Makita AN621 User manual

Construction Coil Nailer
0.44 - 0.83 MPa
I65 - 120 PSIG)
MODEL AN621
200, 250, 300 pcs.
45 mm, 50 mm, 57 mm, 65 mm
11-3/4", 2". 2-114". 2-112")
INSTRUCTION MANUAL
SPECIFICATIONS
Air pressure I Applicable length I Nail capacity
Min. hose diameter I Dimensions IL x W x H) I Net weight
6,5 mm 1114,,)
I
310 mm x 133 mm x 305 mm
(12.3/16" x 5.1/4" x 12") I kg 16'' Ibs)
* Manufacturer reserves the right to change specifications without notice.
Note: Specifications may differ from country to country.
WARNING: For your personal safety, READ and UNDERSTAND before using.
SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.

IMPORTANT
SAFETY INSTRUCTIONS
WARNING: WHEN USINGTHIS TOOL, BASICSAFETY PRECAUTIONS
SHOULD ALWAYS BEFOLLOWED
TO REDUCETHE RISK OFPERSONAL
INJURY, INCLUDINGTHE FOLLOWING:
READ ALL INSTRUCTIONS.
For personal safety and proper operation
and maintenance of the
tool, read this
instruction manual carefully before using
the tool.
Always wear safety glassestoprotectyour
eyes from dust or nail injury. The safety
glasses shouldconform with the require-
mentsof ANSI 287.
1 - 1979.
WARNING:
n
It isan employer’s responsibilityto enforce
the useof safety eye protectionequipment
bythe tooloperators andby otherpersons
in the immediate working area.
Wear hearing protection to protect your
ing. Sleevesshouldbe buttonedor rolled
up. No necktie should be worn.
ears against exhaust noise and head pro-
~ protection
tection. Also wear lightbutnotloosecloth-
v-,, Hearing
protection
Rushing the job or forclngthe tool isdan-
gerous. Handle the tool carefully.
Do not
operatewhen under the influenceof alco-
hol, drugs or the like.
2

General Tool Handling Guidelines:
1. Always assume that the tool contains fasteners.
2. Do notpointthetooltowardyourself oranyonewhether itcontainsfastenersor not.
3. Do not actuate the tool unless the tool is placed firmly against the workpiece.
4. Respect the tool as a working implement.
5. No horseplay.
6. Do not hold or carry the tool with a finger on the trigger.
7. Do not load the tool with fasteners when any one of the operating controls is
8. Do not operate the tool with any power source other than that specified inthe
activated.
tool operatingkafety instructions.
An improperlyfunctioning toolmust notbe
used.
Sparks sometimes fly when the tool is
used. Do not use the tool near volatile,
flammablematerialssuchasgasoline,thin-
ner, paint, gas, adhesives, etc.; they will
igniteand explode, causing seriousinjury.
The area shouldbesufficiently illuminated
to assure safe operations.
The areashouldbeclearandlitter-free. Be
especially careful to maintaingoodfooting
and balance.
3

Only those involved inthe work should be
in thevicinity. Children especially mustbe
kept away at all times.
There may belocal regulations concerning
noise which must be complied with by
keeping noise levels within prescribed
limits.
In certaincases, shuttersshouldbe
used to contain noise.
*Do not play with the contact element: it
prevents accidental discharge, so it must
bekept on
and notremoved. Securing the
trigger inthe
ON positionisalsovery dan-
gerous. Neverattempt tofastenthetrigger.
Do not operate a tool if any portionof the
tool operatingcontrols isinoperable, dis-
connected, altered, or not working prop-
erly.
Operate the tool within the specified air
pressure of
0.44 - 0.83 MPa (65 - 120
PSIG)for safetyandlonger tool life. Do not
exceed the recommended max. operating
pressure of
0.83 MPa (120 PSIG). The tool
shouldnotbeconnectedtoasourcewhose
pressurepotentlallyexceeds
1.37 MPa (200
PSIG).
Shutter
I
-~
Contact element
0.83 MPa 0.83 MPa
(120 PSIG) (120 PSIG)
4

*Never use the tool with other than com-
pressedair. If bottledgas(carbondioxide,
oxgen, nitrogen, hydrogen,air, etc.) or com-
bustible gas (hydrogen, propane, acety-
lene, etc.)
is usedas apowersourcefor this
tool,thetoolwillexplodeandcauseserious
injury.
Alwayscheck the toolfor itsoverallcondi-
tion and loose screws before operation.
Tighten as required.
Makesureallsafety systemsare in working
order before operation. The tool must not
operateifonly the trigger
is pulledor if only
thecontactelement ispressedagainst the
wood.
It mustwork onlywhenbothactions
areperformed. Test for possiblefaulty oper-
ation with nails unloaded.
COMPRESSED
AIR
5

Make sure that the trigger islockedwhen
the change lever isset to the LOCK posi-
tion.
Change lever
Trigger lock
Check walls, ceilings, floors, roofing and
the likecarefullytoavoidpossibleelectrical
shock, gasleakage, explosions,etc. caused
bystrikinglivewires, conduitsorgaspipes.
Useonly nailsspecified in thismanual. The
useof any other nailsmaycause malfunc-
tion of the tool.
6

Makesure noone is nearby before nailing.
Neverattempt to nailfrom boththe inside
andoutside at the sametime. Nails may
rip
through andlor fly off, presenting a grave
danger.
*Watch your footing and maintain your
balancewiththetool. Makesurethere isno
onebelowwhenworking
in highlocations,
and secure the air hoseto prevent danger
if there issudden jerking or catching.
L
On rooftopsand other high locations, nail
asyou moveforward.
It iseasy to loseyour
footing ifyou nailwhile inching backward.
When nailing against perpendicular sur-
face, nail from the top
to the bottom. You
can perform nailing operations with less
fatigue by doing
so.
A nailwill be bent or the tool can become
jammed if you mistakenly nail on top of
another nail or strike a knot
in the wood.
The nail may be thrown and hit someone,
or the tool itself can react dangerously.
Place the nails with care.
7

Do not leavethe loadedtoolorthe air com-
pressor under pressurefor alongtimeout
inthe sun. Be sure that dust, sand, chips
andforeignmatterwill notenterthetool
in
the place where you leave It setting.
Do notpointthe ejection portat anyone in
the vicinity. Keephandsandfeetaway from
the ejection port area.
*When the air hose is connected, do not
carrythe toolwithyour fingeronthetrigger
or hand it to someone In this condition.
Accidental firing can be extremely dan-
gerous.
Handle the tool carefully as there is high
pressureinsidethetoolthat can
be danger-
ousif acrack Iscaused by roughhandling
(dropping or striking).
Do not attempt to
carve or engrave on the tool.
8

Stop nailingoperations immediately ifyou
noticesomething wrong or out of theordi-
nary with the tool.
Alwaysdisconnect the airhoseandremove
all of the nails:
1. When unattended.
2. Before performing any maintenance or
3. Before cleaning a jam.
4. Beforemovingthe tool toanew location.
repair.
Perform cleaning and maintenance right
after finishing the job. Keep the tool in
tip-top condition. Lubricatemovingpartsto
prevent rusting and minimize friction re-
latedwear. Wipe
off alldust from the parts.
When not operating the tool, always lock
the trigger by turning the change lever to
the LOCK position.
I I
*
9

Do notoperate this tool if it does not con-
tain a legible WARNING LABEL.
Do not modify tool without authorization
from Makita.
Ask Makita’sFactoryorAuthorized service
centerfor periodical inspectionof thetool.
To maintain product SAFETY and RELIA-
BILITY, maintenanceand repairsshould be
performedbyMakitaAuthorizedorFactory
Service Centers, always using Makita re-
placement parts.
SAVE THESE INSTRUCTIONS.
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