7.2 Tightening of bolted connections
Check the bolted connections for proper tightening. Check tightening of bolts
fastening the knives in the upper disk and bolts fastening the lower disk onto the flange prior
to any machine use.
7.3 Replacement and sharpening of working knives
If the cutting edges of working knives show wear or a damage to knives results in
machine vibrations, the cutting edges must be renewed or the knives replaced.
,The machine must be standing on a firm support plate and must be secured so that
the knife can be easily accessible and an unexpected spontaneous machine motion
cannot occur.
,Be very careful when dismounting the knives. Their cutting edges are sharp. Protect
your hands with working gloves.
,The engine must be switched off and the cable end connector to the spark plug
disconnected!
1. Turn the screen sides over to back or disassembly the screen with the frame
Figure 5.2: Tightening pulley arm pin
Figure 5.1: Rotary clutch lever
Figure 5.3: Brake lever seating
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