Check the Remote-Controlled Trailer Hitch for Wear

CAUTION:

LX1031444
LX1031444-UN-23SEP03

Straight-Sided Hitch Pin

LX1039100
LX1039100-UN-11JUL06

Ball-Shaped Hitch Pin

Parts that have reached or exceeded their wear limit must be replaced with new parts.

Check diameters (a, b and c) of the hitch pin.

ItemMeasurementSpecification
Straight-Sided Hitch PinWear limit or diameter (a)min. 29 mm min. 1.14 in.
Ball-Shaped Hitch PinWear limit or diameter (b)min. 36.5 mm min. 1.44 in.
Ball-Shaped Hitch PinWear limit or diameter (c)min. 27 mm min. 1.06 in.

LX1047991
LX1047991-UN-23SEP09

Check vertical play (d) of the hitch pin.

ItemMeasurementSpecification
Hitch PinPlaymax. 2.5 mm max. 0.1 in.

LX1031443
LX1031443-UN-23SEP03

Check diameter (c) of the receiver hole.

ItemMeasurementSpecification
Bottom receiver hole (in direction of travel)Wear limit or diametermax. 34.0 mm (oval) max. 1.33 in. (oval)

LX1047992
LX1047992-UN-23SEP09

Check thickness (e) of wear plate.

ItemMeasurementSpecification
Wear PlateThicknessmin. 6 mm min. 0.24 in.

Check play in the bottom pin guide.

ItemMeasurementSpecification
Pin in Bottom Pin GuidePlaymax. 2.5 mm max. 0.1 in.

Check wear of hitch pin or bore.

ItemMeasurementSpecification
Hitch Pin and HoleWearmax. 1.5 mm max. 0.06 in.

LX1048787
LX1048787-UN-09DEC09

Determine play (f) between trailer hitch and receiver.

ItemMeasurementSpecification
Trailer Hitch and ReceiverPlaymax. 3.0 mm max. 0.12 in.

LX24888,00005D3-19-20100830