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Height-adjustable chassis:
When parking on a slope, securely chock the machine before uncoupling.
Fig. 92 Actuating the parking brake
a
Parking brake with gas spring assistance
1
Parking brake lever
2
Gas spring
3
Dead point zone
b
Parking brake with ratchet and spring load‐
ing
4
Ratchet
5
Spring loading device
1. Disconnect the lighting and signaling cable.
2. Pull on the parking brake past the dead point zone (see Fig.92/a).
The gas spring holds the brake under tension.
3. Detach the breakaway cable.
4. Wind down the jockey wheel.
5. Place chocks under the wheels.
6. Uncouple the compressor from the towing vehicle:
■ Pull up the coupling release lever.
■ Lift the coupling off the towing hitch ball.
The gas spring automatically increases parking brake force if the machine rolls backwards or
when parked on a slope.
Fixed-height chassis (with parking brake):
When parking on a slope, securely chock the machine before uncoupling.
1. Disconnect the lighting and signaling cable.
2. Pull on the parking brake to the last ratchet tooth (see Fig. 92/b).
Hand brake lever is vertical: the brake is spring-loaded.
Hand brake lever is not vertical: the machine is not secured against rolling.
3. Detach the breakaway cable.
4. Wind down the jockey wheel.
5. Place chocks under the wheels.
6. Uncouple the compressor from the towing vehicle:
■ Pull up the coupling release lever.
■ Lift the coupling off the towing hitch ball.
Fixed-height chassis (without parking brake):
When parking on a slope, securely chock the machine before uncoupling.
12 Decommissioning, Storage and Transport
12.2 Transport
166
Service Manual Screw Compressor
M170 SIGMA CONTROL MOBIL
No.: 9_9425 01 E
Option sa
Option sd
Option sh