Hitachi WR 25SE Service Manual page 2

WARNING: Be sure to turn off the power switch and disconnect the power cord plug from the
power supply before conducting repair.
1. Precautions on disassembly and reassembly
[Bold] numbers in the description below correspond to the item numbers in the Parts List and exploded
assembly diagram for the Model WR 25SE.
1. Disassembly of handle (A).(B) set and its vicinity
(1) Removal of handle (A).(B) set
Remove the four Screws D4 x 20 [45], two Bolts M5 x 20 [44] on handle (B) and two Screws D4 x 16
[41] to remove handle (B). Remove the remaining two Bolts M5 x 20 [44] to remove handle (A).
(2) Removal of hammer case (C) ass'y
Remove the four Bolts M6 x 50 [1]. Supporting Hammer Case (C) Ass'y [6], tap the tip of Anvil (C) [12]
with a wooden hammer to remove Hammer Case (C) Ass'y [6].
(3) Removal of the other parts
Remove Packing (C) [26] from between Hammer Case (C) Ass'y [6] and Inner Cover (C) [27].
Remove Anvil (C) [12] from the bearing portion of Hammer Case (C) Ass'y [6].
Fig. 1 • Disassembly of handle (A).(B) set and its vicinity
[37]
REPAIR GUIDE
Disassembly
[1]
[12]
[5]
[6]
[44]
[45]
[41]
[40]
[46]
[48]
SELLING POINTS
[26]
[27]
[34]
-1-
[36]