Maintenance
FM 239 MuW Beta Type Z Rev.01
2022-09-01
31
distributed by
Procedure
1.
Dismantle the drive unit (motor, gearbox).
2.
Loosen the lubricating nipples:
−
On Beta 60 to 80
Unscrew all screw-fit lubricating nipples
(a) about 2 turns so as not to damage
the sealing faces.
−
On Beta 60 to 80
Remove all conical lubricating nipples
or the external lubrication ports and
unscrew the lubricating adapters (a)
about 2 turns so as not to damage the
sealing faces.
−
On Beta 100 to 180
Remove all screw-fit or conical
lubricating nipples (a) or the external
lubrication ports and unscrew the
lubricating adapters (b) about 2 turns
so as not to damage the sealing faces.
3.
Run the carriage to the middle of the linear unit. Then unscrew it
and lift it off.
Caution! Do not rotate the carriage. It must be refitted in the same
position!
4.
Unscrew the cover band clamp fittings.
5.
Carefully lift the cover band over the timing belt out of its guideway
and remove it.
6.
Loosen the clamping screws and pull the two timing belt holders out
of the driver. Do not lose the spacers, if fitted.
7.
Unscrew the non-driven bearing casing.
8.
With single-part timing belt holders: Unscrew the countersunk
screws from the timing belt holders and detach the holders from the
timing belt ends
With two-part timing belt holders: Unscrew the top parts.
9.
Pull the defective timing belt out of the two bearing casings and
remove it.
10.
Insert the right-hand end of the new timing belt with its teeth facing
upwards into the bottom slot on the non-driven bearing casing and
push it out through the top slot.
11.
Push the left-hand end of the new timing belt with its teeth facing
upwards through the channel of the base profile.
12.
Unscrew the driven bearing casing.
Summary of Contents for Beta 100-D-ZSA
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