Dynapac PL 500/20 S, Operation & Maintenance Manual

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D 11
D
PL5
00/
20S.
G
B 1
1
-1
16 -
04.
07
Item Designation Brief description
28
Travel drive
fast / slow
Two switch positions can be selected:
-
Hare: Transport speed
- Tortoise: Working speed
When changing from working speed to trans-
portation speed, the milling drum transmission
is automatically disengaged.
$
This operating mode can only be changed over
once the machine is stationary and the drive le-
ver is in centre position!
29
Hydraulically
swivelling chas-
sis leg in /
out (
&
)
To swivel the right-hand chassis leg in and out, e.g. for
precision edge milling.
Before the chassis leg is swivelled in or out, it
needs to be retracted completely and the driv-
er’s seat needs to be slid inwards as far as pos-
sible.
Travel is only approved when the chassis leg is
swivelled all the way in or out.
The direction of wheel rotation is reversed auto-
matically.
30
Electrical
differential lock /
ASC
ON/OFF
For engagement and disengagement of the differential
lock in conjunction with anti-slip control (ASC).
Apply when the machine encounters traction prob-
lems.
-
Top shift position: Differential lock ON / ASC ON
- Switch position, central: Differential lock OFF /
ASC ON
- Bottom shift position: Differential lock OFF / ASC
OFF
In the transport gear, the ASC is switched off
automatically. The differential lock works in
transport and working gear.
When reversing, the differential lock is switched
off automatically. The ASC operates in forwards
and reverse gears.
Pay careful attention to the indicator lamp for
„ASC / differential lock“