SUPPLEMENT WPT and WRT TRUCKS SERIAL NO. 307416 and Higher (S109)
Discover essential information and updates about DP supplement for WPT and WRT trucks with serial numbers 307416 and higher (S109), providing valuable insights and knowledge for users.
SUPPLEMENT WPT and WRT SERIAL NO. 307416 and Higher
1.GENERAL This supplement describes the new version of the WPT and WRT trucks serial number 307416 and Higher. Only illustrations affected by this change are included in this supplement. Parts list information includes all changed part numbers. Refer to the basic manual for all other parts information. 2. LOAD AND BACKREST ASSEMBLY Part number 504372 is the complete assembly for standard straddle trucks and 504379 for narrow straddle and includes all parts shown in figure 1. Part number 504370 for standard straddle and 504352 for narrow straddle are only the weldment with all other parts removed. Use the charts in the parts list for figure 1 to identify the correct Dash No. for the fork assembly, fork and backrest weldment and pull rod assembly. The correct Dash No. depends on the fork length as indicated.
Figure 1. Backrest/Fork Assembly
INDEX NO.
PART NO.
PART NAME
NO. REQD.
504372*
Backrest/Fork Assembly (See Chart 1)
1
504379†
Backrest/Fork Assembly (See Chart 2)
2
1
504370*
Fork and Backrest Weldment (See Chart 1)
1
504352*
Fork and Backrest Weldment (See Chart 2)
2
2
059645
Nut, Lock 5/8-18 UNF
6
3
077115
Thrust Washer
10
4
503955-01
Roller Assembly
6
5
401503
Shoulder Bolt
6
6
503963††
Load Wheel and Housing Assembly
2
6
504105†
Load Wheel and Housing Assembly
2
7
800229††
Load Wheel Housing
1
7
800249†
Load Wheel Housing
1
8
061010
Roll Pin, ¼ X 1-3/4
1
9
052941-01
Bearing
2
10
401506††
Shaft, Load Wheel
1
10
401714†
Shaft, Load Wheel
1
10A
401713†
Spacer
1
11
051225
Bearing Set
2
12
078264††
Load Wheel
2
12
078267†
Load Wheel
2
13
059130
Locknut, Hex., Thin 7/8-14 UNF-3B
2
14
401496
Shaft
2
15
503955-02
Roller Assembly
4
16
061719
Snap Ring, Ext. ¾
4
17
503957-02
Clevis Assembly
2
18
061008††
Roll Pin, ¼ X 1-1/2
4
18
06100†
Roll Pin, ¼ X 1-1/4
1
19
059452
Nut, 7/8-14 UNF, Left Hand Thread
2
20
504376*††
Pull Rod (See Chart 1)
2
504376†
Pull Rod (See Chart 2)
2
21
075084††
Spring, Extension
2
21
075084†
Spring, Extension
2
22
059451
Nut, 7/8-14 UNF, Right Hand Thread
6
23
401399
Plate, Spring
2
23
401707†
Bracket
2
23a
401708
Nut, Spring Retainer
2
24
077221
Lock Washer, 7/8 Split
4
25
025702
Grease Fitting
4
26
401504
Shaft
2
27
061006
Roll Pin, ¼ X 1-1/4
4
28
025704
Grease Fitting
6
29
503958
Pull Link Assembly
2
30
800232
Pull Link
1
INDEX NO.
PART NO.
PART NAME
NO. REQD.
31
052941-01
Bearing, Sleeve
2
32
401505
Pin, Roller, 0.625 OD X 3-3/8
2
33
025701††
Grease Fitting, 90°
2
33
025704†
Grease Fitting
2
34
503962††
Roller Assembly
2
34
504356†
Roller Assembly
2
35
060974
Roll Pin, 3/16 X 1-1/4
2
36
401497††
Shaft, Pivot
4
36
401710†
Shaft
4
37
075077
Spring, Compression
2
38
057614
Spring Guide, Tube
2
---
500166
Roller Bearing Assy
4
39
243401
Roller
4
40
051145
Bearing
4
41
053012
Rolling Spacer, 3/16 in. thick
A/R
41
053013
Rolling Spacer, 3/32 in. thick
A/R
42
236001
Spindle, 1-1/4 in. dia.
4
43
503957-01
Clevis Assembly
2
44
056499
Decal, NO RIDING
1
*USE APPROPRIATE PART.
CHART 1
FORK END ASSEMBLY
DASH NO.
FORK AND BACKREST WLDMNT
DASH NO.
PULL ROD ASSEMBLY
DASH NO.
LENGTH
504372
-01
504370
-01
504376
-01
36
504372
-02
504370
-02
504376
-02
42
504372
-03
504370
-03
504376
-03
48
504372
-04
504370
-04
504376
-04
50,56
504372
-05
504370
-05
504376
-05
54
504372
-06
504370
-06
504376
-06
60
504372
-01
504370
-07
504376
-05
64
504372
-02
504370
-08
504376
-06
76
504372
-03
504370
-09
504376
-07
84
CHART 2
FORK END ASSEMBLY
DASH NO.
FORK AND BACKREST WLDMNT
DASH NO.
PULL ROD ASSEMBLY
DASH NO.
LENGTH
504379
-01
504352
-01
504376
-01
36
504379
-02
504352
-02
504376
-02
42
504379
-03
504352
-03
504376
-03
48
504379
-04
504352
-04
504376
-05
54
504379
-05
504352
-05
504376
-06
60
†Parts for narrow straddle assy only.
††Parts for standard straddle assy only.
3. BASE AND FRAME The main changes to the base and frame are associated with the hydraulic compartment cover and left and right side door weldments. The changed items are shown with an asterisk on the illustration next to the Index No. The index number below refers to the index number in the basic manual, figure 3-9 for the WPT and figure 3-10 for the WRT.
Index No
3
Part number changed to P/N 069715
4
Replaced with item 35 P/N 063478
5
Part number changed to P/N 402014 Standard and 402030 Narrow Straddle
7
Deleted
12
Part Number changed to P/N 503954
26
Part Number changed to P/N 056593
27
Part Number changed to P/N 503953
Figure 2. Base and Frame
4. HYDRAULIC SYSTEM The only change to the hydraulic system is the addition of a hex head screw and flat washer used to secure the top of the lift cylinder. These are shown with an asterisk in figure 3 and are identified as follows:
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