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TROUBLE SHOOTING

PROBLEM  

CAUSE

CORRECTION

Frame/nose leaks air

Loose nose screws . . . . . . . . . . . . . . . .Tighten and recheck

O-ring or Gasket is cut or cracked  . . .Replace O-ring or gasket

Bumper cracked/worn  . . . . . . . . . . . . .Replace bumper

Frame/cap leaks air

Damaged gasket or seal  . . . . . . . . . . .Replace gasket or seal

Loose cap screws  . . . . . . . . . . . . . . . .Tighten and recheck

Failure to cycle

Air supply restriction . . . . . . . . . . . . . . .Check air supply equipment

Tool dry, lack of lubrication  . . . . . . . . .Use Lubricant

Worn head valve O-rings  . . . . . . . . . . .Replace O-rings

Head valve stuck in cap  . . . . . . . . . . . .Disassemble/Check/Lubricate

Lack of power; slow to cycle

Tool dry, lacks lubrication  . . . . . . . . . . .Use Lubricant

O-rings/seals cut or cracked  . . . . . . . .Replace O-rings/seals

Trigger assembly worn/leaks  . . . . . . . .Replace trigger assembly

Dirt/tar build up on driver  . . . . . . . . . . .Disassemble nose/driver to clean

Cylinder sleeve not seated correctly
on bottom bumper  . . . . . . . . . . . . . . . .Disassemble to correct

Head valve dry  . . . . . . . . . . . . . . . . . . .Disassemble/lubricate

Air pressure too low  . . . . . . . . . . . . . . .Check air supply equipment

Skipping fasteners;  intermittent feed

Worn bumper  . . . . . . . . . . . . . . . . . . . .Replace bumper

Tar/dirt in driver channel . . . . . . . . . . . .Disassemble and clean nose and driver

Air restriction/inadequate air flow through
quick disconnect socket and plug  . . . .Replace quick disconnect fittings

Worn piston O-ring  . . . . . . . . . . . . . . . .Replace O-ring, check driver

Tool dry, lacks lubrication  . . . . . . . . . . .Use Lubricant

Low air pressure  . . . . . . . . . . . . . . . . . .Check air supply system to tool

Loose magazine nose screws  . . . . . . .Tighten all screws

Fasteners too short for tool  . . . . . . . . .Use only recommended fasteners

Bent fasteners  . . . . . . . . . . . . . . . . . . .Discontinue using these fasteners

Wrong size fasteners  . . . . . . . . . . . . . .Use only recommended fasteners

Leaking head cap gasket  . . . . . . . . . . .Tighten screws/replace gasket/ O-ring

Trigger valve O-ring cut/worn . . . . . . . .Replace O-ring

Broken/chipped driver  . . . . . . . . . . . . .Replace driver (check piston O-ring)

Dry/dirty magazine  . . . . . . . . . . . . . . . .Clean/lubricate use Lubricant

Fasteners jam in tool

Wrong size fasteners  . . . . . . . . . . . . . .Use only recommended fasteners

Bent fasteners  . . . . . . . . . . . . . . . . . . .Discontinue using these fasteners

Loose magazine/nose screws  . . . . . . .Tighten all screws

Broken/chipped driver  . . . . . . . . . . . . .Replace driver

Summary of Contents for FN1664

Page 1: ... MANUAL TO UNDERSTAND AND FOLLOW THE SAFETY WARNINGS AND INSTRUCTIONS KEEP THESE INSTRUCTIONS WITH THE TOOL FOR FUTURE REFERENCE IF YOU HAVE ANY QUESTIONS CONTACT YOUR REPRESENTATIVE OR DISTRIBUTOR FN1664 STRAIGHT FINISH NAILER OPERATION and MAINTENANCE MANUAL ...

Page 2: ...r s employees are not qualified to advise you on the use of these tools Oral representation will not be binding on the Seller The rights under this limited warranty are to the original purchaser and may not be transferred to the subsequent owner This limited warranty is in lieu of all warranties expressed or implied including warranties of merchantability and fitness for a particular purpose Selle...

Page 3: ...ed repair personnel Service or maintenance performed by unqualified personnel may result in a risk of injury When servicing a tool use only identical replacement parts Use of unauthorized parts may create a risk of injury Know your pneumatic tool Read operator s manual carefully Learn its applications and limitations as well as the specific potential hazards related to this tool Following this rul...

Page 4: ...istance from the tool while tool is in operation as accidental actuation may occur possibly causing injury The operator must not hold the trigger pulled on contact arm tools except during fastening operation as serious injury could result if the trip accidentally contacted someone or something causing the tool to cycle Keep hands and body away from the discharge area of the tool A contact arm tool...

Page 5: ...rect operating pressure for the tool FILTER Dirt and water in the air supply are major causes of wear in pneumatic tools A filter will help to get the best performance and minimum wear from the tool The filter must have adequate flow capacity for the specific installation The filter has to be kept clean to be effective in providing clean compressed air to the tool Consult the manufacturer s instru...

Page 6: ... Single Sequential Actuation LIGHT WEIGHT ALUMINUM HOUSING The light weight aluminum housing helps reduce work fatigue TOOL FREE DRIVE DEPTH ADJUST The tool free depth adjust lets the operator select precise driving depth of the fastener TOOL FREE JAM RELEASE A tool free jam release is provided for ease in clearing infrequent jams NO MAR TIPS The no mar tips prevent marring and denting when using ...

Page 7: ...control of the fastener drive depth from flush with the work surface to shallow or deep countersink First set the air pressure for consistent drive in the specific work Then use the depth adjustment to give the desired depth of drive TO ADJUST FASTENER CONTROL ADJUSTMENT 1 Disconnect the tool from the air supply 2 Turn the depth selector left or right to change the driving depth 3 Reconnect the to...

Page 8: ...yone else Never engage in horseplay Never pull the trigger unless nose is directed at the work Always handle the tool with care Do not pull the trigger or depress the trip mechanism while loading the tool 1 Pull the pusher back until it locks into its position Insert nails into track of magazine 2 Press pusher release to disengage pusher to push nails forward into driving position ...

Page 9: ...T To operate the tool in this manner first position the contact trip on the work surface WITHOUT PULLING THE TRIGGER Depress the contact trip until the nose touches the work surface and then pull the trigger to drive a fastener Do not press the tool against the work with extra force Instead allow the tool to recoil off the work surface to avoid a second unwanted fastener Remove your finger from th...

Page 10: ...MUST NOT CYCLE Release the trigger The trigger must return to the trigger stop on the frame C Pull the trigger and press the contact trip against the work surface THE TOOL MUST NOT CYCLE D With finger off the trigger press the contact trip against the work surface Pull the trigger THE TOOL MUST CYCLE IN ADDITION TO THE OTHER WARNINGS CONTAINED IN THIS MANUAL OBSERVE THE FOLLOWING FOR SAFE OPERATIO...

Page 11: ...PROCEDURE FOR SEALS When repairing a tool make sure the internal parts are clean and lubricated Use a small amount of oil on all moving surfaces and pivots After reassembly add a few drops of oil through the air line fitting before testing AIR SUPPLY PRESSURE AND VOLUME Air volume is as important as air pressure The air volume supplied to the tool may be inadequate because of undersized fittings a...

Page 12: ...te Air pressure too low Check air supply equipment Skipping fasteners intermittent feed Worn bumper Replace bumper Tar dirt in driver channel Disassemble and clean nose and driver Air restriction inadequate air flow through quick disconnect socket and plug Replace quick disconnect fittings Worn piston O ring Replace O ring check driver Tool dry lacks lubrication Use Lubricant Low air pressure Chec...

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