protections of
the electric panel and the
tightness of the connection
terminals
M
Partial fault of the
stator windings
Replace
R
Partial fault of the rotor
windings
Replace
R
Windings dirty
Clean
M
Ventilation slits
obstructed
Clean
O
Fan broken
Replace
R
Motor supports worn
Replace
R
Mechanical faults on
the head
Overhaul
R