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FUNCTIONAL DESCRIPTIONS 
MOUNTING AND DISMOUNTING BIDS 
 
Changing bits 

Take the locker out of the locking sleeve in order to dismount the bit. Separate the bit from 
the bits holder with a wrench. For mounting the bids, insert bit into the holder firmly, and 
insert the locker into locking sleeve firmly. 
 
The function of switch and reverse it 
In order to run your machine by clockwise, set the rotate switch to ‘ R ‘ position; to run by 
reverse, set the rotate switch  to ‘ L ‘ position. Before every use, please take look at the 
direction of rotation. Use reverse switch while the tool is turned off. Otherwise, this could 
harm your power tool. 

 
OPERATION 

You can push on the trigger to run the tool and by doing pushing on the trigger opposite way 
you can stop running the tool. You can also speed up the tool by setting it to position of ‘+ 
‘and speed down by setting it to ‘ – ‘. When you would like to stable the speed, use the 
locking button placed on the side of the tool. 
 

ADJUSTMENT OF DEPTH 

By turning locking sleeve, you can set the depth. 
 

CLEANING AND MAINTENANCE 

Before operating and maintenance on the tool, make sure it is unplugged. Keep the tool and 
van holes clean for ultimate performance while running the tool. 
   

CHANGING THE CARBON BRUSHES. 

Keep checking carbon brushes periodically. The both of carbon brushes must be changed 
together. Despite the care taken while the mass production and testing methods, If the tool is 
broken down, all the maintenance have to be held by an authorized RTRMAX service. 

 

 

 

 

 

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