Retsch GM 300 - Manual (Page 30)

Operating the machine
30
CAUTION
Emergency Unlocking
Drive continuing to run
–
There is a substantial risk of injury if the drive and associated device parts
run on a long time without being braked!
• Activate the emergency unlocking only when the machine has come
to a complete stop and is disconnected from the power supply.
Fig. 15: View of the back
Fig. 16: Emergency unlocking of flap
The GM300 can be opened manually during a power failure.

Use a slotted screwdriver and lever the plastic plug off over the opening
(NE).

(I.) Put the key into the left side opening (NE).
To unlock the closure gear, the key must be pushed in further with some degree of
force.

(II.) While pushing the key in, turn it in a clockwise direction as far as it will
go.
The lid can be opened now.

Use the plastic plug to close the side opening again.
NE
NE