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SAF-HOLLAND XL-FW307-02 3500 LOWLUBE INCLUDES AIR RELEASE User Manual

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1. Make sure coupling

area is flat, level
and clear of persons
and obstacles.

2. Center kingpin with

fifth wheel.

3. Back tractor close

to trailer and STOP.

4. Chock trailer wheels.

5. Connect brake lines and light cord.

6. Support slack in lines to prevent interference.

7. Set trailer brakes.

8. Adjust trailer height so fifth wheel will lift

trailer. Trailer should contact fifth wheel 4˝- 6˝
behind fifth wheel bracket pin.

9. Slowly back into trailer.

FIFTH WHEEL

MUST LIFT

TRAILER

FIFTH WHEEL

TILTED DOWN

USE LOW

GEAR

4˝- 6˝

If you do not obtain a proper couple,
repeat the coupling sequence. Do not

use any fifth wheel that fails to operate properly.

The coupling procedure is not
complete without a visual inspection.

You must get out of the tractor and verify that the fifth
wheel is properly coupled to the kingpin as shown in
Item 11.

FIFTH WHEEL

WILL NOT LIFT

TRAILER

TRAILER

TOP

KINGPIN

10. Do a pull test.

11. Get out of the tractor and visually inspect.

Be sure to complete all three inspections.

TRAILER
BRAKES
LOCKED

1

2

3

NO GAP!

NUT AND WASHER SNUG

AGAINST FIFTH WHEEL

LOCKS COMPLETELY

CLOSED AROUND

KINGPIN

2

XL-FW307-02

COUPLING PROCEDURES: