32
4.12 Chopper body
Fig. 39
Blade carrier
Safe operation of the chopper requires that worn,
bent or damaged parts are replaced immediately.
Caution: Blade over-travel for two
minutes.
Switch off the motor and activate the
lowering lock before commencing any
work on the machine.
Wear the corresponding protective clothing.
Fig. 40
Blade replacement
When fitting a new blade, check the blade bushing
(M) for wear and renew if necessary.
Important: The blades must only be replaced in
pairs.
Fig. 41
Chopper blade
Change the chopper blade immediately, if:
If the drillhole (D) has an (even slightly) oval
form
If strong wear is found in the area (V) -
(force requirement / chopper quality)
If the blade is bent or has fissures
Only fit an equal blade with the same weight per
blade head (perform a weight control).
Never operate the chopper with a single or a
damaged blade.
M
D
V
