Checking Air Tightness And Visual Inspection Of Pneumatic System - PRONAR T683 Operator's Manual

Pronar T683
specialist establishments, having the appropriate technology and qualifications for this type of
work.
The duties of the operator connected with the pneumatic system include:
• checking tightness and visual inspection of the system.
• cleaning the air filter (filters),
• draining water from air tank,
• cleaning drain valve,
• cleaning and maintaining pneumatic conduit connections,
DANGER
Do NOT use the trailer when brake system is unreliable.
5.3.2 CHECKING AIR TIGHTNESS AND VISUAL INSPECTION OF PNEUMATIC
SYSTEM
Checking air tightness of pneumatic system
Hitch trailer to tractor.
Immobilise tractor and trailer with parking brake. Place chocks under trailer
wheel.
Start tractor in order to supplement air in trailer brake system tank.
Turn off tractor engine.
Check system components after releasing brake pedal in tractor.
Repeat system check with depressed tractor brake pedal.
In single conduit systems air pressure should amount to approx. 5.8
bar.
In double conduit systems air pressure should amount to approx. 8
bar.
Give particular attention to conduit connections and brake cylinders.
5.18
SECTION 5