Operating instructions
76 Recovering/towing
After recovering / towing
The following safety measures should be taken before the towbar,
wire rope or chain is disconnected after recovering / towing:
1 Place the machine on level ground.
2 Apply the parking brake.
3 Block the wheels to prevent the machine from rolling.
Manual release of parking brake
If the parking brake cannot be released with the switch because of
insufficient compressed air, the brake can be released manually.
Proceed as follows:
1 Block the wheels or prevent the machine from rolling in another
way.
2 Remove the jacking bolt (A).
3 Remove the cover (B) from the cylinder housing.
4 Insert the jacking bolt in the cylinder housing (C) and turn the
jacking bolt ¼ turn clockwise to lock it.
5 Release the parking brake by screwing in the jacking bolt
clockwise until the brake pads no longer are applied.
NOTE! If the machine is left without restored parking brake,
this shall be indicated by attaching a tag to the steering wheel
stating that the parking brake is disabled.
Restoring parking brake after manual release
1 Block the wheels or prevent the machine from rolling in another
way.
2 Start the engine and let it run until the compressed-air system
has reached the correct working pressure, see page 185.
3 Release the parking brake with the switch on the control panel.
4 Screw the jacking bolt counter-clockwise until it is loose.
5 Install the cover on the cylinder housing and reinstall the
jacking bolt in its retainer.
6 Then check the function of the parking brake.
WARNING!
After the parking brake has been released manually it will
not work. The machine must only be towed if it is
connected to the towing vehicle by a towbar.
A Jacking bolt
B Cover
C Cylinder housing
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