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SECTION 5
Clamp jaws must be placed on the side of the cable under load.
The first clamp should be placed directly on the thimble.
ATTENTION
Clamp jaws must be placed on the side of the load bearing cable - see figure (5.8).
Adjustment of parking brake cable tension
Checking and/or adjustment of parking brake:
Hitch trailer to tractor. Park trailer and tractor on level surface.
Place chocks under trailer rear wheel.
Unscrew the brake bolt mechanism maximally (1) – figure (5.7), (anti
clockwise).
Loosen nuts (8) of U-bolt clamps (7) on handbrake cable II (4) – figure (5.7).
Tighten cable and tighten clamps.
5.3 PNEUMATIC SYSTEM MAINTENANCE
5.3.1
PRELIMINARY INFORMATION
Work connected with repair, replacement or regeneration of system components (brake
cylinders, conduits, control valve, braking force regulator, etc.) should be entrusted to
specialist establishments, having the appropriate technology and qualifications for this type of
work.
The duties of the operator connected with the pneumatic system maintenance include:
• checking tightness and visual inspection of the system,
• every 12 months,
• if needed.
Length of parking brake cable should be so selected that at total
release of working and parking brake the cable would be loose and
hanging by 1 - 2 cm.
5.19
Pronar T680
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