Faults: Causes And Cures; Fault-Finding Procedures; Trouble-Shooting Guide - Norton clipper CHW Series Operating Instructions Manual

7 Faults: causes and cures

7.1

Fault-finding procedures

Should any fault occur during the use of the machine, turn it off, and isolate it from the electrical
supply. Any works dealing with the electrical system or supply of the machine can only be carried
out by a qualified electrician.
7.2

Trouble-shooting guide

Trouble
Motor is not running
Motor stops during the cutting,
but can be restarted after a
short period (overload
protection)
No water on the blade
Possible source
No electricity
Connection cable section too
small
Defective connection cable
Defective switch
Defective motor
Cutting advance too quick
Blade is blunt or glazed
Defective blade
Wrong blade specification for
the application
Not enough water in the pan
Water pump is switched off
Water tap is closed
Water supply system is blocked
up
Water pump is not working
Resolution
Check the electrical supply
(fuse for example)
Change connection cable
Change connection cable
CAUTION : can only be solved
by qualified electrician
Change motor or contact motor
manufacturer
Cut slowly
Sharpen the blade in
calcareous stone
Change blade
Change blade
Refill the water pan
Switch the water pump on
Open tap on blade cover
Clean water supply system
Prime the pump
Reactivate switch
CAUTION : if switch trips again,
problem can only be solved by
a qualified electrician
17