Cleaning The Machine; Tensioning The Saw Band - Rothenberger BS 450 Instructions D'utilisation

Before every maintenance activity (except for examination of safety equipment):
 Place the saw bow in the rear position.
If a workpiece is still in the machine, remove it (see Chap. 7.5).
 Turn the machine off at the main switch, and ensure it is not activated again.
After every maintenance activity:
 Record performed activities (except cleaning) in the maintenance protocol (see Chap. 9.6).
9.1

Cleaning the machine

Attention!
Do not used compressed air to clean the machine.
Compressed air blows shavings and dust into the machine guides, bearings and electri-
cal equipment. The machine may be damaged as a result.
Attention!
Plastic waste contaminates the environment.
Dispose of all shavings and plastic waste according to locally applicable legal stipula-
tions.
How to clean the machine:
 If you have not already done so, execute the steps in Chap. 9. aus.
 Remove shavings from machine parts with a hand broom, brush or vacuum cleaner.
 Use a brush to remove the shavings in the guide rolls at the back saw-band guide (see im-
age above
 Open saw band covers. Check brush and remove shavings from machine parts with a hand
broom, brush or vacuum cleaner.
 Clean up the shavings and plastic waste on the ground with a broom or vacuum cleaner.
9.2

Tensioning the saw band

Danger!
If the saw band tears or jumps off, it may injure the operator!
• The saw band may only be tensioned while the machine is idle.
• If the saw band is tensioned improperly, it may tear or jump off the diversion-
wheels during sawing. Adhere to the optimal tensioning values.
• Use original saw bands from the machine's manufacturer as it cannot be ensured
that saw bands from other manufacturers are safe for usage or have the proper
strain capability.
Attention!
Warning of material damage to machine or workpiece.
Ensure an optimal tensioning of the saw band as it might otherwise tear or jump off the
guide wheels and damage either the machine or the workpiece.
Note the MAX mark (see laterally on saw bow).
58 ENGLISH