Maintenance work on the carrier
7.17 Towbar coupling
03.11.2017
Maintenance manual 3 302 574 en 7 - 119
GMK3060
7.17 Towbar coupling
Depending on the equipment fitted to your truck crane, it may have towbar
couplings (additional equipment) from different manufacturers.
The wear values for other manufacturers may vary from those specified;
à Separate operating instructions.
7.17.1 Lubricating the towbar coupling
This maintenance work is not required if the towbar coupling is connected
to the central lubrication system.
Grease, spare
parts, tools
– Grease gun from the tool set.
H
To avoid over-lubrication, the towbar coupling may be lubricated only when
it is open!
• Clean the grease nipples (2) and (3).
• Open the towbar coupling. To do this, move
the lever (1) up.
• Press grease into the grease nipples (2)
and (3).
• Close the towbar coupling.
s
Lubricating
grease
Designation
to DIN 51502
Specification
Classification
GROVE part no.
Grease KP - 1K - 50 DIN 51825 03233369
G
Risk of injury when the automatic closing device is triggered!
Do not put your hand into the coupling jaw when the towbar coupling is
open.
This may trigger the automatic closing device, make the cotter pin move
down and seriously injure your hand.
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