Witter GW1 Instructions

Fitting
Instructions
MATERIALS
A 1 Crossbar
D 2 Sidearm
E 6 M12 x 40 x 1.25 Bolts, Lock Washers and Flat Washers (30mm O.D)
F 6 M12 x 35 x 1.75 Bolts, Nyloc Nuts and 12 x Bolt Caps.
CB 2 M16 x 50 x 2.0 Bolts, Nuts and Lock Washers.
CP 1 Coupling Packer.
ZE 1 Electrical Plate
Z11 1 Towball
For use with either
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.
FITTING
Remove left-hand fixings securing bumper support arms to chassis and insert sidearm (D) between support arm and
1.
chassis face and secure in position using fixings (E). Repeat for right-hand side.
Attach crossbar (A) to sidearms (D) using fixings (F). Ensure towbar is level and looking parallel with rear step / bumper,
2.
fully tighten all fixings.
Attach Electrical plate (ZE) , coupling packer (CP) (lower coupling position only)and towball using fixings (CB).
3.
Recommended torque settings: Grade 8.8 bolts: M8 - 27Nm, M10 - 53 Nm, M12 - 95 Nm, M14 - 150 Nm, M16 - 214
Nm Grade 10.9: M12 – 139Nm, M10 – 78Nm
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GW1
TOWBAR
For Greatwall Steed