Alloy chassis
Upper part
belt channel
Lower part belt
channel
Screw
4,2x16
Position 5a
Parts are in
bag B+C
Toothed belt
Front axle hou-
sing left
Front axle
housing
right
Countersunk
screw M4,2x16
Alloy chassis
Stretching pulley
housing mounted
Belt channel mounted
Position 7
Parts are in bag B
Countersunk
screw 4,2x16
Screw
M4x14
Disk Ø4,3
Stretching pulley
housing left
Fitting position for
toothed belt
wheel 42 teeth
Fitting position for
toothed belt wheel
40 teeth
Stretching pul-
ley housing
right
Collar
Plastic
bearing seat
Ball bearing
10x19x7
Bearing shaft
for stretching
pulley housing
Position 6
Parts are in
bag B
2. Push the bearing shaft for the stretching pulley
housing centrically in the 3 ball bearings 10x19x7.
1. Impress the plastic bearing seat
with inbound collar (pay attention to
fitting position) in the left and right
stretching pulley housing as descri-
bed in position 6.
3. Impress the bearing shaft which is equipped with
ball bearings in the bearing seat of the left and
right stretching pulley housing and fix it with
M4x14 pan-head screws and Ø4,3 disks.
1. Place the mounted stretching pulley housing ob toot-
hed belt and belt channel as described in position 7
and fix it on the alloy chassis using the 4,2x16 counter-
sunk screws. For this purpose, slightly move the belt.
2. When the assembly is performed, turn the belt in run-
ning direction. Make sure the belt is easily rotatable.
All metric screws need to be secured with thread lock fluid.
Tipp: The position of the front bearing seat is made for
the front plastic toothed belt wheel with 42 teeth. The
position of the rear bearing seat is made for the front
plastic toothed belt wheel with 40 teeth.
Fix the belt channel from underneath to the alloy
chassis with the 4,2x16 countersunk screws.
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