Novexx Solutions ALX 92x, Service Manual

Page: 247 / 824

06/16 Rev. 09 SERVICE MANUAL Service Mechanics
DPM – PEM – ALX 92x
49
Feed motor (PEM)
Tools
5 mm allen key
Dismantling
1. Open the rear hood.

See chapter Housing on page 8.
2. Disconnect the cable from the feed motor
[80A].
3. Loosen screw [80B] on the belt tightener.
4. Unscrew the four motor flange screws
[80C] and remove the motor.
Assembly
To assemble the device, follow the steps in
the reverse order. Ensure that:

The motor connection faces towards
the left.

You will find details for connecting the mo-
tor to the output stage board in the previous
section.
Replacing the toothed belt disk on the
motor
1. Undo the set screws (2 screws) [81A] on
the toothed belt (t-belt) disk.
2. Remove the t-belt disk.

If necessary, heat the t-belt disk before-
hand with hot air.
Assembly:
3. Ensure a 1 mm gap between motor and
t-belt disk using the clearance gauge
[81B].
4. Secure and tighten the set screws with
thread-locking adhesive (Loctite 243).

Fit the t-belt disk in such a way that one
of the set screws presses on the flattening
at the motor shaft.
[91] Feed motor positioning (A) in the PEM (LH.
A
[92] A Feed motor
B belt tightener
C Screws on the motor flange (4 fastening screws))
A
B
C
[93] Assembly of the new toothed belt disk
A Set screw
B Clearance gauge 1 mm
B
A