List of items:
Pos.
Amount
Description
1
1
Ball tow bar
2
1
Towing hitch
3
1
Right bracket
4
1
Left bracket
5
1
Socket holder
6
12
Hexagon screw, M12x45
7
2
Hexagon screw, M12x75
8
8
Split ring, B12
9
16
Washer, 13 (Æ35; 5 mm thick)
10
2
Washer, 13 (Æ24; 2.5 mm thick)
11
6
Hexagon nut, M12
12
1
Protective cap, ball head
13
1
Tow load specification label, 80 kg
14
1
Assembly and operating manual type 0840, version: B
15
1
Electrical accessory kit type 5046 a
(Scope of delivery subject to changes.)
Installation instructions
67. Remove the old tow-hook (left vehicle longitudinal beam); the tow-hook and the fastening screws are not
needed anymore.
68. Remove any underfloor protection, wax, anti-noise compound, and the such from the attachment area of
the towing hitch and on the longitudinal beam at point (A). Touch up any damages to the corrosion
protection according to the vehicle manufacturer's guidelines.
69. Mount the right/left side brackets (3/4) loosely to the longitudinal beams (see figure 1):
Point (A) : Hexagon screw, M12x45 (6); split ring, B12 (8); washer, 13 (Æ35; 5 mm thick)(9); side
brackets right/left (3/4); vehicle longitudinal beam with weld nuts M12
70. Hold towing hitch (2) between the side brackets (3/4) and screw on as follows (see figure 1):
Point (B) : Hexagon screw, M12x45 (6); split ring, B12 (8); washer, 13 (Æ35; 5 mm thick)(9); side
brackets right/left (3/4); towing hitch (2) with weld nuts M12
Point (C) : Hexagon screw, M12x45 (6); washer, 13 (Æ35; 5 mm thick)(9); side bracket right/left (3/4);
towing hitch (2); washer 13 (Æ35; 5 mm thick)(9); hexagon nut, M12 (11)
Hand-tighten the screw connections !
71. Align the towing hitch (2) centrally to the vehicle and tighten the side brackets left/right (3/4) at point (A) as
follows (see figure 1):
72. Align the towing hitch (2) vertically and make sure the side brackets are in stress-free contact with the
towing hitch.
73. Tighten the screw connections (B) and (C).
74. Reapply the corrosion protection in the attachment area and contact surfaces of the towing hitch.
Quality
M
12
(8.8)
M
12
(8.8)
Norm
8.8 or 10.9
ISO 4017
8.8 or 10.9
ISO 4014
DIN 127
DIN 6340
ISO 7089
8 or 10
ISO 7042
:
85 Nm torque
:
85 Nm torque
Alternate Norm
DIN 933;ISO 4014;DIN 931
DIN 931;ISO 4017;DIN 933
DIN 128
ISO 7090;DIN 125; DIN 126
DIN 980V;DIN 934+DIN 127
0840 B ; 28.11.2001 ; Page 40