Safety and operating instructions
© Construction Tools PC AB | 9800 1594 01 | 2020-03-23
Original Instructions
15
5.4 Working tool
5.4.1 Selecting the right working tool
5.4.1.1 Conical moil point
• Very good penetra-
tion
• Regular spread of
wedge action
• No torsion effect
5.4.1.2 Chisels and spades
• Very good spread of
wedge action
• Good penetration
• Torsion effect
5.4.1.3 Blunt tool
• Very good energy ap-
plication
• Optimum breaking ef-
fect
• No torsion effect
5.4.2 Mounting and dismounting the
working tool
WARNING Running engine
Changing the inserted tool or accessories while the car-
rier's engine is running can cause serious injury.
u Secure the carrier against involuntary activation.
Before you start mounting or dismounting the working
tool, do the following:
1.
Place the hydraulic breaker on timber support blocks.
The boring on the back side of the hydraulic breaker
has to remain free.
2.
Shut off the carrier's engine.
3.
Remove the plug from the hammer box, at the re-
tainer pin.
Dismounting the working tool:
1.
Press the retainer pins out from the hole at the back
upwards until you can remove it through the hole on
the front side.
NOTICE Dismount the working tool with a lifting strap
to reduce the risk of crushed body parts. Some work-
ing tools are heavy, therefore lift out the working tool
in a safe way.
2.
Check that the O-rings and retainer pins are not worn
out or damaged. Change if necessary.
Mounting the working tool:
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