Control Of Pneumatic System - PRONAR T679/4M User Manual

Technical inspection schedule
5.16

CONTROL OF PNEUMATIC SYSTEM

DANGER
It is forbidden to use the trailer with inefficient braking
system.
THE SCOPE OF ACTIVITIES
• Hitch trailer to tractor.
• The tractor and trailer should be im-
mobilized with the parking brake. Ad-
ditionally, place wedges under the
rear wheel of the trailer.
• Start the tractor to supplement the air
in the trailer braking system tank.
• Switch off the tractor engine.
• Check the system components with
the tractor brake pedal released.
• Pay special attention to cable con-
nections and brake cylinders.
• Repeat the system check with the
tractor brake pedal depressed.
In the event of a leak, the compressed
air will leak out in places of damage with
a characteristic hiss. The system leak
can be detected by coating the checked
DANGER
Repair, replacement or regeneration of pneumatic
system components may only be carried out in a
specialized workshop.
elements with washing liquid or foaming
agent, which will not aggressively affect
the elements of the installation. Damaged
elements should be replaced or sent for
repair. If the leak appeared around the
connections, the user can tighten the con-
nector on their own. In the event air still
leaks, replace the connector components
or seals with new ones.
When checking for leaks, pay attention
to the technical condition and degree of
cleanliness of the system components.
Contact of pneumatic conduits, seals etc.
with oil, grease, gasoline etc. may damage
them or accelerate the aging process.
Bent, permanently deformed, cut or frayed
wires are only eligible for replacement.
PRONAR T679/4M
Chapter 5
I.3.2.589.16.1.EN
5.21