20 2 - Operation and maintenance
TO320 M - EN - Ed. 04.09
Motor-operated VDC12.2
Disassembly order 12.2.1
4
6
5
3
2
1
8
9
10
11
14
30
12
13
22
15
21
23
16
17
18
19
20
18
17
16
24
23
26
27
29
25
31
33
7
32
28
1. Disconnect all the electric supply connections;
2. Remove screw (33) and washers (32-31) which x guard (30) to drive unit support (20);
3. Slacken screws (26) which x the reduction gear ange to drive unit support (20) and remove the
gear motor-motor (25-24) together with crank (14);
4. Slacken screw (29) which xes crank (14) to reduction gear (24), unscrew pin (11) and remove
bearing (12);
5. Slacken screws (16) (from the drive-unit support side) and washers (17-18) and remove drive unit
support (20), remove screws (16) (from the stud bolts side) and washers (17-18) and stud bolts
(19);
6. Unscrew nut (4), remove the washers unit (5-6), bearing (3) and remove spring (7), remove spacer
(2) and remove screw (9) and washer (8);
7. Slacken grub screw (10), and remove the lever from shaft (1).
NOTE: carry out points 6-7 for disassembly of the second lever of the drive unit.
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