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7. 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.
7-1. Disassembly
(1) Disassembly of the fan
Be sure to draw on work gloves before holding the Fan
[7]
to prevent injury to fingers. Remove Nozzle Ass'y
(A)
[1]
from the main body. Remove the Tapping Screws (W/Flange) D4 x 20 (Black)
[9]
and the Tapping
Screws (W/Flange) D4 x 25
[35]
that secure the Casing Cover
[5]
to the casing. Remove the U-Nut M6
[6]
and pull out the Fan
[7]
from the armature shaft.
(2) Disassembly of the armature
After removal of the Fan
[7]
, remove the Carbon Brushes (1 Pair)
[28]
from the Housing Ass'y
[20]
. Remove
the Tapping Screws (W/Flange) D5 x 30
[10]
that secures the casing to the housing ass'y. After removal of the
Casing
[8]
from the Housing Ass'y
[20]
, the Armature
[15]
can be removed together with the Casing
[8]
or the
Armature
[15]
is remained in the Housing Ass'y
[20]
. In either case, the Armature
[15]
can be removed by
lightly tapping the end of the Casing
[8]
or the Housing Ass'y
[20]
with a wooden hammer.
(3) Disassembly of the armature
Remove the Tapping Screws (W/Flange) D4 x 20 (Black)
[9]
that secures the Handle Cover
[23]
to the
Housing Ass'y
[20]
. Loosen the screw securing the cord of the Switch (1P Pillar Type)
[24]
and remove the
cord.
Fig. 5
Screw securing the cord
Cord
Fig. 4
Remove the internal wire or the choke coil of the Stator Ass'y
[18]
and the internal wire of the Noise
Suppressor
[30]
by inserting a small-diameter screwdriver or a pin into the indentations adjacent to each
terminal and pulling the internal wires lightly.
Indentations
Indentations
