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6.1.3.
Replacement of the chain or cutting bar
Carry out the following operations as listed below:
•
Unscrew the nuts (14) and (25) that secure the front casing (2).
•
Loosen the cutting bar (15) by unscrewing the screw (17) anticlockwise.
•
Remove the bar with the chain and replace it, paying attention to the correct arrangement of the cutting teeth.
•
Mount the bar with the new chain, mount the front casing (2) and partially tighten nuts (14) and (25).
•
Tension the chain by turning the adjustment screw (17) clockwise.
•
Adjust the chain so that it is tight and can slide easily with the force of your hand.
•
When the correct tension has been reached, refit the front casing (2) and tighten nuts (14) and (25).
6.1.4.
Lubrication of the cutting bar
The oil flow on the chain (16) has been pre-set by the manufacturer. Operation is automatic and does not need
any adjustments. Always check the oil level in the tank (20). The lubrication is carried out automatically. Oil is
topped up by unscrewing the cap (11) on the tank (20).
Periodically clean the oil inlet hole, the oil outlet channel and the chain bar groove.
CAUTION!
Do not use salvaged oil. It could damage the lubrication pump.
CAUTION!
Before any oil supply, clean the area around the cap, so that no impurities may enter the tank.
CAUTION!
Lack of lubrication may cause seizing of the chain (16) on the support bar (15).
6.1.5.
End of work maintenance
After use, or in the case of long periods of inactivity, it is prescribed to:
•
Follow the procedure for shutting down and securing the tool, above (see paragraph 5.4).
•
Empty the oil tank (20) and close the cap (11).
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Remove cutting residues (sawdust) from the front cover (2). Reassemble and clean the tool perfectly.
•
Place the bar cover (3) on the bar (15).
•
Follow all the maintenance instructions in the manual.
CAUTION!
Dismantle the front cover (2) every 20 working hours and remove any cutting residue that could prevent
the tool from working properly.
6.2.
Extraordinary maintenance
6.2.1.
General information
Extraordinary maintenance and repairs must be carried out by a maintenance technician.
Prior to any extraordinary maintenance activity, it is mandatory to:
•
Wear heavy-duty protective gloves.
•
Switch off the ON/OFF switch (5) (pos. OFF).
•
Place the battery in a safe position.
•
Disconnect the power cable (13)
CAUTION!
Any extraordinary maintenance (replacement of control keypad, power cable, motor, circuit board, etc.)
must be carried out at a CAT.
6.2.2.
Cleaning the cutting bar and lubrication holes
Clean these parts often, especially before using the tool.
•
Remove the chain (16) and clean the bar channel (15).
•
Clean the lubrication holes.
0310.0360 Use and Maintenance Manual - Translation
of Original Instructions - Rev: 00, Date 07/02/2024
Page 49
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