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To access the motor pulley remove the cross head screw from the motor
pulley access hatch cover using a cross head screwdriver (not supplied) and
remove the cover,
Fig 11.16
.
Loosen the motor securing lever and raise the motor to its highest position
using the motor positioning lever,
Fig 11.17
, and re-tighten the motor
securing lever to hold it in place. The drive belt will now be loose enough to
place in the desired position,
Figs 11.18
and
11.19
.
Ensure the V grooves of the drive belt are positioned in the grooves of the
pulleys as shown in
Fig 11.18
. Turn the hand wheel by hand to check they
are located correctly.
Once the drive belt is positioned as desired, loosen the motor securing
lever and lower the motor until it is at its lowest position - The weight of
the motor provides sufficient tension to the drive belt. Tighten the motor
securing lever, re-fit the headstock cover and the motor pulley access hatch
cover.
11. Operation
Fig 11.16
Motor pulley
access hatch cover
Screw
and
washer
Fig 11.17
Motor
securing
lever
Motor
positioning lever
Fig 11.18
Pulley
Belt
Fig 11.19
Summary of Contents for DML250
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