MAINTENANCE
WARNING:
Maintenance and repairs
must be done by authorized person-
nel only
WARNING:
To prevent electric shock,
always remove the electrical plug
from the electrical outlet before
doing any repairs or maintenance to
the machine.
WARNING:
Do not operate this machine
unless it is completely assembled.
WARNING:
Keep all fasteners tight. Keep
adjustments according to specifi ca-
tions.
Maintenance of the Motor
This machine has a DC permanent magnet motor that uses a
commutator, carbon brushes, and a rectifi er.
Keep the machine clean. It will need fewer repairs and have a
longer life. Remove or blow dust from the motor frequently.
The Indicator Light
This machine has an indicator light that illuminates when the
brushes are worn out. The commutator must be inspected each
time the brushes are changed. After the brushes have been
replaced two times, have the commutator made new. Have an
authorized service person make the repairs.
How to Check the Commutator and the Carbon Brushes
WARNING:
Electrical inspections must be
made by a person authorized to do
maintenance. Electrical repairs must
be made by a person authorized to
make electrical repairs.
To check the commutator and the carbon brushes, follow this
procedure:
1.
Remove the screws and covers.
Clarke
®
Operator's Manual (EN) - Ultra Speed Burnisher
FORM NO. 71280A - 11 -