VBG RINGFEDER 5050G Serie Instrucciones De Montaje página 8

EN
Installation Operation
The automatic drawbar couplings in the series of type 5050G3-GX are exclusively for use
connecting vehicles, trucks and trailers with drawbar eyes 50 according to DIN 74053, ISO
1102 or D50 in accordance with the directive 94/20 EC or ECE 55-01 and only suitable and
approved for use in the temperature range from -40°C to +50°C.
When fitting (or replacing) these trailer couplings, always attend to the relevant statutory
regulations and particular information from the vehicle manufacturers.
When replacing the trailer couplings all component parts of the trailer couplings comprised
in the delivery have to be exchanged. Fitting of the trailer couplings on the vehicle has to
be made in compliance with the requirements in appendix VII of the directive ECE 55-01.
Installation and maintenance work have to be carried out carefully and professionally.
When it comes to the four fastening screws and nuts, always attend to the screws and nuts
qualities given by the vehicle manufacturers that may possibly deviate from the present
specifications.
Page 28-29
Tables (please refer to p. 28) Coupling (50 mm)
Screw Washer Nut
8
Maintenance
Flange design (e1 x e2)
Type Approval Castellated nut
Page 28-29
Tightening torque
Wrench size
Page 30-44
Coupling open Coupling closed
and secured
One-hand Two-hand
operation operation
!
Caution! Trucks
Please take note!
Sight check Attention: Risk of
injury – jammed
fingers.
WD-40
Lubricant Interval:
WD-40 once per month
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