Makita EN422MP Instruction Manual page 11

Assembling the attachment
1. Remove the cap from the attachment.
► Fig.2: 1. Cap
2. Insert the pipe into the attachment so that the hole
on the pipe is aligned with the hole on the attachment.
Securely tighten the short bolt first, and then tighten the
long bolt to fix the pipe.
► Fig.3: 1. Hole 2. Pipe 3. Bolt (short) 4. Bolt (long)
NOTE: When tightening the bolts, apply 4.0 - 6.0 N•m
as tightening torque.
Mounting the attachment pipe
CAUTION:
Always check that the attachment
pipe is secured after installation. Improper instal-
lation may cause the attachment falling off from the
power unit and cause personal injury.
Mount the attachment pipe to the power unit.
1. Remove the cap from the end of the pipe.
► Fig.4: 1. Pipe 2. Cap
NOTICE:
Do not dispose of the cap since the cap
is necessary for storing the attachment.
2. Turn the lever toward the attachment.
► Fig.5: 1. Lever
3. Align the pin with the arrow mark on the power
unit. Insert the pipe until the release button pops up.
Make sure that the position line is on the tip of the arrow
mark on the power unit, and the arrow mark on the
power unit and the arrow mark on the pipe are facing
each other.
► Fig.6: 1. Release button 2. Arrow mark on the
power unit 3. Pin 4. Position line 5. Arrow
mark on the pipe
4.
Turn the lever toward the power unit.
► Fig.7: 1. Lever
Make sure that the surface of the lever is parallel to the
pipe.
NOTICE:
Do not tighten the lever without the
attachment pipe inserted. Otherwise the lever may
tighten the entrance of the drive shaft too much and
damage it.
To remove the pipe, turn the lever toward the attach-
ment and pull the pipe out while pressing down the
release button.
► Fig.8: 1. Release button 2. Lever 3. Pipe
Installing or removing the shear
blades
CAUTION:
When replacing the shear blades,
always wear gloves so that your hands do not
directly contact the blades.
CAUTION:
Attach the blade cover before
removing or installing the shear blades.
NOTICE:
When replacing the shear blades, do
not wipe off grease from the crank.
NOTE: Before installing or removing the shear
blades, unfold the attachment so that the attachment
is straight to the pipe.
1. Attach the blade cover to the shear blades.
► Fig.9: 1. Blade cover
2.
Place the attachment upside down.
3. Remove 4 bolts with the hex wrench, and remove
the under cover, cover and plate (large).
► Fig.10: 1. Bolt 2. Under cover 3. Cover 4. Plate
(large)
4. Turn the crank with the slotted screwdriver so that
the crank is positioned in the direction as shown in the
figure.
► Fig.11: 1. Crank
5. Remove 2 bolts.
► Fig.12: 1. Bolt
6. Remove the felt pad (short), felt pad (long), plate
(small), and sleeves.
► Fig.13: 1. Felt pad (short) 2. Felt pad (long) 3. Plate
(small) 4. Sleeve
7. Remove the shear blades from the attachment.
► Fig.14
8. Remove the blade cover, and then attach it to the
new shear blades.
9. Remove the dust guard from the shear blades,
and then attach it in the position shown in the figure on
the new shear blades.
► Fig.15: 1. Dust guard
10. Insert the bolt removed in step 5 into the hole on
the shear blades through the hole on the blade cover.
► Fig.16: 1. Hole 2. Bolt
11. Apply a small amount of grease to the periphery of
the crank. Attach the shear blades to the attachment.
► Fig.17
12. Attach the sleeves, plate (small) to the shear
blades, and then tighten the bolt.
► Fig.18: 1. Bolt 2. Plate (small) 3. Sleeve
13. Remove the bolt inserted into the hole on the
shear blades in step 10, and then tighten it to fix the
shear blades.
14. Attach the felt pad (short) and felt pad (long).
► Fig.19: 1. Felt pad (short) 2. Felt pad (long)
15. Attach the plate (large), cover, and under cover,
and then tighten 4 bolts.
► Fig.20: 1. Bolt 2. Under cover 3. Cover 4. Plate
(large)
NOTICE:
If the shear blades do not operate prop-
erly, the blades are not engaging the crank prop-
erly. Remove the blades and install them again.
NOTICE:
If the parts other than the shear blades
such as the crank are worn out, ask Makita
Authorized Service Centers for parts replacement
or repairs.
11 ENGLISH