Holland Fifth Wheel XA 331 Series User Manual

FW35 (XA-351) FIFTH WHEEL  
Trouble-Shooting Guide  
Before proceeding, verify that your fifth wheel top plate  
is a XA-351 model by following the 3 steps below:  
YOKE SHAFT EXTENDS  
OUT OF THE FRONT  
OF THE FIFTH WHEEL  
CORRECT  
TROUBLESHOOTING  
SECTION  
WRONG  
TROUBLESHOOTING  
SECTION  
XA-3501 SERIES  
XA-351 SERIES  
(Manufactured after 6/1/96)  
Open loop  
release handle  
XA-331 SERIES  
Closed loop  
release handle  
Bracket pin  
retained internally  
Bolt and nut retention  
for bracket pin  
IF YOU HAVE THIS FIFTH WHEEL,  
REFER TO THE FW3500 (XA-3501)  
TROUBLESHOOTING GUIDE SECTION.  
TROUBLESHOOTING HINTS FOR  
THIS MODEL FIFTH WHEEL TOP PLATE  
ARE CONTAINED IN THIS SECTION.  
Serial Number Tag Identification  
For this troubleshooting section, the  
part number on the serial number tag  
should begin with one of the following:  
• FW35  
• XA-351  
Part & Serial  
Number Tag  
1
XL-FW453-01  
FW35 (XA-351) FIFTH WHEEL  
Trouble-Shoot ing Guide  
PROBLEM: Difficult t o un coup le from t railer  
Cause  
Rem ed y  
1. The seconda ry lock is not relea sed.  
1. If m a nua l seconda ry, pull m a nua l  
seconda ry relea se ha ndle out a nd up,  
hooking it on ca sting a s shown in  
Figure 1.  
Figure 1  
2. The tra ctor m a y be puttng  
pressure a ga inst locks (pulling  
locks tight a ga inst kingpin).  
2. Lock the tra iler bra kes, then ba ck the  
tra ctor tight a ga inst the kingpin to  
relieve pressure on the locks. Lock the  
tra ctor bra kes. Pull relea se ha ndle.  
3. Tra ctor too low  
3. Ra ise tra ctor suspension to proper ride  
height.  
4. Rust or grim e build-up on locking  
4. Spray a light lubricant or apply a  
lightweight grease on all moving parts  
including the cam plate, yoke, lock pins,  
and release handle and spring. Operate  
several times to work in the lubricant.  
Follow recommended lubrication schedule  
as detailed in Service Bulletin XL-SB036-01.  
m echa nism .  
5. Bent kingpin, da m a ged upper  
coupler pla te or im proper use of  
“lube pla te.”  
5. Check the kingpin and upper plate  
coupler as detailed in Holland Service  
Bulletin XL-SB020. Remove any improperly  
installed or improperly specified lube  
plates. Refer to Holland Service Bulletin  
XL-SB004-01 for lube plate warnings.  
6. Bent kingpin, da m a ged bolster  
pla te, or im proper use of lube  
pla te.”  
6. Check the kingpin with a Holla nd  
TF-0110 kingin ga ge a nd bolster pla te  
with a 48˝ stra ight edge repa ir or  
repla ce a s required (See Figure 2 below,  
a nd Service Bulletin XL-SB-020.)  
.06MAX.  
Figure 2  
BOLSTER PLATE  
38”  
1.250  
1.375  
.25MAX.  
.12MAX.  
2.875 DIA.  
2.750  
3.312  
2.000 DIA.  
R.  
10  
R.  
°
1
±
°
90  
2.815 DIA.  
19  
3
FW35 (XA-351) FIFTH WHEEL  
Trouble-Shoot ing Guide  
PROBLEM: Difficult t o un coup le from t railer (con t .)  
7. Fifth wheel locks a djusted too  
7. Re-a djust fifth wheel locks following  
the procedures in the Lock Adjustm ent  
section of the m a intena nce instructions  
included with your fifth wheel  
tight.  
(Holla nd publica tion XL-FW-308).  
8. Fifth wheel must be rebuilt. Obtain the  
8. Relea se ha ndle will not sta y out to  
proper rebuild kit for your model top plate.  
a llow uncoupling.  
9. Rebuild fifth wheel with the proper  
9. Other m issing or da m a ged relea se  
Holla nd rebuild kit.  
system pa rts.  
10. Repla ce entire fifth wheel.  
10. Ca sting bent/da m a ged a t throa t  
a rea restricting m ovem ent.  
PROBLEM: Difficult t o coup le t o t railer  
Cause  
Rem ed y  
1. The tra iler m a y be too high; the  
kingpin is not entering the locks  
properly.  
1. Chock tra iler wheels. Then using LOW  
GEAR, lower the tra iler la nding gea r  
until the bolster pla te is a ligned with  
the fifth wheel, a s shown in Figure 3.  
Figure 3  
Wrong  
OK  
FIFTH WHEEL  
WILL NOT LIFT  
TRAILER  
FIFTH WHEEL  
MUST LIFT  
TRAILER  
4"- 6"  
FIFTH WHEEL  
TILTED DOWN  
USE LOW  
GEAR  
2. Pull relea se ha ndle a ll the wa y out  
(see Figure 4).  
2. Locks a re closed.  
Figure 4  
OK  
LOCKS ARE OPEN  
LOCKS ARE CLOSED  
4
FW35 (XA-351) FIFTH WHEEL  
Trouble-Shoot ing Guide  
PROBLEM: Difficult t o coup le t o t railer (con t .)  
Rem ed y  
Cause  
3. Slowly ba ck the tra ctor up to the  
tra iler. Pick up the tra iler with the fifth  
wheel. STOP. Then continue ba cking  
until the fifth wheel locks firm ly to the  
kingpin. Stopping helps prevent hitting  
the kingpin too ha rd.  
3. Attem pting to couple too fa st.  
BACK INTO TRAILER  
DO NOT  
TRAILER FAST  
BACK INTO  
SLOW LY  
4. Excess a ccum ula tion of rust or  
grim e is interferring with lock  
opera tion.  
4. Thoroughly clea n the fifth wheel then  
relubrica te a ll m oving pa rts including  
the ca m pla te, yoke, lock pins, a nd  
relea se ha ndle a nd spring, a s described  
in Holla nd Service Bulletin XL-SB036-01.  
Opera te severa l tim es to work in the  
lubrica nt. Follow recom m ended  
lubrica tion schedule a s deta iled in  
Service Bulletin XL-SB036-01.  
5. Da m a ged, bent relea se ha ndle.  
5. Repla ce relea se ha ndle using rebuild  
kit RK-08415-1.  
6. Da m a ged, bent yoke sha ft from  
im proper coupling (see Figure 4).  
6. Inspect for kingpin da m a ge (im pa ct)  
(see Figure 5). If dam aged, rebuild fifth  
wheel with the proper Holland rebuild kit.  
Figure 5  
Trailer  
Improper coupling attempt.  
Severely misaligned trailer  
kingpin and fifth wheel.  
5
FW35 (XA-351) FIFTH WHEEL  
Trouble-Shoot ing Guide  
PROBLEM: Difficult t o coup le t o t railer (con t .)  
Rem ed y  
Cause  
7. Bent kingpin, da m a ged upper  
coupler pla te or im proper use of  
lube pla te.”  
7. Check the kingpin a nd upper pla te  
coupler a s deta iled in Holla nd Service  
Bulletin XL-SB020-01. Rem ove a n y  
im properly insta lled or im properly specified  
lube pla tes. Refer to Holla nd Service Bulletin  
XL-SB004-01 for lube pla te wa rnings.  
Check the kingpin with a Holla nd  
TF-0110 kingin ga ge a nd bolster pla te  
with a 48˝ stra ight edge repa ir or  
repla ce a s required (See Figure 6 below,  
a nd Service Bulletin XL-SB020-01.)  
Figure 6  
.06MAX.  
38”  
.25MAX.  
.12MAX.  
R.  
10  
R.  
°
1
±
°
90  
19  
BOLSTER PLATE  
2.875 DIA.  
1.250  
1.375  
2.750  
3.312  
2.000 DIA.  
2.815 DIA.  
PROBLEM: Excessive m ovem en t in t h e lock jaw s  
Rem ed y  
Cause  
1. Check kingpin for a ccepta ble wea r with  
Holla nd TF-0110. Repla ce kingpin, if  
necessa ry.  
1. Kingpin wea r.  
2. Adjust fifth wheel following the procedures in  
the Lock Adjustm ent section of the  
2. Fifth wheel out of a djustm ent.  
m aintenance instructions included with your  
fifth wheel (Holla nd publica tion XL-FW308).  
3. Rebuild fifth wheel using proper rebuild kit.  
3. Fifth wheel ca nnot be a djusted  
further.  
6
FW35 (XA-351) FIFTH WHEEL  
Trouble-Shoot ing Guide  
PROBLEM: Lock p in s (XA-07292-T) raisin g  
Rem ed y  
Cause  
1. Check the kingpin a nd upper pla te  
coupler a s deta iled in Holla nd Service  
Bulletin XL-SB020-01. Remove any improperly  
insta lled or im properly specified lube  
pla tes. Refer to Holla nd Service Bulletin  
XL-SB004-01 for lube pla te wa rnings.  
1. Kingpin too short or im properly  
insta lled lube pla te.”  
2. Too m uch vertica l m ovem ent of  
BOLSTER PLATE  
ja w(s) in ca sting.  
1.250  
1.375  
2.875 DIA.  
2.750  
3.312  
2.000 DIA.  
2.815 DIA.  
2. Shim ja w(s) in ca sting using Pa rt No.  
XB-05859-1 a s shown in Figure 7.  
NOTE: Do not shim tight. Ma inta in .040˝  
to .060˝ free pla y between the lock ja w  
and the casting.  
Figure 7  
Lock Pin  
Top of  
Fifth Wheel  
Plate  
Fifth  
Lock  
Jaw  
Wheel  
Casting  
Spacers  
Cotter  
Pin  
PROBLEM: Hard st eerin g or b in d in g  
Rem ed y  
Cause  
1. Lubrica te top of fifth wheel pla te using a  
high pressure, lithium -ba sed grea se.  
1. La ck of lubrica tion on fifth  
wheel top surfa ce.  
Follow recom m ended lubrica tion schedule  
a s described in Service Bulletin XL-SB036.  
2. Check upper coupler pla te for fla tness.  
Repla ce if necessa ry. (Refer to Service  
Bulletin XL-SB020-01 for additional information  
on upper coupler pla te specifica tions.)  
2. Wa rped tra iler upper coupler  
pla te.  
7
FW35 (XA-351) FIFTH WHEEL  
Trouble-Shoot ing Guide  
5
6
BRACKET COMPONENTS  
(NOT INCLUDED IN  
REBUILD KIT)  
7
32  
31  
15  
8
18  
16  
17  
9
10  
30  
22  
19  
20  
19  
11  
21L  
33  
16  
22  
12  
13  
MODELS EQUIPPED WITH  
MANUAL SECONDARY LOCK  
14L  
26  
34  
29  
28  
25  
29  
35  
23  
24  
27  
12  
4
ACCESSORIES  
36  
NOTE: FOR RIGHT HAND  
RELEASE.  
14R  
37  
38  
3
21R  
2
39  
1
2
ITEM  
NO. PART NO.  
NO.  
REQ. PART NAME  
ITEM  
NO. PART NO.  
NO  
REQ. PART NAME  
1
2
3
4
5
6
7
8
9
XA-07292-T  
XB-5  
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
2
1
Lock Pin  
21L XA-07150-L  
21R XA-07150-R  
22 XB-T-69-A  
23 XA-07151-1  
24 XB-07291  
1
1
1
1
1
Cam plate (left-hand)  
Cotter pin (1/4" x 2")  
Lock jaw set  
Cam plate (right-hand)  
XA-07296  
XB-07628  
XB-HNH-34-F  
Locknut (1/2"-20) (2 add’l. req’d. for brackets)  
Release handle (universal for both left and right)  
Compression spring  
Extension spring  
Locknut (3/4"-16)  
XB-PW-1316-112  
XB-1127  
Washer (1-1/2" O.D. x 13/16" I.D.)  
Rubber washer  
25 XB-PW-1732-1-116 1  
Washer (1-1/16" O.D. x 5/8" I.D.)  
Cotter pin (1/8" x 1-1/4")  
26 XB-07508  
27 XB-T-49  
1
1
1
2
2
2
2
2
1
1
1
1
1
1
XB-02312  
Lock adjustment tag  
Yoke shaft  
Washer (1-3/8" O.D. x 9/16" I.D.)  
Operation tag  
XA-1706  
28 XB-07610  
29 XB-H-38  
10 XB-1505  
Compression spring  
Yoke  
Grease zerk  
11 XA-07295  
12 XB-2149  
* 30 XB-C-95  
* 31 XE-06356  
* 32 XB-1604-5  
* 33 XB-0011-2  
Hex head cap screw (1/2"-20 x 1-1/4")  
Bracket pin  
Torsion spring  
13 XB-21-S-500-2750  
14L XA-3542-L  
14R XA-3542-R  
15 XB-2083  
Roll pin (1/2" x 2-3/4")  
Secondary lock (left-hand)  
Secondary lock (right-hand)  
Rubber bushing (brackets mfg'd prior to 5/82)  
Rubber bushing (brackets mfg'd after 5/82)  
Manual secondary lock release handle  
Manual secondary lock  
** 34 XA-3542-M  
Hex head cap screw (1/2"-20 x 1-3/4") ** 35 XA-3528  
16 XB-08559  
17 XA-1029  
Washer (1-3/4" O.D. x 9/16" I.D.)  
Roller (1/2” I.D.)  
* 36 TF-0110  
Kingpin gage  
* 37 TF-0237  
2" Lock gage (plug)  
18 XB-CX-58-F-134  
19 XB-07431  
20 XA-1507  
Hex head cap screw (5/8"-18 x 1-3/4")  
Washer (2-5/8" x 21/32")  
Roller (5/8” I.D.)  
* 38 TF-TLN-5001  
* 39 TF-TLN-1000  
Kingpin lock tester (New)  
Kingpin lock tester (Old)  
* Parts not included in rebuild kit (available from your local Holland distributor.)  
** Parts included in rebuild kits RK-351-A-L-02 and RK-351-A-02.  
8

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