Operation - Makita GN420C Instruction Manual

Inserting the fuel cell
► Fig.8
Push up and pull the fuel cover to open.
► Fig.9: 1. Jet nozzle
Insert the fuel cell directing the jet nozzle of the meter-
ing valve toward the adaptor.
► Fig.10
Insert the jet nozzle into the small hole of the adapter
properly.
► Fig.11
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.12: 1. Adjuster
To get shallower depth, turn the adjuster to right direc-
tion 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 bat-
tery capacity.
Blinking orange: Thoroughly cleaning is recom-
mended. Refer to the section "MAINTENANCE" to
clean inside of the tool thoroughly. To reset the orange
blinking of the indicator lamp, push the contact element
for five seconds, and then push the contact element
five times.
Blinking orange after blinking green and red alter-
nately: 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.13: 1. Hook
The hook is convenient for hanging the tool temporarily.
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 car-
tridge before carrying out any work on the tool.
Loading the nailer
► Fig.14: 1. Button
Insert a strip of nails into the slit in the rear of the mag-
azine. 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.15: 1. Pusher lever
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.16: 1. Pusher lever 2. Nail stopper
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.17: 1. Bolt
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 oper-
ation. Touching around the exhaust vent may
cause burns or injuries.
CAUTION:
• Make sure all safety systems are in working
order before operation.
Checking proper action before
operation
Before operation, always check following points.
— Make sure that the tool does not operate only by
installing the battery cartridge and fuel cell.
— Make sure that the tool does not operate only by
pulling the trigger.
11 ENGLISH