Makita AR410HR Instruction Manual page 9

2. Next, mount piston cap onto piston assembly. At
this point, make sure that piston assembly and
piston cap holes are aligned.
4
009789
− Mount piston cap with hollowed side up as per
diagram.
3. Pass pin through piston assembly.
1
009790
4. Mount rubber ring onto piston assembly.
009791
5. Align the bit shape with the shape of driver's bit
channel and then insert bit.
009792
1. Hollowed side
1
2. Piston cap
3. Piston assembly
2
4. Holes
3
1. Pin
2. Piston assembly
2
1. Rubber ring
2. Piston assembly
1
2
6. Mount top cap onto driver and insert four hex bolts
into holes.
009779
7. Firmly tighten hex bolts using hex wrench. At this
point, tighten in order [(1) to (4)] shown by arrows.
1
(4)
(1)
2
009780
− Prescribed tightening torque is between 7.5 and
8.5N•m
After completing bit replacement, fully check to see that
there are no abnormalities, and then commence driving
screws.
Drain tool
Remove the hose from the tool. Place the tool so that
the air fitting faces down to the floor. Drain as much as
possible.
Cleaning of tool
Iron dust that adhere to the magnet can be blown off by
using an air duster.
Cap
When not in use, disconnect the hose. Then cap the air
fitting with the cap.
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Storage
When not in use, the tool should be stored in a warm
and dry place.
9
1. Hex bolt
1
2. Top cap
2
1. Hex bolt
(2)
2. Hex wrench
(3)