Makita HR4001C Instruction Manual page 7

Side grip
CAUTION:
• Always use the side grip to ensure operating safety
when drilling in concrete, masonry, etc.
The side grip swings around to either side, allowing easy
handling of the tool in any position. Loosen the side grip
by turning it counterclockwise, swing it to the desired
position and then tighten it by turning clockwise.
Bit grease (optional accessory)
Coat the bit shank head beforehand with a small amount
of bit grease (about 0.5 -1 g; 0.02 - 0.04 oz.). This chuck
lubrication assures smooth action and longer service life.
Installing or removing the bit
2
1
Clean the bit shank and apply bit grease before installing
the bit.
Insert the bit into the tool. Turn the bit and push it in until
it engages.
1
2
If the bit cannot be pushed in, remove the bit. Pull the
chuck cover down a couple of times. Then insert the bit
again. Turn the bit and push it in until it engages.
After installing, always make sure that the bit is securely
held in place by trying to pull it out.
006316
1. Side grip
1
003150
1. Bit shank
2. Bit grease
006318
1. Bit
2. Chuck cover
To remove the bit, pull the chuck cover down all the way
and pull the bit out.
1
2
Bit angle
(when chipping, scaling or demolishing)
HR4001C
HR4010C
3
HR4011C
3
The bit can be secured at 12 different angles. To change
the bit angle, depress the lock button and rotate the
change lever so that the pointer points to the
Turn the bit to the desired angle.
Depress the lock button and rotate the change lever so
that the pointer points to the
that the bit is securely held in place by turning it slightly.
HR4001C
HR4010C
7
006333
1. Bit
2. Chuck cover
006319
1. Change lever
2
2. Pointer
3. Lock button
1
006320
1. Pointer
1
2. Change lever
3. Lock button
2
symbol. Then make sure
006321
1. Change lever
2
2. Pointer
3. Lock button
3
1
symbol.