Hitachi G 12S2 - Manual (Page 13)

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13
DEPRESSED CENTER WHEEL ASSEMBLY AND DISASSEMBLY
WARNING:
Never attempt to assemble or disassemble the depressed center wheel,
unless the power switch is in the “OFF” position and the electrical
cord has been disconnected from the receptacle.
1. Assembly
(1) Turn the disc grinder upsidedown so that the spindle is facing upward.
(2) Align the oval-shaped indentation of the wheel washer with the notched part of the
spindle, then attach them.
(3) Fit the protuberance of the depressed center wheel onto the wheel washer.
(4) Screw the wheel nut onto the spindle.
(5) While pushing the push button with one
hand, lock the spindle by turning the
depressed center wheel slowly with the
other hand.
Tighten the wheel nut by using the supplied
wrench as shown in Fig. 5.
CAUTION: Tighten the wheel nut securely
and confirm that the depressed
center wheel does not wobble.
2. Disassembly
To remove the depressed center wheel,
simply reverse the above-mentioned
procedure.
Depressed Center
Wheel
Push
Button
Wrench
Wheel
Guard
Fig. 5
Wheel Washer
Spindle
Wheel Nut
Tighten