Hitachi CM 75EAP Instruction Manual page 9

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)
5
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 1" (25.4
mm), securely attach the adapter collar (7) to the
spindle. (Fig. 9)
7
○ 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
3
4
6
Fig. 7
Fig. 8
2
3
Fig. 9
Diamond wheels
—
(Special wheels)
(Special wheels)
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)
2. Use the hex. wrench (4) to rotate the tensioner
bolt (11) so that the position of the tension nut
(12) matches with the marking (13) on the arm
cover (10). (Fig. 12, Fig. 13)
3. Tighten the nut again.
9
English
8
Fig. 10
9
10
6
Fig. 11