Assembly Inspection Checklist for 33 Series Fifth Wheel Top Plates

Shift:

1.0 Top plate machined

2.0 Lock pins are flush with top plate.

2.1 Lock pins are un-chipped.

2.2 Lubrication on lock pins per XM-351 drawing

3.0 Yoke fit criteria: Check with locks closed around a kingpin & yoke properly seated (minimum 2 couplings)

3.1 Yoke extension (applies to both yoke tips) .30 max, flush min

3.2 Gaps (applies to both yoke tips) .020 max gap

3.3 Ends of yoke are lubricated per XM-351 drawing

3.4 Rubber washer on yoke shaft does not freely rotate by hand

4.0 Sharp edges of washers are away from cam plate

4.1 Cam plate pivot hole & cam track are lubricated on both sides per XM- 351 drawing

5.0 XB-2083 cam pivot bolt is tight

6.0 XB-CX-58-F-134 bolt is bottomed out on yoke shaft

6.1 .06 to .12 gap between 5/8 bolt head and washer

7.0 Secondary lock in position, moves freely, lubricated in pivot hole and where contact is made with cam plate per XM-351 drawing

8.0 Yoke shaft threads lubricated per XM-351 drawing

9.0 Extension spring attached to locks

10.0 Retaining rings are secure on lock pins

11.0 Adjusting tag is pointing counterclockwise

12.0 Assembler's stamp is clearly visible

13.0 Pocket inserts are assembled in fifth wheel (-P versions)

14.0 Functional test is OK

15.0 Release handle XA-07151-1, 1 - XB-T-49 washer, 1 - spring, 1 - XB-PW-1732-1-116 washer, and 1 - cotter pin installed properly

16.0 Lubrication tube installed to top plate

17.0 Air cylinder properly mounted and secure (air release only)

18.0 ELI-te Inspection (if so equipped)

18.1 Kingpin sensor jam nut position set in accordance with EE-11971HHF824-013 (7/13/2021) Rev A

18.2 Can sensor jam nut position set in accordance with EE-11971

18.3 All lamp and sensor brackets and logic module securely mounted

18.4 Kingpin sensor flag operates with kingpin entry and returns with spring tension

18.5 All four white inspection lamps are secured with grommets and pointed towards locks

18.6 Both red warning lamps are secured with grommets and pointed outwards from their respective side of the fifth wheel

18.7 Cables secured with zip ties in accordance with assembly instructions

18.8 With the fifth wheel locked to a kingpin and power applied to the ELI-te:

18.8.1 The four inspection lamps should be ON

18.8.2 The two red warning lamps should be off

18.8.3 The COUPLE output indicator lamp should be ON

18.8.4 The WARNING output indicator lamp should be off

18.9 With the fifth wheel unlocked and kingpin removed:

18.9.1 The four inspection lamps should be off

18.9.2 The two red warning lamps should be off

18.9.3 The COUPLE output indicator lamp should be off

18.9.4 The WARNING output indicator lamp should be off

18.10 With locks closed and kingpin removed:

18.10.1 The four inspection lamps should be off

18.10.2 The two red warning lamps should be FLASHING

18.10.3 The COUPLE output indicator lamp should be off

18.10.4 The WARNING output indicator lamp should be ON or FLASHING

18.10.5 Using aluminum foil, mask the warning & inspection lights. Also mask the connector face of the system power cord with aluminum foil

Accepted: