18 PB70 - W18XC1052 - Revised 040113
OPERATION - SPINDLE - START / STOP
The drill unit or “motor” is controlled by a twin push button
switch (H) on the right of the control panel.
The green button is ON the red button is OFF.
The green button is flush with the surrounding bezel.
The red button is raised above the surrounding bezel.
This is to prevent inadvertent operation of the drill unit.
Before operating the motor start/stop switch ensure the
direction of rotation is selected first. This is achieved by
switching the FWD/REV switch (I)
The motor will not operate unless the magnet is switched
ON first.
BEFORE starting the motor, the security of the magnet
should be physically checked, if any movement is possible
this should be rectified BEFORE using the drill.
The motor control has an under-voltage relay, if the power
is interrupted the motor will stop and will not restart when
the power is resumed until the motor control is operated
again.
OPERATION - SPINDLE SPEED - GEAR SELECTOR
The speed of the motor on the PB70 can be controlled by
changing the gear ratio selector (J) to position I or II.
The gear selector is located on either side of the drill unit
gearbox when viewed from the front.
Gear Selection
To change the gear ratio, consult the chart on the right or
the speed label on the machine, locate the gear selector on
the side of the motor gearbox. Press the selector in against
the spring, slide up or down to choose the appropriate
speed.
The selector has two positions I = Down and II = Up
The selector may have one or two triangular symbols as
shown in the diagram to the right.
J
II Up
I Down
As viewed
from
the front
SPEED SELECTOR
200 - 470 Up
60 - 140 Down
H
I
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