Clarke MetalWorker CDP151B, Руководство по эксплуатации и техническому обслуживанию

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3. Changing Drill (Spindle) Speed.
4. When the belt has been correctly positioned, re-tension by levering the motor away
from the head, until the belt deflects by approx. ½” at its centre when using
reasonable thumb pressure. Lock the motor in this position with the Belt Tension Locking
Screw. Finally, recheck the operation of the Microswitch (see page 10)
A
B
E
D
C
4
3
2
5
1
SPINDLE PULLEY MOTOR PULLEY
Before changing the speeds, ensure the
machine is switched OFF and disconnected
from the mains supply.
1. Slacken off the Belt Tension Locking
Screw (see fig.5), to relieve any tension
on the drive belt.
2. Open the pulley cover.
3. Consult the chart inside the pulley
cover and position the belt on the
pulley’s according to the spindle
speed required.
Fig. 11
DRILL SPEED TABLE
The table below gives the belt arrangement for given drill speeds. The diagram shows the
belts fitted to step D of the Spindle Pulley and 4 of the Motor Pulley, giving a drill speed of
1,670 RPM.
A full chart is also provided on the inside of the pulley cover.
Spindle Belt
Speed Position
(RPM)
460 A1
730 B2
1130 C3
1670 D4
2480 E5
12