11
i
j
k
l
F
G
h
Lubricate the coupling with VBG mechanism oil. For
maximum effect, the coupling must be open when it is
being lubricated.
•
Lubrication points (see drawing on the left)
Attachment check
• Remove the coupling jaw and clean the shaft of rust
and rubber residue.
• Check that the coupling jaw is neither bent, nor has
cracks or any damage due to electrolysis.
• Check the wear limits as per below:
F max. Ø 67.2 mm (without bushings)
G min. Ø 61.6 mm
Change of Indicator/locking pin
• Loosen the three bolts holding the lid.
• Remove remaining parts.
• Clean the bearing surfaces for the locking pin (k) and
lubricate with thin grease. Check that the centring pin
(l) is correctly fi tted.
• Mount the parts according to the fi gure.
• Check that there is no cracks forming or deformation
on the drawbeam (i) and that the drawbeam sleeve (j) is
properly attached.
Tightening torque M20 quality 8.8 (dry): 370 Nm.
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