SFN50-V1 03/19
MODEL: SFN50
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
K e e p t h i s m a n u a l f o r t h e s a f e t y
war nin g, preca ution s, o perat ions,
i n s p e c t i o n s a n d m a i n t e n a n c e
information. Keep this manual and
the receipt in a safe and dry place for
future reference.
●
WARNING:
The warnings and precautions discussed in this manual cannot cover all possible conditions
and situations that may occur. Please be aware of the potential hazards, and take all
necessary precautions to avoid risk of injuries.
To avoid serious personal injury,
d o n o t a t t e m p t t o u s e t h i s
product until you read the manual
thoro ughly a n d u n derst a n d i t
completely. Save this manual and
review frequently for continuing
safe operation and instructing
others who may use this tool.
!
WARNING:
SAVE THIS MANUAL
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
The following signal words and meanings are intended to explain the levels of risk
associated with this tool, and can be found in the manual, packaging, labeling, and
all other information provided with this tool:
SYMBOLS SIGNAL MEANING
!
!
WARNING:
CAUTION:
CAUTION:
Indicates a potentially hazardous situation,which, if
not avoided, could result in death or serious injury.
Indicates a potentially hazardous situation, which, if
not avoided, may result in minor or moderate injury.
(Without symbol) Indicates a situation that may result
in property damage.
●
SYMBOLS
●
●
●
●
WORK AREA
Keep the work area clean and well lit.
Cluttered benches and dark areas
increase the risks of accidents.
Do not operate the tool in explosive
atmospheres, such as in the presence
of flammable liquids, gases, or dust.
The tool creates a spark which may
ignite flammable liquids, gases or dust.
Keep bystanders, children, and others
awa y whil e oper ati n g the t ool.
Distractions could result in improper use
and cause injury.
Avoid unintentional misfires. Always
use caution to avoid accidentally firing.
Do not point at yourself or anyone else
regardless if it contains fasteners or not.
Do not nail on top of another nail. This nail
can cause the nail to be deflected and hit
someone, or cause the tool to react and
result in a risk of injury to persons.
Remove finger from the trigger when not
driving fasteners. Never carry the tool with
finger on trigger, the tool is able to fire a
fastener.
Always wear eye protection. Operator and
others in the work area should always wear
ANSI-approved safety goggles with side
shields. Eye protection is used to guard
against flying fasteners and debris, which
may cause severe eye injury.
Always wear hearing protection when
using the tool. Prolonged exposure to high
intensity noise may cause hearing loss.
Use safety equipment. A dust mask, non-
skid safety shoes and a hard hat must be
used for the applicable conditions. Wear a
full face shield if you are producing metal
filings or wood chips.
Dress properly. Do not wear loose clothing
or jewelry. Contain long hair. Keep your long
hair, clothing, and gloves away from moving
parts. Loose clothes, jewelry, or long hair
can be caught in moving parts.
Stay alert, watch what you are doing and
use common sense when operating a
power tool. Do not use tool while tired or
under the influence of drugs, alcohol, or
medication. A moment of inattention while
operating the tool may cause serious injury.
Avoid unintentional firing. Keep fingers
away from trigger when not driving
fasteners, especially when connecting the
tool to the air supply.
Keep proper footing and balance at all
times. Proper footing and balance enables
better control of the tool in unexpected
situations.
PERSONAL SAFETY
CALIFORNIA PROPOSITION 65
!
This product can expose you to
chemicals including lead, which is
known to the State of California to
cause cancer and birth defects or
other reproductive harm. For more
information, go to
www.P65Warnings.ca.gov.
GENERAL SAFETY RULES
INSTRUCTIONS PERTAINING TO A RISK
OF FIRE, ELECTRIC SHOCK, OR INJURY
TO PERSONS.
!
When using tools, basic precautions
should always be followed, including
the following:
WARNING:
WARNING:
MODEL: SFN50 MODEL: SFN50
GENERAL SAFETY RULES
UNPACKING
FEATURES
OPERATION
MAINTENANCE
RECOMMENDED HOOKUP
TROUBLESHOOTING
WARRANTIES
ADJUSTING THE EXHAUST
LOADING FASTENERS
UNLOADING FASTENERS
CLEARING JAMS
NON-MARRING TIP
SETTING THE AIR PRESSURE
DEPTH ADJUSTMENT
FIRING THE TOOL
WORK CONTACT ELEMENT (WCE)
P3
P6
P6
P7
P7
P8
P8
P8
P8
P9
P9
P9
P10
P11
P12
P13
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
●
●
●
●
●
●
●
●
●
●
●
●
●
Do not force tool. Use the correct tool for
your application. The correct tool will do the
job better and safer at the rate for which it
is designed.
Use clamps or another practical way to
secure and support the workpiece to a
stable platform. Holding a tool by hand or
against the body is unstable and may lead
to loss of control.
Keep the tool and its handle dry, clean
and free from oil and grease. Always use a
clean cloth when cleaning. Never use brake
fluids, gasoline, petroleum-based products,
or any strong solvents to clean your tool.
Do not use the tool as a hammer.
Never use this tool in a manner that could
cause a fastener to be directed toward
anything other than the workpiece.
Never use gasoline or other flammable
liquids to clean the tool. Never use the
tool in the presence of flammable liquids or
gases. Vapors could ignite by a spark and
cause an explosion which will result in
death or serious personal injury.
Do not remove, tamper with, or otherwise
cause the trigger lock or trigger to
become inoperable. Do not operate any
tool which has been modified in a like
fashion. Death or serious personal injury
could result.
Do not touch the trigger unless driving
fasteners. Never attach air line to tool or
carry tool while touching the trigger. The
tool could eject a fastener which will result
in death or serious personal injury. Also
actuate the trigger lock to the safe position
when not in use.
Always fit tool with a fitting or hose the
coupling on or near the tool that in a way
all compressed air in the the remaining
tool is discharged at the time the fitting
or hose coupling is disconnected. Do not
use a check valve or any other fitting which
allows air to remain in the tool. Death or
serious personal injury could occur.
Never place hands or any other body
parts in the fastener discharge area of
the tool. The tool might eject a fastener
and could result in death or serious
personal injury.
Never carry the tool by the air hose or
pull the hose to move the tool or a
compressor. Keep hoses away from heat,
oil and sharp edges. Replace any hose that
is weak, worn, or otherwise damaged.
Personal injury or tool damage could occur.
Always assume the tool contains
fasteners. Respect the tool as a working
●
●
●
●
implement; no horseplay.
Always keep others at a safe distance
from the work area in case of accidental
discharge of fasteners. Do not point the
tool toward yourself or anyone whether it
contains fasteners or not. Accidental
triggering of the tool could result in death or
serious personal injury.
Do not drop or throw the tool. Dropping or
throwing the tool can result in damage that
will make the tool unusable or unsafe. If the
tool has been dropped or thrown, examine
the tool closely for an air leak or bent,
cracked or broken parts. STOP and repair
before using, or serious injury could occur.
Avoid using the tool when the magazine
is empty. Accelerated wear on the tool may
occur.
Clean and check all air supply hoses and
fittings before connecting the tool to an
air supply. Replace any damaged or worn
hoses or fittings. Tool performance or
durability may be reduced.
Do not use the tool if it leaks air or does
not function properly.
Do not operate the tool if it does not
contain a legible warning label.
Always carry the tool by the handle. Never
carry the tool by the air hose.
●
●
●
●
●
●
●
●
●
●
●
Do not use on a ladder or unstable
supports. Stable footing on a solid surface
enables better control of the tool in
unexpected situations.
Make s u re t h e hose i s fre e of
obstructions or snags. Entangled or
snarled hoses can cause loss of balance or
footing and may become damaged,
resulting in possible injury.
Do not overreach. Keep proper footing and
balance at all times. Proper footing and
balance enables better control of the tool in
unexpected situations.
Do not attach the hose or tool to your
body.
Attach the hose to the structure to
reduce the risk of loss of balance if the
hose shifts.
Always assume that the tool contains
fasteners. Do not point the tool toward
yourself or anyone whether it contains
fasteners or not.
Wash hands after handling. This product
or its power cord may contain chemicals
known to the State of California to cause
cancer and birth defects or other
reproductive harm.
Know this tool. Read manual carefully,
learn its applications and limitations, as
well as the specific potential hazards
related to this tool.
O n l y u s e f a s t e n e r s t h a t a r e
recommended for your models. Do not
use the wrong fasteners or load the
fasteners incorrectly.
Check for misalignment or binding of
moving parts, breakage of parts, and any
other condition that may affect the tool’s
operation. If damaged, have the tool
serviced before using. Many accidents are
caused by poorly maintained tools.
Maintain tools with care. Keep tool clean.
A properly maintained tool reduces the risk
of binding and is easier to control.
Store tools out of the reach of children
and other untrained people. Tools are
dangerous in the hands of untrained users.
Check operation of the tool before using.
Do not use the tool if the workpiece contact
mechanism is not working correctly as
accidental driving of a fastener may occur.
Do not use tool if trigger does not actuate
properly. Any tool that cannot be controlled
with the trigger is dangerous and must be
repaired.
TOOL USE AND CARE
TOOL SERVICE
Only use accessories that are identified
by the manufacturer for the specific tool
model.
Use of unauthorized parts or failure to
follow maintenance instructions may
create a risk of injury.
Only use the lubricants supplied with the
tool or specified by the manufacturer.
Tool service must be performed only by
qualified repair personnel.
OPERATION
Do not drive fasteners near edge of the
workpiece. The workpiece may split
causing the fastener or ricochet, potentially
injuring you or people around.
Do not carry the tool from place to place
holding the trigger. Accidental discharge
could result. Choice of triggering method is
important. Check manual for triggering
options.
During normal use the tool will recoil
immediately after driving a fastener. This
is a normal function of the tool. Do not
attempt to prevent the recoil by holding the
tool against the workpiece. Restriction to
the recoil can result in a second fastener
being driven from the tool. Grip the handle
firmly and let the tool do the work. Failure to
heed this warning can result in serious
personal injury.
Do not drive fasteners on top of other
fasteners or with the tool at an overly
steep angl may cause deflection of e. This
fasteners which could cause injury.
Do not actuate the tool unless you intend
to drive a fastener into the workpiece.
Always handle the tool with care:
●
●
●
●
●
●
●
Respect the tool as a working implement.
Never engage in horseplay.
Never pull the trigger unless nose is
directed toward the workpiece.
Keep others a safe distance from the tool
while tool is in operation as accidental
actuation may occur, possibly causing
injury.
◆
◆
◆
◆
●
●
●
●
AIR SUPPLY AND CONNECTIONS
The connector on the tool must not hold
p r e s s u r e w h e n a i r s u p p l y i s
disconnected. If an incorrect fitting is used,
the tool can remain charged with air after
disconnecting and thus will be able to drive
a fastener even after the air line is
disconnected, possibly causing injury.
Do not use any type of reactive gases,
including, but not limited to, oxygen and
combustible gases, as a power source.
Use filtered, lubricated, and regulated
compressed air only. Use of a reactive gas
instead of compressed air may cause the
tool to explode which will cause death or
serious personal injury.
O n l y u s e a p res s u r e - reg u l a te d
compressed air source to limit the air
pressure supplied to the tool. The
regulated pressure must not exceed 1 10
psi. If the regulator fails, the pressure
delivered to the tool must not exceed 200
psi. The tool could explode which will cause
death or serious personal injury.
Always disconnect the air source:
Before unloading or making adjustments.
When maintaining the tool.
When clearing a jam.
When touching the safety yoke.
When tool is not in use.
When moving to a different work area.
●
MODEL: SFN50 MODEL: SFN50
●
●
●
●
UNPACKING
This tool has been shipped completely
assembled.
Carefully remove the tool and any
accessories from the box.
Inspect the tool carefully to make sure
no breakage or damage occurred during
shipping.
Do not discard the packing material until
you have carefully inspected and
satisfactorily operated the tool.
If any parts are damaged or missing,
please call 1-888-669-5672.
!
If any parts are missing do not operate
this tool until the missing parts are
replaced. Failure to do so could result
in possible serious personal injury.
WARNING:
!
WARNING:
Do not attempt to modify this tool or
create accessories not recommended
for use with this tool. Any such
alteration or modification is misuse
and could result in hazardous
condition leading to possible serious
personal injury.
Such precautionary measures reduce the risk
of injury to persons.
LOADINGTOOL
Do not load the tool with fasteners
when any one of the operating controls
is activated.
Never place a hand or any part of body
in fastener discharge area of tool.
Never point the tool at anyone.
Do not pull the trigger or depress the
workpiece contact as accidental
actuation may occur, possibly causing
injury.
●
●
●
●
!
The warnings and precautions
discussed above cannot cover all
possible conditions and situations that
may occur. It must be understood by
the user that common sense and
caution are factors which cannot be
built into this product, but must be
supplied by the user.
WARNING:
●
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
FEATURES
●
●
360°ADJUSTABLE EXHAUST
Allows user to direct air away from face.
ONE PIECE DRIVE BLADE
For increased durability.
COMFORT-GRIP HANDLE
For increased comfort and control.
ERGONOMICALLY ENGINEERED
BODY
Rugged and Comfortable resulting in a
light-weight tool great for extended use.
WITH RELOAD INDICATOR
Remain nail is seeable.
ADJUSTABLE DEPTH
Depth is easily adjustable for various
applications.
NON-MARRING SAFETY CONTACT
Eliminates damage to working surfaces.
●
●
FEATURES
SPECIFICATIONS
AIR CONSUMPTION 3 6: . SCFM with 100
fasteners per minute @ 90 psi
AIR INLET: 1/4 inch NPT
MAGAZINE CAPACITY: 80 fasteners, 16 gauge
WEIGHT: 2.8 lbs
MAXIMUM PRESSURE: 110 psi
PRESSURE RANGE: 70 psi – 110 psi
FASTENER LENGTH RANGE: 3/4 inch to 2 inch
ADJUSTING THE EXHAUST
The adjustable exhaust on the cap of the tool
allows users to direct the exhaust according to
operator preference. To adjust the direction,
turn the exhaust cap in the desired direction.
OPERATION
Connect the tool to the air source.
Push down on the Latch Button(A). Pull
back on the Magazine Cover(B).
Insert a stick of fasteners into the Magazine
Rail(C). Make sure the pointed ends of the
fasteners are resting on the bottom ledge of
the magazine when loading. Make sure the
fasteners are not dirty or damaged.
Push the Magazine Cover(B) forward until
latch button pops up.
LOADING FASTENERS
Latch button(A)
1.
2.
3.
4.
O n l y u s e t h o s e f a s t e n e r s
recommended for use with this tool.
Fasteners not identified for use with
this tool by the tool manufacturer are
able to result in a risk of injury to
persons or tool damage when used in
this tool.
WARNING:
!
!
WARNING:
The tool may fire when it is first
connected to the air source. Always
connect the tool to the air source
before loading fasteners to prevent
injury from unintended cycling. Always
make sure the tool’s magazine is empty
at the beginning of each work session,
before connecting to an air source.
Keep the tool pointed away from
yourself and others when loading
fasteners. Failure to do so could result
in possible serious personal injury.
WARNING:
!
Never load fasteners with the
wor kpi ece contact or t rig ger
activated. Doing so could result in
possible serious personal injury.
WARNING:
!
MODEL: SFN50 MODEL: SFN50
19mm
3/4”
1”
1-1/4”
1-1/2”
1-3/4”
2”
25mm
32mm
38mm
45mm
50mm
0.118”(3mm)
16Ga.
0.063”
1.6mm
0.055”
1.4mm
Compatible with generic 16 gauge straight finish
nails.
Pull Open
Magazine
cover(B)
Magazine rail(C)
FIG. 6
Push
against
nose
●
●
●
1-3/8”
35mm
1-5/8”
40mm
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
Disconnect the tool from air source.
Remove fasteners from the tool. Failure to
do so will cause the fasteners to eject from
the front of the tool.
Completely remove the small nose
screws(D) and the top nose plate(E) to
reveal the jammed fastener.
Using caution not to bend or damage the
driver blade, using pliers or a screwdriver if
required to clear the jammed fastener.
Put the nose plate(E) back on the nose(F),
fastening it with the screws(D).
Reconnect the tool to the air source.
Reload the tool with fasteners.
UNLOADING FASTENERS
Unloading is the reverse of loading. Always
disconnect the air source before unloading.
Always unload all fasteners before
removing tool from service.
WARNING:
!
Always disconnect the air source
before unloading.
WARNING:
!
CLEARING JAMS
Occasionally, a fastener may become jammed
in the firing mechanism of the tool, making the
tool inoperable. To remove a jammed fastener,
follow these steps below:
1.
2.
3.
4.
5.
6.
7.
Nose screws (D)
Nose plate(E)
Nose(F)
Make sure there is no fastener in
magazine before clearing a jam.
WARNING:
!
Disconnect the tool from the air source
whenever clearing a jam. After
disconnecting the tool from the air
compressor, there should still be
enough air pressure to fire the tool.
After the air hose is disconnected,
always fire the tool into scrap wood
repeatedly to make sure all of the
compressed air is expended.
WARNING:
!
Always know the operational mode of
the tool before using. Failure to know
the operational mode could result in
death or serious personal injury.
WARNING:
!
FIRING THE TOOL
The tool is specially designed for single
sequential mode. This mode requires the trigger
to be pulled each time a fastener is driven. The
tool can be actuated by depressing the WCE
against the work surface followed pulling the
trigger.
The trigger must be released to reset the tool
before another fastener can be driven.
An improperly functioning tool must
not be used. Do not actuate the tool
unless the tool is placed firmly against
the work place.
WARNING:
!
MODEL: SFN50 MODEL: SFN50
NON-MARRING TIP
The non-marring pad attached the nose of the
tool helps prevent marring and denting when
working with softer woods.
Disconnect the tool from the air
source before removing or replacing
the no-marring pad. Failure to do so
could result in serious personal injury.
WARNING:
!
To remove the pad: Pull the no mar tip
towards the back of the tool following the nose.
To replace the pad: Push the no mar tip on to
the tool inserting the opening of the no mar tip
on to the nose.
DEPTH ADJUSTMENT
The driving depth of the fasteners is adjustable.
To adjust the depth, use the drive depth
adjustment wheel(G) on the tool.
Disconnect the tool from air source.
Turn the depth wheel left or right to change
the driving depth.
Reconnect the tool to the air source.
Drive a test nail after each adjustment until
the desired depth is set.
1.
2.
3.
4.
CAUTION: It is advisable to test the
depth on a scrap workpiece to
determine the required depth for the
application.
To determine depth of drive, first
adjust the air pressure and drive a test
fastener. Never exce si.ed 110 p
CAUTION:
!
Non-Marring Tip
Safety
Too Deep
Flush
Flush
Turn the adjustment knob counter clockwise
Turn the adjustment knob clockwise
SETTING THE AIR PRESSURE
The amount of air pressure required depends
on the size of the fasteners and the workpiece
material.
Begin testing the depth of drive by driving a test
nail into the same type of workpiece material
used for the actual job.
Drive a test fastener with the air pressure set at
90-95 psi. Raise or lower the air pressure to find
the lowest setting that will perform the job with
consistent results.
It may be possible to achieve the desired depth
with air pressure adjustments alone.
WORK CONTACT ELEMENT (WCE)
Disconnect the tool from the air source.
Remove all fasteners from the magazine.
Make sure the trigger and work contact
element move freely up and down without
sticking or binding.
Connect the tool to the air source.
Depress the work contact element against
the work surface without pulling the trigger.
The tool must not operate. Do not use the
tool if it operates without pulling the trigger.
Personal injury may . happen
Remove the tool from the work surface. The
work contact element (WCE) must return to
its original down position. The tool must not
operate. Do not use the tool if it operates
while lifted from the work surface. Personal
injury may .happen
1.
2.
3.
4.
5.
6.
7.
8.
Pull the trigger and depress the work
contact element(WCE) against the work
surface. The tool must not operate.
Depress the work contact element (WCE)
against the surface. Pull the trigger. The tool
must operate.
Adjustment wheel(G)
Adjustment wheel(G)
Too Shallow
Lubricate ol only with specified the to
lubricants.
CAUTION:
Avoid using solvents when cleaning plastic
parts. Most plastics are susceptible to damage
from various types of commercial solvents and
may be damaged by their use. Use clean cloths
to remove dirt, dust , oil, grease, etc.
CLEANING
COLD WEATHER OPERATION
For cold weather operation, near and below
freezing, the moisture in the air line may freeze
and prevent tool operation. We recommend the
use of air tool lubricant or permanent antifreeze
(ethylene glycol) as a cold weather lubricant.
Do not store tools in a cold weather
environment to prevent frost or ice
formation on the tool's operating
valves and mechanisms that could
cause tool failure.
CAUTION:
RECOMMENDED HOOKUP
The air compressor must be able to
maintain a minimum of 70 psi when the
tool is being used. An inadequate air
supply can cause a loss of power and
inconsistent driving.
CAUTION:
Do not connect with an air compressor
which can potentially exceed 200 psi.
As tool may burst, possibly causing
injury.
WARNING:
!
The air compressor must be able to maintain
a minimum of 70 psi when the tool is being
used. An inadequate air supply can cause a
loss of power and inconsistent driving.
An oiler can be used to provide oil circulation
through the tool. A filter can be used to
remove liquid and solid impurities which can
rust or gum up internal parts of the tool.
Always use air supply hoses with a minimum
working pressure rating equal to or greater
than the pressure from the power source if a
regulator fails, or 150 psi, whichever is
greater. Use 3/8 in. air hose for runs up to 50
ft. and use a 3/8 in. quick coupler on the air
hose.
1.
2.
3.
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
Do not at any time let brake fluids,
gasoline, petroleum-based products,
penetration oils, ect., come in contact
with plastic parts. Chemicals can
damage, weaken or destroy plastic
which may result in serious personal
injury.
WARNING:
!
MODEL: SFN50 MODEL: SFN50
Check the operation of the work
contact element trip mechanism
before each use. The WCE must move
freely without binding through its
entire travel distance. The WCE spring
must return the WCE to its fully
extended position after being
depressed. Do not operate the tool if
the WCE trip mechanism is not
operating properly. Personal injury
may occur.
CAUTION:
!
Any time inspection, maintenance, and
cleaning are going to be carried out:
◆Disconnect the tool from the air
source.
◆Empty the magazine completely.
!
ANTI-DUST CAP
Each tool is packed with an anti-dust cap on
the air connector, check it after unpacking.
Keep the air connector covered with the anti-
dust cap when the tool is not in use.
LUBRICATION
Frequent, but not excessive, lubrication is
required for best performance. The oil added
through the air line helps to prevent rust and
lubricate the internal parts of the nailer.
Disconnect the tool from the air source to
add the lubricant.
1.
2.
Turn the tool so the air inlet is facing up.
Place 2 - 3 drops of pneumatic fastening
tool oil into air inlet. Do not use detergent
oils, oil additives, or other air-tool oils as
these lubricants will cause accelerated
weartothesealsandbumpersinthetool,
resulting in poor tool performance and
frequenttoolmaintenance.
3.
After adding oil, connect the tool to the
air source, run tool briefly. Wipe off any
excess oil from the cap exhaust.
Use a pressure regulator on the compressor,
with an operating pressure of 0-125 psi. A
pressure regulator is required to control the
operating pressure of the tool between 70
psi and 110 psi.
4.
Repairs or alterations have been made, or attempted, by others, and/or the unauthorized use of
non-conforming parts or accessories.
Repairs are required due to normal wear and tear.
The Nail Gun has been abused, misused, improperly maintained or operated, including: the
failure to use clean, dry, regulated compressed air at the recommended pressure; accidents
caused by use of the Product after partial failure.Numax
The Product is used commercially in assembly lines or production lines. The Numax Numax
Product is intended for use by individuals and these warranties do not extend to such
commercial uses.
THESE WARRANTIES ARE SUBJECT TO CHANGE WITHOUT NOTICE.
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
HTTP://WWW.NUMAXTOOLS.COM 1-888-669-5672
12 13
MODEL: SFN50 MODEL: SFN50
Stop using tool immediately if any of the following problems occur. Serious personal injury
could result. Any repairs or replacements must be done by a qualified service person or an
authorized service center.
WARNING:
!
Air leaking at trigger
valve area.
O-rings in trigger valve housing are
damaged.
Replace O-rings. Check operation
of Work Contact Element(WCE).
Air leaking between
housing and nose.
1.Loose screws in housing.
2.Damaged O-rings.
3.Damaged to bumper.
1.Tighten screws.
2.Replace O-rings.
3.Replace bumper.
Air leaking between
housing and cap.
1.Loose screws.
2.Damaged gasket.
1.Tighten screws.
2.Replace gasket.
1.Replace bumper.
2.Clean drive channel.
3.Clean magazine.
4.Replace spring.
5.Check fitting, hose or compressor.
6.Replace and lubricate O-rings.
7.Replace O-rings.
8.Tighten screws and fittings.
9.Replace gasket.
1.Worn bumper.
2.Dirt in nose piece.
3.Dirt or damage prevent fasteners or
pusher from moving freely in magazine.
4.Damaged pusher spring.
5.Inadequate air flow to tool.
6.Worn O-ring on piston or lack
of lubrication.
7.Damaged O-ring on trigger valve.
8.Air leaks.
9.Cap seal leaking.
Tool skips driving
fastener.
PROBLEMS POSSIBLE CAUSE(S) CORRECTIVE ACTION
1.Lubricate nailer.
2.Replace spring.
3.Replace damaged internal parts.
1.Tool not lubricated sufficiently.
2.Broken spring in cylinder cap.
3.Exhaust port in cap is blocked.
Tool runs slow or has
loss of power.
1.Replace guide.
2.Use only recommended fasteners.
3.Replace with undamaged fasteners.
4.Tighten screws.
5.Replace drive blade.
1.Guide on driver is worn.
2.Fasteners are not correct size.
3.Fasteners are bent.
4.Magazine or nose screws are loose.
5.Drive blade is damaged.
Fasteners are jammed
in tool.
Use only Numax authorized repair parts. For questions please call 1-888-669-5672 or
visit our website at http://www.numaxtools.com
WARNING:
!
WEARABLE PARTS
Repair parts can be ordered from our website: http://www. tools.comnumax
