18
PB45 - W18XC1053 - Revised 230712
OPERATION - SPINDLE - START / STOP
The drill unit or “motor” is controlled by a twin push button
switch (H) at the top 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.
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 CONTROL
The speed of the motor on the PB45 can be controlled by
changing the gear ratio switch (J) to position I or II.
The gear selector switch is located on the left 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
450
Up
250
Down
H
