Makita GN420C Manuel D'instructions page 10

To remove the battery cartridge, withdraw it from the tool
while pressing the both sides of the cartridge.
CAUTION:
• Always insert the battery cartridge all the way until it
locks in place. If not, it may accidentally fall out of the
tool, causing injury to you or someone around you.
• Do not install the battery cartridge forcibly. If the
cartridge does not slide in easily, it is not being inserted
correctly.
Lighting up the lamp
CAUTION:
• Do not look in the light or see the source of light
directly. (Fig. 5)
• To switch on the Lamp, press the lamp button. To
switch off the lamp, press the lamp button again.
Fuel cell
Attaching the metering valve to the fuel cell (Fig. 6)
Detach the cap (in case the metering valve is provided
with the cap). (Fig. 7)
Push in the front edge. (Fig. 8)
Push in the rear edge until it seats.
Inserting the fuel cell (Fig. 9)
Push up and pull the fuel cover to open. (Fig. 10)
Insert the fuel cell directing the jet nozzle of the metering
valve toward the adaptor. (Fig. 11)
Insert the jet nozzle into the small hole of the adapter
properly. (Fig. 12)
Put the fuel cover over the metering valve and push it
down to latch.
Adjusting the nailing depth
CAUTION:
• Remove the fuel cell, the battery cartridge and nails
before adjusting the depth of nailing. (Fig. 13)
To get shallower depth, turn the adjuster to right direction
as shown in the figure. To get deeper depth, turn the
adjuster to left direction.
Do not turn the adjuster too much, or the adjuster may get
stuck.
Indication lamp
Color of the indication lamp means the followings.
Blinking green: Normal status
Blinking red: Need to recharge the battery cartridge
Lighting-up-red: Recharge the battery cartridge. Nailing
cannot be performed due to no remaining battery
capacity.
Blinking orange after blinking green and red
alternately: Fault detection is running. Remove and
reinsert the battery cartridge to reset. If fault detection is
running again, it is malfunction condition. Ask your local
Makita service center to repair it.
Hook
CAUTION:
Always remove the battery when hanging the tool. Do not
hang the tool to your belt. (Fig. 14)
The hook is convenient for hanging the tool temporarily.
10
The hook can be set in two positions according to where
the tool will be hung.
To change the hook position, push its feet in from both
sides and shift to another position.
ASSEMBLY
CAUTION:
• Always remove the fuel cell and the battery cartridge
before carrying out any work on the tool.
Loading the nailer (Fig. 15)
Insert a strip of nails into the slit in the rear of the
magazine. The nails stop at the entrance of the magazine
because of the nail stopper. Unlock the magazine by
pressing the button of the nail stopper to insert the nails.
(Fig. 16)
Pull the pusher lever with pressing the pusher button all
the way to the rear of the magazine. Then release the
pusher button, and return the pusher lever to the end of
the strip gently.
Removing nails (Fig. 17)
Pull the pusher lever and push the pusher button to
release the nail supporter, and then return the pusher
lever to the top with pushing the pusher button.
Slide the nails toward the rear of the magazine. The nails
stop at the entrance of the magazine because of the nail
stopper. Unlock the magazine by pressing the button of
the nail stopper to remove the nails.
Changing the magazine (optional
accessory) (Fig. 18)
A magazine with different length is available as optional
accessory.
To change the magazine, loosen the bolt and remove the
magazine. Then install the new magazine. And fasten the
bolt on the magazine.
OPERATION
WARNING:
• Do not touch around the exhaust vent. The surface
will be very hot during or after an operation. Touching
around the exhaust vent may cause burns or injuries.
CAUTION:
• Make sure all safety systems are in working order
before operation. (Fig. 19)
1. To drive a nail, place the contact element against the
workpiece.
The fan motor is activated, fuel gas is injected into
combustion chamber and mixed with air by the fan.
(Fig. 20)
2. Hold the contact element pressing firmly and pull the
trigger.
Fuel gas is combusted and the nail is driven.
3. Further driving can be initiated only after both the
contact element and the trigger are released.