Operation - Makita HM1812 Instruction Manual

ASSEMBLY
CAUTION:
Always be sure that the tool is switched off and
•
unplugged before carrying out any work on the tool.
Installing soft grip
1
2
015522
Soft grip is NOT installed before factory shipment.
Install soft grip securely.
1
015619
Set the triangle alignment marks on the hammer body
and on the soft grip when installing the soft grip.
Installing or removing the bit
(optional accessory)
CAUTION:
Always assure that the bit is securely retained by
•
attempting to pull the bit out of the tool holder after
installing the bit.
Follow the below 2 installation methods in accordance
•
with the 2 different types of bits.
installation method is selected, the bit cannot be secured.
1
015523
This tool accepts bits either with or without a collar on
its shank.
1. Soft grip
2. Bolt
1. Triangle
alignment mark
If inappropriate
1. Bit with collar
2. Bit without
collar
2
To install the bit, follow either procedure (1) or (2)
described below.
(1) For bits with a collar
1
2
015524
Pivot the tool retainer downward (approx. 60 degrees).
Insert the bit into the tool holder until it stops. Return the
tool retainer and secure the bit.
(2) For bits without a collar
2
1
015525
Pivot the tool retainer upward (approx. 60 degrees).
Face the notched portion of the bit upward. Insert the bit
into the tool holder until it stops. Pivot the tool retainer
further until it stops at the tool holder.
To remove the bit, follow the installation procedure in
reverse.

OPERATION

Chipping/Scaling/Demolition
CAUTION:
Keep well-balanced posture when holding the
•
heavy tool before / during / after operation to avoid
personal injuries.
Secure debris in case of breaking it into smaller
•
pieces.
Hold the tool firmly with both hands. Turn the tool
•
on and apply slight pressure on the tool so that the
tool will not bounce around, uncontrolled. Pressing
very hard on the tool will not increase the
efficiency.
Do not pull out the tool if stuck. Instead, break the
•
work around the bit tip.
Be sure to place the tool on the stable floor or
•
ground after use.
5
1. Bit
2. Tool retainer
3. Tool holder
3
1. Notched portion
of the bit
2. Tool retainer
3. Tool holder
3