Prepare A Trailer For First Hitching To Tractor - PRONAR T669 Operator's Manual

SECTION 4

4.1.2 PREPARE A TRAILER FOR FIRST HITCHING TO TRACTOR

Preparation
Check all the trailer's lubrication points, lubricate the machine as needed
according to recommendations provided in section 5.
Check if the nuts and bolts fixing the wheels are properly tightened.
Drain air tank of the brake system.
Ensure that pneumatic, hydraulic and electric connections in agricultural
tractor are according to the requirements, if not the trailer should not be
hitched to the tractor.
Adjust the height of the drawbar to the tractor hitch
Test start
If all the above checks have been performed and there is no doubt as to the trailer's good
technical condition, it can be connected to tractor. Start the tractor, check all systems and
conduct test run of trailer without load (no load in load box). It is recommended that the
inspection is conducted by two people, one of which should always remain in the tractor cab.
Test start should be conducted according to the sequence shown below.
Connect trailer to appropriate hitch on agricultural tractor.
Connect brake, electrical and hydraulic system conduits.
Switch on individual lights, check correct operation of electrical system.
Switch hydraulic tipping system valve to position 1. Conduct test tipping of
load box backward.
Actuate and check tailgate control system.
When moving off check if the main brakes operate correctly.
Perform test drive.
A detailed description can be found in section 5.
4.3
Pronar T669