Saf-holland XL-FW10049OM AL Aluminum NoLube Series Fifth Wheel Manuel d'utilisateur télécharger pdf (Page 19)

XL-FW10049OM-en-US Rev A 11-10 Amendments and Errors Reserved. © SAF-HOLLAND, Inc.

Troubleshooting

Difficult to Couple to Trailer:

3

POSSIBLE CAUSE REMEDY

Attempting to couple too fast.

Couple in accordance with the procedure in this

Owner’s Manual.

The trailer may be too high; the kingpin

is not entering the lock properly.

Lower the trailer in accordance with

manufacturer’s instructions.

Lock is closed.

Manually pull the release handle out as far as

possible. Lock will swing open. If air release

equipped, set tractor brakes and actuate fifth

wheel control valve to open lock.

Accumulated rust or grime interfering

with the lock operation.

Thoroughly clean the fifth wheel and relubricate in

accordance with the procedure in this Owner’s

Manual.

The lock is adjusted too tightly.

Check lock adjustments in accordance with the

procedure in this Owner’s Manual.

The lock may be damaged.

The fifth wheel M

MUST

be rebuilt using the

appropriate SAF-HOLLAND service kit.

Damaged, bent release handle.

Replace release handle using the appropriate

SAF-HOLLAND service kit.

Bent kingpin, damaged upper coupler,

or improper use of “lube plate” may be

interfering with lock movement.

Check the kingpin and upper coupler as detailed

in Holland Service Bulletin XL-SB020. Repair/

replace as required. Remove any improperly

installed or improperly specified lube plates.

Refer to Holland Service Bulletin XL-SB004-01 for

lube plate warnings.

3

POSSIBLE CAUSE REMEDY

The tractor may be putting pressure

against the locks.

Lock the trailer brakes and back the tractor

tightly against the kingpin to relieve the pres-

sure on the fifth wheel lock, set the brakes,

then pull the

release handle.

Tractor too low. Raise tractor suspension to proper ride height.

The release handle is not pulled out com-

pletely and hooked on the forging.

Slide the release handle forward, then pull out

the handle, slide it forward, and hook.

Accumulated rust or grime interfering with

the lock operation.

Thoroughly clean the fifth wheel and relubricate

in accordance with the procedure in this

Owner’s Manual.

Difficult to Uncouple from Trailer:

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Saf-holland XL-FW10049OM AL Aluminum NoLube Series Fifth Wheel Manuel d'utilisateur Page 19

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