Maintenance and repair
49/64
3 842 358 792/2016-12, Material and information fl ow technology: HQ 2/C-H, HQ 4,
Bosch Rexroth AG
CAUTION
Chain tensioner under extreme tension
Risk of crushing due to unintentionally loosening the fastening bolts.
Make sure the chain tensioner remains tensioned during assembly and cannot
loosen unintentionally.
Fig. 30:
551 261-28
2
SW4
SW3
4
3
3
5
5
4
7
7
4
8
4
SW4
7
6
SW4
7
2
Removing the belt section
2.
Remove the headless
setscrew of the
belt section locking
mechanism.
3.
Pull the belt section up
and off.
4.
Remove the covers from
the drive heads.
5.
Remove the cover
sheets from the chain
tensioners.
6.
Loosen the chain
tensioners.
7.
Slacken the chain as
much as possible.
8.
Re-tighten the chain
tensioners.
EN
GLISH
551261_2016_12_EN.indd 49
551261_2016_12_EN.indd 49
22.12.2016 10:26:36
22.12.2016 10:26:36