Trailer; Trailer Linkage; Check Before Towing - SDMO R 340 U User And Maintenance Manual

4. Trailer

4.1.

Trailer linkage

Before attaching the trailer, check the trailer hook on the tow vehicle; it should fit the trailer ring perfectly.
Trying to tow a trailer with a non-matching device (bar, wires, cords, etc.) could lead to serious
accidents.
Also check:
- no incipient fractures or excessive wear on the hitching system.
- locking system is operating properly.
Warning
To hitch the trailer, proceed as follows:
Lock the wheels to stop the trailer from moving
Lift up the rear trailer supports and lock them
Release the parking brake
Release the locking levers for the draw bar arms and adjust the ring to the same height as the vehicle hook
Hitch the trailer, remove the locks on each side of the wheels then lift up the front wheel fully using its handle
Connect the electrical circuit of the trailer to that of the tow vehicle
Hook the handbrake safety wire onto the hook on the tow vehicle.
Tow vehicle
Tow vehicle
4.2.

Check before towing

Before towing, check the following:
Tightness of the generating set enclosure bolts.
Wheel tightness.
Hitching hook locked.
Tyre pressure.
Signalling lights working, for "on-road" trailers.
Enclosure doors closed.
Parking brake released, for "on-road" trailers.
Guide wheels (jockey wheels) and stands lifted (if fitted).
Towbar arm locking levers tightened and pinned (if fitted with an adjustable towbar).
Brake test, for "on-road" trailers.
Safety cable fitted, for "on-road" trailers.
CORRECT
Trailer
INCORRECT
Trailer
Figure 4.1 : Coupling a trailer
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CORRECT
Tow vehicle
INCORRECT
Tow vehicle
Trailer
Trailer