Operation - Makita AT638A Instruction Manual

The air supplied to the tool can also be used as an air
duster. You can clean the work area by pressing the
button on the grip end.
► Fig.7: 1. Button
NOTICE:
After using the air duster, the driving force
of the tool will temporarily decline. Wait until the air
pressure recovers in this case.
NOTICE:
Perform a test blow if you use the air
duster immediately after the oil was applied. The oil
may be sprayed with the air.
ASSEMBLY
CAUTION:
Before carrying out any work on
the tool, always release the trigger and discon-
nect the air hose from the tool.
CAUTION:
Load the same type, size and
uniform length of staples when loading multiple
strips of staples in the magazine.
Loading stapler
NOTE: Always hold the rear of the sliding door when you
press the lever. The sliding door opens suddenly with the
lever pressed when staples are stored in the magazine.
1. Press the lever and open the sliding door of the
magazine.
► Fig.8: 1. Lever 2. Sliding door
2.
Insert a strip of staples into the opening of the
magazine all the way.
► Fig.9
3. Close the sliding door until the sliding door is
locked.
► Fig.10
Dimensions of staples
Only the following fasteners can be used with the tool.
18 Gauge crown staples
► Fig.11
Maximum
► Fig.12: (1) 38 mm
Minimum
► Fig.13: (1) 1.25 mm (2) 13 mm (3) 3.5 mm
(4) 1.05 mm
Removing staples
To remove staples, follow the procedures of "Loading
stapler" in reverse.
Nose adapter
To prevent the surface of workpiece from being
scratched or damaged, use the nose adapter.
► Fig.14: 1. Nose adapter 2. Contact element
A spare nose adapter is stored in the place shown in
the figure.
► Fig.15: 1. Spare nose adapter
Connecting air hose
► Fig.16: 1. Air fitting 2. Air socket
Slip the air socket of the air hose onto the air fitting on
the stapler. Be sure that the air socket locks firmly into
position when installed onto the air fitting.
A hose coupling must be installed on or near the tool in
such a way that the pressure reservoir will discharge at
the time the air supply coupling is disconnected.

OPERATION

CAUTION:
Make sure all safety systems are in
working order before operation.
Selecting the operation mode
CAUTION:
Always make sure that the actua-
tion mode selector is properly set to the position
for the desired stapling mode before stapling.
► Fig.17: 1. Actuation mode selector
Single sequential actuation mode:
You can drive one staple by one sequential operation.
Select this mode when driving a staple carefully and
accurately.
To choose this mode, set the actuation mode selector to
the position.
Contact actuation mode:
You can drive staples repetitively by placing the contact
element with the trigger held.
To choose this mode, set the actuation mode selector to
the position.
Checking proper action before
operation
Before operation, always check following points.
— Make sure that the tool does not operate only by
connecting the air hose.
— Make sure that the tool does not operate only by
pulling the trigger.
— Make sure that the tool does not operate only by
placing the contact element against the workpiece
without pulling the trigger.
— In single sequential actuation mode, make sure
that the tool does not operate when pulling the
trigger first and then placing the contact element
against the workpiece.
Single sequential actuation
Place the contact element against the workpiece and
pull the trigger fully.
After stapling, release the contact element, and then
release the trigger.
► Fig.18
10 ENGLISH