Initial Inspection Of Axle Brakes; Checking Brake Shoe Linings For Wear - PRONAR T680 Operator's Manual

SECTION 5
may be performed by specialist workshops.
DANGER
Do not use the trailer when brake system is out of order.
5.2.2

INITIAL INSPECTION OF AXLE BRAKES

After purchasing trailer, the user is responsible for general checking of brake system of trailer
axle.
Inspection procedures
Hitch trailer to tractor and place chocks under trailer wheel.
Check fixing of cylinder and return springs.
Engage and release in turn the main brake and then the trailer parking brake.
Check cylinder movement and correct return of piston to start position.
Check if axle elements are in place, (cotter pins in castellated nuts, expansion
rings etc.).
Check hydraulic cylinders or pneumatic cylinders for tightness - compare
sections 5.3.2 and 5.4.2.
Initial inspection of axle brakes must be conducted:
5.2.3

CHECKING BRAKE SHOE LININGS FOR WEAR

Trailer brake shoes should be replaced when the brake lining thickness is less then the
minimum specified by the manufacturer.
Main brake and parking brake should be engaged and released
without great resistance and severity.
The help of a second person is required, who shall engage trailer
brake.
• after first use,
• after first travel with load.
5.3
Pronar T680