Operators Manual

Special Tool MW-WAL – 8004971

  • The tool is used to secure/unsecure the lock nut below the ball80

Figure 1

Fig. 1

The tool is used (by Walterscheid authorized workshops) to loosen and fasten the locknut below the ball80. The tool can be used with the help of a standard commercial ratchet ½ “. Tightening torque of the nut is 160-180 Nm, which must be adjusted by means of a suitable torque wrench. The locknut must be secured with threadlocker. Caution: The locknut must be fastened with the chamfered side facing upwards.
Figure 2

Figure 2

The locknut tool must be cleaned after use with commercially available cleaning agents. Use only in clean and undamaged condition. Unauthorized modifications to the locknut tool are not permitted.

Safety instructions

Important / Exclamation mark

Important:

To avoid injury, protective gloves, safety glasses and safety shoes must be worn during all dismantling/ assembly actions described in this chapter.

Important / Environmental protection

Environment:

Lubricants can enter the environment. Environmental pollution: Collect, store and correctly dispose of lubricants in suitable containers.

Warning:

The pertinent safety regulations must be observed when coupling and uncoupling. No one may stand between the vehicles. The coupling may only be operated in locked condition. When coupling and uncoupling, the drawbar must be as horizontal as possible relative to the coupling.

The user is obliged to always operate the Connecting device in perfect condition and to forbid its use by unauthorised persons. The loads indicated on the type plate may not be exceeded. Unauthorised conversion or modification of the coupling head is not permitted.

Caution:

Never uncouple when the trailer is pulling or pushing. Use of force on the hand lever can destroy the mechanism.

Important / Exclamation mark

Important:

Use only original Walterscheid spares when replacing parts. If the vehicle owner does not have the appropriate skilled workers and the necessary technical equipment, the replacement may only be performed by a specialist workshop.

The checks must be carried out at the appropriate intervals in order to prevent damage to the coupling.

Note:

The pertinent regulations (e.g. Accident Prevention Regulations for Vehicles) and the attachment guidelines of the vehicle manufacturers must be observed when installing the coupling! The coupling must be attached to the vehicle in accordance with the requirements in Appendix VII of Directive 94/20 / EC (see Appendix I, Section 5.10).

  • Document Name:
  • ba-tasc-80910-en
  • Locknut tool MW-WAL
  • Document type:
  • Assembly and Instruction Guide
  • Language versions:
  • German
  • Manual for Walterscheid item numbers:
  • 8004971
  • As of:
  • 16.04.2024

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