OPERATION
50 © HAMM AG 2009
2.2.8 Towing
Towing of the machine assumes sufficient
knowledge of the functioning of the hydrostatic
drive and the operation of the spring locked
multiple disc brake. The preparations for tow-
ing may only be carried out by experienced
personnel who are aware of the dangers. The
machine may only be towed using the towing
points A and only with a towing bar. Replace
damaged pipes and hoses from which oil leaks
before towing (environment protection).
Before towing
• Driving lever (501).......................CENTRE
• Shut down diesel engine, if still functional.
• Secure machine against rolling away with
wedges or blocks.
• Separate the hydrostatic drive power train.
• Release parking brakes.
• Tow using towing bar only (brakes not
functional).
Towing
The machine may only be towed with the en-
gine at a standstill and with low speed (1 km/h
(0.6 mph)). The maximum towing distance is
500 m (0.3 miles).
After towing
• Secure machine against rolling away with
wedges or blocks.
• Reconnect the hydrostatic drive power
train.
• Make parking brake operational.
• Remove towing bar.
Separate the hydrostatic drive power train
Only if the oil flow can circulate without pres-
sure in the hydraulic system, can the machine
be towed.
• Loosen counternut A.
• Loosen Allen head screw B by three com-
plete turns to the left.
10182-10
A
Do not screw out the screw by more than
three turns out of the housing; otherwise,
hydraulic oil may flow out between screw
and housing or air may enter into the sys-
tem.
15016-10
B
A
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