RUNNING GEAR OPERATION
Operating instructions • Box Carrier • 505410619-02 • 05/2021
41
1
2
3
Fig. 5-24:
Activating the emergency release
screw
1
Emergency release screw
2
Flat washer
3
Retainer nut
► Insert the emergency release screw.
► Turn the emergency release screw
clockwise (90°) until it engages.
► Screw the retainer nut and flat washer
onto the emergency release screw.
► Tighten the retainer nut with the suit-
able spanner until the stop.
ü
The spring storage is mechanically
tensioned and the brake cylinder has
no more braking effect.
► Activate the emergency release device
on all the spring storage devices.
ü
The emergency release device is ac-
tivated and the service and parking
brakes are without function.
ü
The trailer is not braked.
Deactivating the emergency release
device for the parking brake
1
2
3
Fig. 5-25:
Deactivating the emergency re-
lease screw
1
Emergency release screw
2
Flat washer
3
Retainer nut
► Unscrew the retainer nut and flat
washer from the emergency release
screw using a suitable spanner.
► Turn the emergency release screw key
counter-clockwise (90°) and disengage
it.
► Remove the emergency release
screw.
► Insert the emergency release screw in
its holder.
► Screw the retainer nut and flat washer
onto the emergency release screw and
tighten up to the stop with a suitable
spanner.
► Close the cap.
ü
The spring storage is mechanically re-
leased and the brake is functional.
► Deactivate the emergency release
device on all the spring storage
devices.
ü
The emergency release device is de-
activated and the service and parking
brakes are functional.