PRONAR T683P, Руководство пользователя

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Pronar T683P CHAPTER 5
5.14
Check that the cylinder piston moves freely and within the full nominal range.
Check that the actuator ventilation openings are not clogged with dirt and that
there is no water or ice inside. Check the correct mounting of the actuator.
Clean the actuator, defrost if necessary and remove water through the vent
holes. If damage is found, replace the actuator with a new one. When
mounting the actuator, keep its original position relative to the bracket (7).
Turn the adjusting screw (4) so that the marked hole of the expander arm
coincides with the hole of the cylinder fork
During adjustment, the diaphragm (2) must rest on the rear wall of the
actuator - compare figure (5.6).
Install the piston rod fork pin and washers and secure the pin with cotter pins.
Turn the adjusting screw (4) clockwise to make one or two clicks in the
expander arm adjustment mechanism.
Repeat the adjustment on the second cylinder on the same axis.
•
Before the period of intensive use.
•
Every 6 months.
•
After repairing the braking system.
•
In the event of uneven braking of the trailer wheels.
CAUTION
The mounting positions of the brake cylinder in the bracket holes and the cylinder pin in
the expander arm are determined by the Manufacturer and cannot be changed.
Whenever removing the pin or actuator, it is recommended to mark the location of the
original attachment.
5.2.8 REPLACEMENT AND ADJUSTMENT OF PARKING BRAKE CABLE
TENSION
The correct operation of the parking brake depends on the effectiveness of the brakes on the
rear axle and the correct tension of the brake cable.
Before adjusting, make sure that the axle brake is properly adjusted and functions properly.