Operator's Manual

1.69 1.69
TROUBLE SHOOTING
FAULT POSSIBLE CAUSE REMEDY
Cutterheads fail to start
up when lowered into
work
Faulty seat sensor switch Check mechanical and electrical operation
of switch
Low oil level Fill hydraulic oil reservoir to correct level
Diverter valve jammed Free off and lubricate or replace the diverter
valve as necessary
Sheared drive shaft Check motor and cylinder drive shafts and
replace if necessary
Pressure relief valve jammed open or
wrongly set
Have relief valve cleaned and pressure
checked. Consult your authorised dealer
Cutting cylinder jammed Free off as necessary
Cutting cylinder tight on bottom blade Readjust setting
Cutterhead control valve in the ‘off’ position
caused by:
- Defective control valve Overhaul control valve
- Electrical fault Have electrical system checked
Cylinders rotate in wrong
direction
Hoses wrongly connected Check hydraulic circuit and re connect as
necessary
Cutterhead drive switch wrongly connected Check switch electrical connections