Assembly Procedures - Hitachi CM 75EAP Handling Instructions Manual

ASSEMBLY PROCEDURES

Assembly of cut-off wheel
1. Place the wheel (1) between the two fl anges (2), and
tighten the bolt (3) by hand. (Fig. 6)
2. Insert the hex. wrench (4) into the hole of arm cover (5)
and lock the spindle in place while tightening the bolt (3)
securely using the combi box spanner (6). (Fig. 7)
3. Make sure the rotation direction of the diamond wheel
conforms to the direction indicated on the clutch cover
and install the diamond wheel. (Fig. 8)
NOTE
○ When using a wheel with an arbor hole of 25.4mm, securely
attach the adapter collar (7) to the spindle. (Fig. 9)
7
1
2
3
Fig. 6
5
3
4
6
Fig. 7
Fig. 8
2
3
Fig. 9
○ Select and mount the correct cut-off wheel for the type of
work to be carried out.
Abrasive wheels
Plastic
(Special wheel)
Masonry
Metal
Cast iron
WARNING
○ Do not use damaged wheels. Before each use, inspect
the wheels for chips, cracks, distortion of shape or
imbalance and reject any such wheel.
○ When you use the abrasive cut-off wheel check the
expiration year marked (8) on the wheel before attaching.
(Fig. 10)
There is a risk of bursting when using a wheel that it past
its expiration year.
○ Before tightening the bolt, check that the direction of the
two fl anges is correct. Also check that the fl anges are
securely installed in the fl ats of the spindle.
○ The correct tightening torque is 20 N·m. Do not tighten
more than 20 N·m.
○ Check the wheel by running it for 1 minutes at full throttle
before applying it to a workpiece.
Adjustment of belt
1. Loosen the nut (9) with the combi box spanner (6) so that
the arm cover (10) can move. (Fig. 11)
7
Diamond wheels
—
(Special wheels)
(Special wheels)
8
Fig. 10
9
10
6
Fig. 11