Profi AK 301_351
Maintenance
Clean ball coupling
Grease or oil ball socket, joints and bearings.
Lubricant type:
multi-purpose grease according to
ISO-L-XCCHB3
Maintenancepoints (
1 Oil point
2 Lubrication point
Troubleshooting
Fault
coupling does not click
into place after laying on
the tow bar
trailer can not be un-
coupled
too mutch play between
coupling and tow ball
For faults not listed in this table, or which you cannot resolve by yourself, please contact our customer service.
Disposal
Do not dispose of old equipment, batteries or accumulators as household waste!
Packaging, machine and accessories are manufactured using recyclable materials and must be disposed
of accordingly.
1361617_d
7, page 3):
Possible cause
ball diameter greater than Ø50mm
insuffi cient drawbar load
interior parts of the coupling soiled
Ice and snow
tow ball out of truel
detent pawl not pressed
ball coupling worn
swivel range exceeded
rivet bent
Repairs
Caution!
Repairs may be performed only by qualifi ed tech-
nicians.
Replacement parts are safety parts!
We recommend using only original AL-KO re-
placement parts or parts expressly approved by
us.For the certain identif cation of replace-ment
parts, our service stations need the replacement
part identif cation number (ETI).
Solution
have tow ball changed
press the ball coupling downwards manually
clean coupling and grease, replace if ne-
cessary
put trailer and car in the same direction of
travel and uncouple
grease or oil coupling mechanism
press detent pawl
have ball coupling replaced
rivent straighten
GB
11