Reference Material; Model Uc 9Sd Structure; Precautions In Disassembly And Reassembly; Disassembly - Hitachi UC 9SD Technical Data And Service Manual

7. REFERENCE MATERIAL

7-1. Model UC 9SD Structure

(1) The outer casing consists of Case (A) and Case (B). A light bar for the Pilot Lamp is built into Case (A).
(2) Electronic components which provide rapid charging and prevent overcharging are mounted on the Printed
Circuit Board.
Case (A).(B) Set

8. 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.

8-1. Disassembly

(1) Remove the four Screws (Plastic Tie) D4 x 20 [5], and take off Case (B).
(2) When the Transformer [9] is lifted upward, the Printed Circuit Board [4] and the Cord [10] can be removed
together.
(3) To separate the Printed Circuit Board [4], Transformer [9] and Cord [10], melt their soldered connections with
a soldering iron at the points marked 1, 2, 3, 4 and 5 in Fig. 3. As excessive heat may damage the material of
the Printed Circuit Board, use of the soldering iron should be limited to less than three seconds at one time.
Case (A)
Case (B)
Printed Circuit Board
Fig. 2
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Transformer
Cord