Makita HR4510C User Manual
Page 7

7
Installing or removing the bit
2
1
003150
 
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
006318
 
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. 
To remove the bit, pull the chuck cover down all the way 
and pull the bit out. 
1
2
006333
 
 
 
 
 
 
 
 
 
 
Bit angle (when chipping, scaling or 
demolishing) 
1
2
HR4501C
HR4510C
3
008362
1
2
HR4511C
3
008367
 
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
symbol.
Turn the bit to the desired angle. 
Depress the lock button and rotate the change lever so 
that the pointer points to the
symbol. Then make sure
that the bit is securely held in place by turning it slightly.
1
2
HR4501C
HR4510C
3
008363
1
2
HR4511C
3
008368
 
 
 
1. Pointer 
2. Change lever 
3. Lock button 
1. Change lever 
2. Pointer 
3. Lock button 
1. Pointer 
2. Change lever 
3. Lock button 
1. Change lever 
2. Pointer 
3. Lock button 
1. Bit 
2. Chuck cover 
1. Bit 
2. Chuck cover 
1. Bit shank 
2. Bit grease 
