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tensioning lever (B) clockwise, to move the motor
assembly "out" . Tighten the motor yoke butterfly
knobs (A) to lock the motor assembly in position.
Pillar Drill (ED16SB) Only
To release the tension on (ED16SB) loosen the two
motor yoke locks on either side of drilllhead, push the
motor assembly up against the drillhead casting, thus
releasing the tension on the pulleys, (See figs 36-37).
Refer to the (speed select table) and ascertain the
belt positions for the speed you require.
Fig 36-37
Motor yoke lock
WARNING! TAKE CARE NOT TO
TRAP YOUR FINGERS WHEN
REPOSITIONING THE BELT ON
THE PULLEYS!
Turn the pulleys to check the belts move freely.
Tension the pulleys by pushing the motor assembly
out and securing the motor yoke butterfly knobs to
lock the motor assembly in position.
Pillar Drill (WD13L) Only
To release the tention loosen the motor yoke
tensioning lock which loosens the tension on the
spring, push the motor up against the drillhead
casting, thus releasing the tension on the pulleys,
(See fig 38).
WARNING! TAKE CARE NOT TO
TRAP YOUR FINGERS WHEN
REPOSITIONING THE BELT ON
THE PULLEYS!
Turn the pulleys to check the belts move freely.
Tension the pulleys by pushing the motor assembly
out and securing the motor yoke butterfly knob to
lock the motor assembly in position. Lower the belt
and pulley cover carefully, (remember the micro
switch) refit the securing screw and tighten.
RE-CONNECT THE SUPPLY AND
SWITCH ON. Check the drill runs
smoothly, no hard vibration etc.
If all seems satisfactory, recommence drilling
operations.
21
Changing the Speed
Tensioning spring
Motor yoke lock
Fig 38
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