Precautions In Disassembly And Reassembly Of Battery Charger - Hitachi DS 14DVB Technical And Service Manual

[36]
Fig. 12
(c) Set the assembly reassembled in step (b) to Housing (B) [32] and secure it with the eight Tapping Screws
(W/Washers) D3 x 16 [29].
(d) Verify proper operation of the Cap [4].
When the assembly procedure up to step (c) is completed, ensure that the number "1" on the Cap [4] and
the drill mark "
turns loosely, correctly re-install the Click Spring [5] as it is improperly installed. If the number "1" on the
Cap [4] or the drill mark "
install the Cap [4] referring to step (3) (c), as it is improperly installed.
(5) Other precautions in reassembly
(a) When the assembly procedure is completed, make sure that the turning direction of the Drill Chuck [2]
corresponds to the position of the Pushing Button [36]. When the Pushing Button [36] is pressed from the
(R)-marked side, the Drill Chuck [2] should turn clockwise when viewed from the rear (opposite side of the
Drill Chuck [2]). Also make sure that the turning speed of the Drill Chuck [2] switches between "HIGH" and
"LOW" by switching over the Shift Knob [38]. Make sure that the run-out of the Drill Chuck [2] holding a
12 mm dia. test bar is below 0.8 mm at a distance of 110 mm from the chuck end.
(b) The tightening torque of each screw is given below.
Special Screw (Left Hand) M6 x 23 [1] : 2.9 --- 3.9 N
Drill Chuck
Screw Set D3 x 12 (4 pcs.)
Machine Screw (W/Sp. Washer) M4 x 6 [31] :
Tapping Screw (W/Washer) D3 x 16 [29] : 1.1 --- 1.9 N

10-2. Precautions in Disassembly and Reassembly of Battery Charger

Please refer to the Technical Data and Service Manual for precautions in disassembly and reassembly of the
Battery Charger UC 24YFA.
[32]
" are in alignment with the triangle mark on Housing (A). (B) Set [32]. If the Cap [4]
" cannot reach the triangle mark on Housing (A). (B) Set [32], correctly re-
[2] : 12.7 --- 16.7 N
[18] : 0.6 --- 1.0 N
[32]
Projections
m ( 30 --- 40 kgf
•
m (130 --- 170 kgf
•
m ( 6 --- 10 kgf
•
1.1 --- 1.9 N m ( 11 --- 19 kgf
•
m ( 11 --- 19 kgf
•
--- 15 ---
Groove
Projection
Recesses
Fig. 13
cm, 26.1 --- 34.8 in-lbs.)
•
cm, 113 --- 148 in-lbs.)
•
cm, 5.2 --- 8.7 in-lbs.)
•
cm, 9.5 --- 16.5 in-lbs.)
•
cm, 9.5 --- 16.5 in-lbs.)
•