Thermo Scientific CryoStar NX70 Operator Guide
92
Mechanical Handwheel Brake
The mechanical handwheel brake acts as an additional safety device, especially when the instrument is
turned off and the electronic handwheel brake is inoperable. The mechanical handwheel brake can be
activated by a switch on the handwheel.
To activate the mechanical Handwheel Brake
•
Bring the handwheel handle into a 12
o'clock position.
•
The switch for the handwheel brake can
now be pressed into the locked position.
Note
If the switch is not in the correct position to lock, keep the switch pressed and move the handwheel slowly
forward and backwards until the switch is locked.
Starting the cutting motor drive is not possible when the instrument is turned off or when the mechanical
hand wheel brake is activated.
•
To unlock the mechanical Handwheel
Brake:
•
Pull out the Handwheel Brake switch.