Precautions In Disassembly And Reassembly; Disassembly - Hitachi VB 16Y Technical Data And Service Manual

12. PRECAUTIONS IN DISASSEMBLY AND REASSEMBLY

The [Bold] numbers in the descriptions below correspond to the item numbers in the Parts List and exploded
assembly diagram.

12-1. Disassembly

(1) Disassembly of the handle (Fig. 9)
(a) Remove the two Tapping Screws (W/Flange) D4 x 20 (Black) [42] and the Tail Cover [101].
(b) Remove the two Tapping Screws (W/Flange) D5 x 20 (Black) [111], four Tapping Screws (W/Flange)
D4 x 20 (Black) [42] and two Machine Screws (W/Washers) M5 x 20 (Black) [122] to remove the Handle
(A).(B) Set [113].
(2) Disassembly of the power supply unit (Fig. 8)
(a) Removal of the printed circuit board ass'y
Disconnect the connector by pulling the rubber bushing and the cable in the arrow direction.
*1. Gently pull the cable by moving from side to side to disconnect the connector.
*2. If the connector is remained in the gear cover due to yanking the cable, disassemble the gear cover
referring to "(4) Disassembly of the gear cover" and remove the remained connector from the gear cover.
Gear cover
Disconnect the Connector [115] that connects the Stator Ass'y [98] to the four internal wires.
(b) Disassembly of the housing (Fig. 9)
Remove the Brush Cap [94] and take out the Carbon Brush [95]. Remove the four Hex. Socket Hd. Bolts
(W/Flange) M5 x 30 [97] from the Housing Ass'y [105]. The Housing Ass'y [105] can then be removed
from the Inner Cover Ass'y [13].
[105]
[98]
[13]
[21]
Connector
Rubber bushing
[101]
[42] [114]
Cable connector
Rubber
bushing
Cable
Fig. 8
[110]
[120]
Cable
--- 8 ---
[112]
[118]
Connector
[42]
Fig. 9