GO THE DISTANCE.
TROUBLESHOOTING HINTS Fifth Wheel is Hard to Hook Up to Trailer: ✔ POSSIBLE CAUSE ■ The trailer may be too high; the kingpin Lower the trailer landing gear. is not entering the locks properly. ■ Locks are closed. Pull the secondary and primary release handles to the unlocked position and force the hinged lock open. ■ ■ The locks are adjusted too tightly. Check lock adjustments in accordance with the procedure in this manual. Accumulated rust or grime interfering with the lock operation.
XA-71 SERIES PARTS EXPLOSION Part numbers indicated throughout the instructions in bold numbers—for instance “fifth wheel top plate (1)”—refer back to this drawing. 13 15 Fifth Wheel Top Plate 1B or 1C 1 or 1A 18 16 12 17 Hole A 24 14 16A Hole B 26 NOT INCLUDED IN REBUILD KIT 21 22 23 20 30 27 28 32 27A 31 26 28A 27B 33 19 37 7 ACCESSORIES Stationary lock 8 35 9 10 35A Lockset 6 or 6A (6 shown) 25 36 25 5 Swinging lock 4 ITEM PART NO.
REBUILDING PROCEDURES 1. Before attempting to rebuild, review each troubleshooting hint on page 2 of this manual. You may find that rebuilding is not necessary. 2. If rebuilding is required, check the front page of this manual to be sure you have the correct kit for the fifth wheel you are about to rebuild. 3. Totally disassemble and clean the top plate. 4. Inspect the top plate for cracks and a loose lock pin hole.
REBUILDING PROCEDURES continued Primary Lock Installation continued 3. Plunger and Adjustment Wedge Installation 1. Place the secondary lock (10) into its approximate location in the casting (see FIGURE 4). FIGURE 4 10 Install the adjusting screw (20) through the hole located in the throat of the fifth wheel casting. Install the compression spring (23) over the screw, then slide the adjusting wedge (22) over the screw (see FIGURE 6). Compress the spring and install a lock nut (21).
REBUILDING PROCEDURES continued Release Arm and Release Lever Installation 1. Check the fit of the release lever (15) inside the slot in the plunger (17). The rounded end of the release lever must fit freely into the slot in the plunger. If the parts do not fit together freely, it will be necessary to deburr the rounded end of the release lever (see FIGURE 9). Once you have checked the fit, remove the release lever in order to attach it to the release arm in the following step. FIGURE 9 4.
REBUILDING PROCEDURES Swinging Lock Installation 1. continued Place the swinging lock (6) into position, compressing spring (7). For spring position, see FIGURE 3. IMPORTANT: Before proceeding with Secondary Lock Installation, turn to page 10 to determine which instructions you should follow. NOTE: The lock pin (5) has a hole for a grease Secondary Lock Installation: fitting (25). 1. Position the pin FIGURE 14 so that the hole 5 25 faces the front 4 of the casting.
REBUILDING PROCEDURES continued Adjust the Fifth Wheel Locks: 3. Tighten the lock nut (19) on the stationary lock. 1. Using a ratchet with 1/2˝ Allen wrench, tighten the adjustment screw (20) in the throat in the fifth wheel, by turning the screw clockwise until tight. 4. Loosen the adjustment screw (20) by turning counterclockwise 11⁄2 turns. The locking mechanism is now properly adjusted. 2.
CHECKING THE OPERATION OF THE FIFTH WHEEL Check the Mounting Brackets Before Remounting the Top Plate: 1. Inspect the brackets for cracks or damage, and replace if necessary. 2. Check the rubber bushings for wear. Replace if necessary. 3. Apply grease to the top bearing surface of the mounting bracket before remounting the top plate. 4. Inspect the bracket pins (or bolts, depending on the construction of your fifth wheel) for wear.
ALTERNATIVE “SECONDARY LOCK INSTALLATION” For fifth wheel models ORIGINALLY equipped with a tab on the swing lock and a step end on the lock arm, follow the instructions below and refer to FIGURE A, at right. 1. Coat the lock pin hole in the secondary lock (10) with Never-Seez® (supplied with kit). DO NOT use a substitute lubricant. 2. Install the secondary lock release handle (9) into the casting. Install the secondary lock onto the handle. Install a cotter pin (8) in the handle and spread it.
XL-FW232-02 11
HOLLAND USA, INC. 1950 Industrial Blvd. • P.O. Box 425 • Muskegon, MI 49443-0425 Phone 888-396-6501 • Fax 800-356-3929 www.thehollandgroupinc.com Copyright © August 2002 • The Holland Group, Inc. Holland USA, Inc. Facilities: Holland International, Inc. Holland Hitch of Canada, Ltd. Holland Equipment, Ltd. Holland Hitch Western, Ltd.
