Hofmann ATC 900, Руководство по обслуживанию

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CTC-CEN Service Manual 07-13 Rev.E
81

Remove the two tangs from the gearbox shaft
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Unlock the last two screws the secure the gearbox to the cabinet.

Unscrew the two screws that secure the gearbox inside of the cabinet.

Remove the remaining two screws and nuts to complete the gear box dismounting.
BE CAREFUL! THE GEARBOX IS HEAVY AND IT COULD CRUCH A HAND.

Remove the pulley from the gearbox and mount it to new one.

Mount the new gear box with two rear screws and two nuts to the front. Do not tighten firmly the screws and the
nuts.

Place the two tangs on the gearbox shaft.

Mount the centerpost. Make sure that the tangs will remain in place.

Mount the centerpost. Secure it firmly with the screws and the nuts.
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Mount the belt and adjust it.
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Check if the machine works fine.

Mount the front protection.
8.5 BEAD BREAKER DISCS # EAM0065G63A: CHECK AND REPLACEMENT

: 30’ each one

: End keys 8 and 17mm, allen keys 3,4,5 and 6mm, 13mm tube type key, electronic inclinometer.

: Defective bead breaker discs may cause the following malfunctions:
1. Low bead breaking efficiency.
2. Difficult bead breaking operation.
3. Excessive play on the disc.
4. Incorrect bead breaker arm alignment.
TO CHECK THE DISC:

Mount a wheel slightly inflated at 1 bar to the centre post.

Position the bead disc close to the tire and lock as a normal operation.

Lower the bead breaker disc to press the tire: if the disc will go on the rim there it has excessive play and must
be replaced.

Check also if the disc is damaged.