Witter MR41A Instructions De Montage

Fitting
Instructions
MATERIALS
A 1 Cross Bar with European facing to 94/20/EC A50-1
D 4 M10 x 40 x 1.5mm Bolts, Lock Washers and Flat Washers (30mm O.D.)
E 2 Side Arm – Non-handed
G 8 M10 x 40 x 1.5mm Bolts, Nuts, Lock Washers and Flat Washers (30mm O.D.)
H 4 M10 x 35 x 1.5mm Bolts, Nyloc Nuts and 8 Flat Washers (25mm O.D)
J 1 M8 x 25mm Bolt, Neoprene Washer and Nyloc Nut
ZE 1 Flip Up Electrical Plate
CB 2 M16 x 50 Coupling Bolts, Nuts and Lock Washers
FITTING
1. Remove boot trim (3 push studs, and plastic hooks on each side, boot floor, and further 4 push studs. Unclip plastic
panel in front of boot to free carpet in order to access the rear of the light clusters).
2. Remove light clusters (4 nuts at rear of each cluster and unclip plug).
3. Remove Bumper (1 Nut, 2 plastic push studs and 1 bumper tip screw under each wheel arch, on rear panel in boot
undo 2 nuts, and remove plastic trim. Undo 2 Torx screws around heat shield, 2 Nuts on lower edge and finally Nuts
beneath light housing through access holes in rear panel. Pull bumper tabs outwards, slide bumper rearwards and
carefully remove reversing sensors (if fitted))
4. Remove rear crash beam (4 nuts each side) and hand to customer.
5. Cut vertical slit in foam seal, and insert Sidearms (E) into each chassis rail. Remove rubber caps, and insert Bolts at
(D). Note: It is essential to fully seal chassis openings to prevent any possible water ingress when the towbar
is fitted.
6. Loosely attach cross Bar (A) to existing holes in rear panel using Bolts (G), and attach Cross Bar (A) to Side Arms(E)
using Bolts (H)
7. Tighten all bolts starting with (G) then (D) and finally (H)
8. Mount the Electrical Plate to tab on crossbar using Bolt (J), Note that if a flip-up electrical socket is required, the bumper
will need to be cut to accommodate the socket.
9. Refitting of the bumper and trim is a reversal of removal.
Note: This towbar must be used with either a Witter Towball (part number Z11) or Class A50-1 or A50-X Towball dimensionally
Conforming to A50-1 with a 'D' and 'S' value greater than or equal to that of the towbar.
Please refer to the vehicle specification for the trailer weight and nose limits, which must be observed.
Recommended torque settings: M8 - 27Nm, M10 - 53 Nm, M16 - 214 Nm
G
D
G
G
H
H
J
ZE
DETAIL VIEW OF
C.B.
ELECTRICAL PLATE
WITTER TOWBARS Deeside Ind. Park, Deeside, CH5 2NY Tel: 01244 284500 Fax: 01244 284577
D
E
A
C.B.
W0001MR41A-FIT$031103150000WÄ
W0001MR41A-FIT$031103150000
For Mercedes C-Class Saloon (W204)
G
G G
G
D
TOWBAR
MR41A
2007-
H
H
D
E
Issue 3