ap3111d3121a

Lubricate and check operation of trailer hitch with detachable ball neck

유형 ap · 주제 31.11 · 버전 0108 · 2010-05-28

적용 대상: MODEL 638 with CODE (Q50) Trailer hitch with removable ball head MODEL 639 with CODE (Q50) Trailer hitch with removable ball head

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위치

기능 그룹 2 섀시 › 31 프레임, 트레일러　모드 › 31.11 트레일러 기계장치 — 시리즈 638 · 시리즈 639

EinPAS 35 바디/프레임/부착 부품 › 35.60 트레일러 커플링 › 35.60.30 트레일러 커플링/트레일러 히치 — 시리즈 638 · 시리즈 639

AP31.11-D-3121A

Lubricate and check operation of trailer hitch with detachable ball neck

27.5.10

MODEL 638 with CODE (Q50) Trailer hitch with removable ball head

MODEL 639 with CODE (Q50) Trailer hitch with removable ball head

Lubricate and check operation of trailer hitch with detachable ball neck
Lubricate and check operation of trailer hitch with detachable ball neck

N31.11-0230-01

Shown on model 638

A Cover on bumper

B Cover for

Ball neck mounting

N31.11-0227-01

Lubricate and check operation of trailer hitch with detachable ball neck
Lubricate and check operation of trailer hitch with detachable ball neck

N31.11-0229-01

Shown on model 638 ball neck stowage box in vehicle

Diameter of coupling ball

P31.11-0221-01

Checking

1.1

Remove cover on bumper (A)

Only on model 638

2

Remove cover for ball neck mounting (B)

3

Remove ball neck from vehicle

4

Check diameter of coupling ball (arrows)

The ball neck must no longer be used if it measures less than the minimum size.

Minimum diameter of coupling ball

*BE31.11-P-1001-01A

5

Check function of ball neck

Check automatic interlock for proper operation.

AP31.11-D-3121-02A

If there are problems, the ball neck must no longer be used.

6

Dismantle, unlock and lock ball neck

To unlock, pull the release lever outwards.

If ball neck and ball neck mounting are contaminated

Trailer hitch with detachable ball neck - clean after testing

AP31.11-D-3130A

7

Lubricate ball neck and ball neck mounting

AP31.11-D-3121-04A

Automatic transmission fluids (ATF, Sheet 236.6)

Sheet 236.6

BB00.40-P-0236-06A

Automatic transmission fluids (ATF, Sheet 236.7)

Sheet 236.7

BB00.40-P-0236-07A

Automatic transmission fluids (ATF, Sheet 236.8)

Sheet 236.8

BB00.40-P-0236-08A

Multigrade engine oils (Sheet 228.1)

Sheet 228.1

BB00.40-P-0228-01A

Multigrade engine oils (Sheet 228.3)

Sheet 228.3

BB00.40-P-0228-03A

Grease (NLGI grade 1)

Sheet 266.0

BB00.40-P-0266-00A

Multipurpose grease (NLGI Class 2)

Sheet 267.0

BB00.40-P-0267-00A

8

Insert ball neck into stowage box/tray in vehicle

Fasten ball neck in place.

9

Mount cover for ball neck mounting (B)

10.1

Mount cover on bumper (A)

Only on model 638

Test values for trailer hitch

Number

Designation

All models

BE31.11-P-1001-01A

Minimum diameter of ball head

mm

49

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