Hitachi FDV 20VB Technical Data And Service Manual page 12

8-1-2. Removal of housing (B) of Housing (A). (B) Set [19]
(1) Cut the Label [31] with a cutter along the groove between the assembled Housing (A). (B) Set [19].
(2) Remove the seven Tapping Screws (W/Flange) D4 x 20 (Black) [21] and take off housing (B) of Housing (A).
(B) Set [19].
Label [31]
Housing (A). (B) Set [19]
8-1-3. Disassembly of the armature and the stator
(1) Remove the two Brush Holders [24] by lifting them upward from housing (A) of Housing (A). (B) Set [19], and
take out the two Carbon Brushes [23].
(2) With the Change Plate [9], the Change Knob [7] and Spring (A) [8] installed, remove the Holder [10], the
Armature [12], the Stator [14], the Spindle and Gear Set [4] and the Second Pinion [6] all together.
(3) Pull out the Spindle and Gear Set [4] and the Second Pinion [6] from the Holder [10].
(4) Place the Holder [10] on a cylindrical jig and press down on the armature pinion to remove the Armature [12]
from the Holder [10].
(5) Remove the Internal Wires [15] [16] [17] [18] from the Stator [14].
8-1-4. Disassembly of the holder
Remove the Change Plate [9], the Change Knob [7] and Spring (A) [8] from the Holder [10].
Groove
Cut with a cutter.
--- 10 ---
Housing (B)
Housing (A)