MR VACUTAP VM I 1002, Operating Instructions Manual, Page: 40 / 82

5 Operation
Maschinenfabrik Reinhausen GmbH 2020 40 4360571/02 EN VACUTAP
®
VM
®
2. Switch off motor protective switch Q1 (position 0).
3. Insert the hand crank mounted in the motor-drive unit into the hand crank
aperture in the upper cover plate.
ð
The built-in hand crank interlock switch interrupts the motor circuit at
two poles. The control circuit will not be interrupted.
4. NOTICE! Damage to the on-load tap-changer due to tap-change opera-
tion not being completed correctly. Turn the hand crank in one direction
until the pointer has fully circled the tap-change indicator once and is
again in the mid-position of the area marked in gray on the tap-change in-
dicator.
ð The tap-change operation is complete.
5. Remove the hand crank and return it to the mounting bracket.
6. Switch on motor protective switch Q1 (position I).
7. Close the door of the protective housing for the motor-drive unit.