AP31.11-D-3130A | Trailer hitch with detachable ball neck - clean after testing | 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
N31.11-0231-01
Shown on Ball neck support
Shown on ball neck
3 Release lever
P31.11-0226-01
| Checking | ||
1 | Relieve tension on tensioned ball neck | To do this pull release lever (3) outwards. | |
The green marking of the hand wheel must be aligned with the white spot marking on the ball neck | |||
2 | Pull off key and press up the cap on the buckle | ||
3 | Clean the ball neck | Do not use any high-pressure steam spray device or solvent (e.g. pure benzine) , otherwise malfunctions on the AHV occurs . | |
Clean with shop towels or, if necessary, clean with water and a brush. Then dry with a cloth. | |||
4 | Clean ball neck support | Clean with a clean shop towel or, if necessary, with a strong water jet. Then dry with compressed air. |