Unfasten/fasten plug for high-voltage on-board electrical system

AR08.00-P-0101-01RFW

Unfasten/fasten plug for high-voltage on-board electrical system

Notes on safety-relevant components

AH00.00-Z-0019-01A

Engine

780 in model 253.992/993

 High-voltage battery

Number

Designation

Model 253
with code ME02 (Fuel cell)

BA54.10-P-1006-02H

Bolt, high-voltage connector to high-voltage battery

Nm

4

Loosen

1

Loosen safety screw (1).

2

Press latch (2) against the spring force up to end stop in the direction of the arrow and keep pressed.

 Both mounting frame bows (3) are released from the holding lug (4) on the high-voltage connection (5).

3

Detach high-voltage plug (6) from high-voltage connection (5).

 Do not pull on the electrical lines.
Otherwise, damage to the electric lines and the high-voltage plug (6) will occur.

Mount

4

Press latch (2) against the spring force up to end stop in the direction of the arrow and keep pressed.

5

Install high-voltage plug (6) up to end stop on the high-voltage connection (5).

 Do not handle high-voltage plug (6) on the electric lines and do not tilt when installing.
Otherwise, damage to the electric lines, the high-voltage plug (6), and the mounting frame bows (3) will occur.

6

Release latch (2).

 The spring force presses the latch (2) back in the direction of the arrow and the mounting frame bows (3) engage in the holding lugs (4) on the high-voltage connection (5).

7

Ensure correct latching of the mounting frame bow (3).

 Both mounting frame bows (3) must fully surround the holding lug (4).
Otherwise failure of the high voltage on-board electrical system can occur.

8

Tighten safety screw (1). Engine 780 in model 253.992/993
with code ME02 (Fuel cell) 