6.6 Changing the infeed rollers, drive chains and chain wheels 39
6.6 Changing the infeed rollers, drive chains and chain wheels
Infeed rollers
Power down the machine and secure it against reactivation.
To replace the infeed rollers, loosen the screw "A" and remove it.
Pull off infeed roller "B" to the top. Attention: Tappet piece may fall from the shaft.
If required, insert tappet back in the shaft and put on new infeed roller.
Turn in screw "A" again and tighten it.
Activate the machine and perform a test run.
Chain and Sprockets
Power down the machine and secure it against reactivation.
To replace the infeed chains or sprockets, remove the lateral chain box covers "C".
Loosen chain tensioner via screw "D" and counter-nut "E".
Open chain lock and remove chain.
Loosen screw "F" at the sprocket and take it out. Attention: Tappet piece may fall from
the shaft.
If required, insert tappet back in the shaft and put on new sprocket.
Insert chain and connect with chain lock.
Tension chain tensioner via screw "D" until no play is present anymore.
Secure screw "D" with counter-nut "E".
Install chain box cover "C" again.
Activate the machine and perform a test run.
Figure 6.4 Changing the infeed rollers
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