Resumo do conteúdo contido na página número 1
FW8 (XA-201) FIFTH WHEEL
Trouble-Shooting Guide
Before proceeding, verify that your fifth wheel top plate
is a XA-201 model by following the 3 steps below:
➊
• FLAT SURFACE
• NO ADJUSTMENT BOLT
➋
• OPEN LOOP • CLOSED LOOP
RELEASE HANDLE RELEASE HANDLE
• NO BRACKET PIN • BRACKET PIN RETENTION
RETENTION TAB TABS AND BOLTS
➌
Serial Number Tag Identification
For this troubleshooting section, the
part number on the serial number tag
should begin with one of the following:
• FW8
• XA-201
Part & Serial
Resumo do conteúdo contido na página número 2
FW8 (XA-201) FIFTH WHEEL Trouble-Shooting Guide TABLE OF CONTENTS Difficult to uncouple from trailer. . . . . . . . . . . . . . . . . . . . . . . . . . 3 – 4 Difficult to couple to trailer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 – 6 Movement within jaw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Hard steering or binding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 FW8 (XA-201) exploded view . . . . . . . . . . . . . .
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FW8 (XA-201) FIFTH WHEEL Trouble-Shooting Guide PROBLEM: Difficult to uncouple from trailer Cause Remedy 1. The primary release handle is not 1. Slide the primary release handle pulled out completely and hooked forward, then pull the handle out, slide on the notch in the casting. it forward and hook it on the notch of the top plate casting, see Figure 1. Figure 1 UNLOCK NOTCH 3rd 1st 2nd LOCK NOTCH 2. The tractor may be puttng 2. Lock the trailer brakes, then back the pressure against locks (pul
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FW8 (XA-201) FIFTH WHEEL Trouble-Shooting Guide PROBLEM: Difficult to uncouple from trailer 7. Bent release arm from improper 7. Inspect for bent release arm. Rebuild fifth coupling attempt. wheel with the proper Holland rebuild kit using all parts included in kit. 8. Other missing or damaged release 8. Rebuild fifth wheel with the proper system parts. Holland rebuild kit using all parts included in kit. 9. Casting bent/damaged at throat 9. Replace entire fifth wheel. area restricting movement.
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FW8 (XA-201) FIFTH WHEEL Trouble-Shooting Guide PROBLEM: Difficult to couple to trailer Cause Remedy 1. The trailer may be too high; the 1. Chock trailer wheels. Then using LOW kingpin is not entering the locks GEAR, lower the trailer landing gear properly. until the bolster plate is aligned with the fifth wheel, as shown in Figure 3. Figure 3 Wrong OK ➠ FIFTH WHEEL FIFTH WHEEL WILL NOT LIFT MUST LIFT 4"- 6" TRAILER TRAILER ➠ FIFTH WHEEL USE LOW TILTED DOWN GEAR 2. Make sure the locks are open
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FW8 (XA-201) FIFTH WHEEL Trouble-Shooting Guide PROBLEM: Difficult to couple to trailer (con’t.) Cause Remedy 4. Slide the primary release handle forward, 4. The primary release handle is not pull the handle out, then slide it forward pulled out completely and hooked again and hook it on the notch of the on the notch in the casting. top plate casting (see Figure 5). Figure 5 UNLOCK NOTCH 3rd 1st 2nd LOCK NOTCH 5. Replace release handle using proper 5. Damaged, bent release handle. release handle
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FW8 (XA-201) FIFTH WHEEL Trouble-Shooting Guide PROBLEM: Excessive movement in the lock jaws Cause Remedy 1. Check kingpin for acceptable wear 1. Kingpin wear. with Holland TF-0110. Replace kingpin if necessary. 2. Fifth wheel out of adjustment. 2. Adjust fifth wheel following the procedures in the Lock Adjustment section of the maintenance instructions included with your fifth wheel (Holland publication XL-FW354). 3. Rebuild fifth wheel using proper 3. Fifth wheel cannot be adjusted rebuild kit
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FW8 (XA-201) FIFTH WHEEL Trouble-Shooting Guide Generation III parts shown RIGHT HAND RELEASE 11R-3 10R 13 LEFT-HAND RELEASE ONLY 12R 11R-6 23 9 14 9 8 22 8 13 LEFT HAND RELEASE 21 19 14 20 27 18 24 7 10L 15 11L E F 12L H B A ACCESSORIES 17 D 5 39 40 16 G 41 42 I C 24 MODELS EQUIPPED WITH 6 MANUAL SECONDARY LOCKS 35 25 (2 REQ.) 33 34 33 4 36 3 29 32 2 28 31 NOT INCLUDED IN 30 26 (2 REQ .) SERVICE KITS 1 37 (2 REQ.) 38 (2 REQ.) ITEM PART NO. NO. PART NAME ITEM PART NO. NO. PART NAME 1 XB-06329-1
