Harbor Freight Tools 54461 User's Manual
Contents
1. NOTE Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts SKU 54461 Page 8 10 10 08 2 29 PM e T TT aee oe DS IT Assembly Drawing mer pese endum freni kk emque laa SS SSS SE 100 i 89 B0300 070 S 51 50 49 48 47 46 45 44 e k i P x w 9 7M amp 57 56 55 54 53 52 Sw 39 B1100 1221 SKU 54461 Page 9 54461 p65 9 i 10 10 03 2 30 PM2. 115 PSI Do not exceed the maximum air pressure of 130 PSI 3 Check the air connection for leaks Warning Disconnect the Nailer from the air compressor whenever loading or servicing After disconnecting the Nailer from the air compressor there could still be enough air pressure to fire the Nailer Always fire the trigger repeatedly to make sure all of the air is expended SKU 54461 Page 4 54461 p65 4 i 10 10 03 2 29 PM T TT s 54461 p65 FIGURE 1 1 4 Air Inlet 33 Magazine Latch 39 Heel Cushion 79 Seqential Trip Safety Warning This Nailer has a Sequential Trip safety mechanism With the trigger pulled the unit will fire each time the nose of the Nailer contacts a surface This Nailer is not suited for single shot work Vibration and bouncing and delayed finger pressure will commonly result in the unit double firing Testing the Sequential Trip Safety Mechanism Always test while using scrap material 1 The Nailer should not fire if the nose is not depressed against the workpiece 2 Make sure the tool is disconnected from the power supply 3 Empty the magazine of nails 4 Check that the Trigger 31 and the nose of the tool moves freely without sticking 5 Connect the air supply to the tool at the Air Inlet 33 and set at the recommended 60 115 PSI and not over the maximum 130 PSI 6 Test the tool by depressing the nose of the tool against the workpiece without pulling the
3. if damaged have them repaired by an authorized technician The handles must be kept clean dry and free from oil and grease at all times Disconnect air supply Disconnect air hose when not in use Remove adjusting keys and wrenches Check that keys and adjusting wrenches are removed from the tool or machine work surface before plugging it in Avoid unintentional starting Be sure your finger is off the trigger when not in use and before plugging in Do not carry any tool with your finger on the trigger whether it is plugged in or not Stay alert Watch what you are doing use common sense Do not operate any tool when you are tired Check for damaged parts Before using any tool any part that appears damaged should be carefully checked to determine that it will operate properly and perform its intended function Check for alignment and binding of moving parts any broken parts or mounting fixtures and any other condition that may affect proper operation Any part that is damaged should be properly repaired or replaced by a qualified technician Do not use the tool if the trigger does function properly Guard against electric shock Prevent body contact with grounded surfaces such as pipes radiators ranges and refrigerator enclosures Replacement parts and accessories When servicing use only identical replacement parts Use of any other parts will void the warranty Do not operate tool if under the influence of alcohol or drugs
4. O T TT s Sh I IT J ye w s 0 F 18 GUAGE 5 8 2 AIR BRAD NAILER Model 54461 ASSEMBLY and OPERATING INSTRUCTIONS 3491 Mission Oaks Blvd Camarillo CA 93011 Visit our Web site at http www harborfreight com Copyright C 2003 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools For technical questions and replacement parts please call 1 800 444 3353 54461 p65 1 i 10 10 03 2 29 PM T TT aee 54461 p65 Specifications Save This Manual You will need the manual for the safety warnings and precautions assembly instructions operating and maintenance procedures parts list and diagram Keep your invoice with this manual Write the invoice number on the inside of the front cover Keep the manual and invoice in a safe and dry place for future reference Safety Warnings and Precautions WARNING When using tool basic safety precautions should always be followed to reduce the risk of personal injury and damage to equipment Read all instructions before using this tool 1 2 Keep work area clean Cluttered areas invite injuries Observe work area conditions Do not use machines or power tools in damp or wet locations Don t expose to rain Keep work area well lighted Do not use electrically powered tools in the presence of fla
5. Pin 75 Magazine Stop Cylinder Cap Pin Retaner 76 Fixed Rail 0 ring Safety Pin TT Wear Strip O ring Safety Guide Plate 18 Feeder Spring 0 ring Safety Pin 79 Mag Heel Cushion Firing Valve Piston Safety Spring 80 Screw O ring E ring 81 Latch Plate Sleeve Retainer Safety Adjs Wheel 82 Moving Rail Cylinder Sleeve Upper Safety Element 83 Spacer Piston Stop O ring 84 Stopper O ring Safety Contact Pin 85 Grip Trigger Pin O ring 86 Warning Decal Main Body Main Piston 87 Screw Driver Bushing Piston Drv Coupling 88 Logo Plate Handle Inner Spring Pin 89 Cylinder Cap Assy O ring Outer Spring Pin 90 Head Viv Piston Set O ring Driver Blade 91 Cylinder Set Rubber Remote Hsng Screw 92 Trigger Valve Set Conical Spring Washer 93 Trigger Set O ring Safety Cover 94 Release Catch Assy Remote Core Lower Safety Element 95 Piston Set Remote Housing Front Plate 96 Screw 0 ring Spring Pin 97 Set Screw Extension Spring Set Screw 98 Screw Trigger Guide Fixed Backplate 99 Screw Pin Bushing Screw 100 Cylinder Cap Assy Trigger Screw 101 Duster Pin Washer B0300 070 Cylinder
6. Read warning labels if taking prescription medicine to determine if your judgement or reflexes are impaired while taking drugs If there is any doubt do not operate the Nailer Use proper size and type extension cord If an extension cord is required it must be of the proper size and type to supply the correct current to the tool without heating up Otherwise the extension cord could melt and catch fire or cause electrical damage to the tool Check your air compressor s manual for the appropriate size cord Maintenance For your safety maintenance should be performed regularly by a qualified technician Compressed air only Never use combustible gases as a power source Note Performance of the air compressor if powered by line voltage may vary depend ing on variations in local line voltage Extension cord usage may also affect tool per formance Warning The warnings cautions and instructions discussed in this instruction manual cannot cover all possible conditions and situations that may occur It must be under stood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator SKU 54461 Page 3 3 i 10 10 03 2 29 PM oe Sh IT T TT aee oe DS IT WARNING Some dust created by power sanding sawing grinding drilling and other construc tion activites contain chemicals known to the State of California to cause cancer birth defects or oth
7. Set Air Inlet 1 4 Moving Backplate B11001221 Magazine Set Pin Retainer Feeder Shoe Screw Serial Label The parts with asterisks cannot be purchased separately They may be purchased as part of a set as denoted below Set B0300 070 includes 2 3 4 5 87 89 6 100 7 8 9 10 90 11 Set 91 includes 9 11 13 Set 92 includes 21 22 23 24 25 26 27 Set 93 includes 28 29 30 31 32 Set 94 includes 44 45 46 47 48 49 50 51 Set 95 includes 52 53 54 55 56 57 Set 96 includes 58 59 Set 97 includes 66 68 Set 98 includes 67 68 Set 99 includes 72 59 Set B11001 221 includes 73 65 64 63 62 61 60 97 66 68 98 63 64 69 84 70 71 74 75 76 77 78 80 81 82 PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT IN FACT THE MANUFACTURER AND OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO
8. Trigger 31 The tool must not cycle fire If it cycles fires stop immediately and take the tool to an qualified service technician for repair 7 Hold the tool away or off of the workpiece The nose of the tool should return to its original position Squeeze the Trigger 31 The tool should not cycle fire If it cycles fires stop immediately and take the tool to an authorized service technician 8 Depress the nose of the tool against the workpiece and squeeze the Trigger 31 The tool must cycle fire If it fails to cycle fire take it to an authorized service technician SKU 54461 Page 5 5 i 10 10 03 2 29 PM T TT aee Lies T 54461 p65 Loading Nails Always disconnect the Brad Nailer from the air source before loading nails 1 While pushing on the Magazine Latch 39 with your right thumb push on the Heel Cushion 79 with your left thumb and pull back to open the magazine See FIGURE 1 2 Insert the brads 3 Snap the Heel Cushion 79 back into position Operating the Nailer 1 Attach the Nailer to the air supply at the Air Connector not included which is already connected to the Air Inlet 33 See FIGURE 1 Start your compressor and make sure it is set to between the recommended 60 115 PSI and not over the maximum 130 PSI 2 To fire place the nose of the Nailer on the workpiece The Nailer should not fire if the nose is not depressed Once depressed gently squeeze the Trigger 31 once Do not fi
9. er or pusher spring clean bumper and drive channel check fittings replace or lubricate O rings replace gasket 6 Problem Nails are jammed in Nailer nose Probable Cause Guide on driver is worn Wrong size or damaged Brads loose magazine or nose screws damaged driver Solution Replace guide use recommended undamaged Brads tighten screws replace driver 7 Problem Nail will not drive down tight Probable Cause Insufficient air pressure rounded driver blade causing slippage power loss slow cycling and power loss Solution Adjust air pressure replace blade check spring under cap for broken coils or reduce length check if cap in exhaust port is restricted 8 Problem Driving Brad too deeply Probable Cause Worn bumper or piston spacer Solution Replace either or both parts Warning Disconnect the Nailer from the air compressor whenever loading or servicing After disconnecting the Nailer from the air compressor there could still be enough air pressure to fire the Nailer Always fire the trigger repeatedly to make sure all of the air is expended SKU 54461 Page 7 7 10 10 03 2 29 PM 54461 p65 Description e Parts List Description Part No Description Cylinder Cap Cover Exhaust Cover 71 Spring Holder Screw Muffler 72 Screw Exhaust Deflector Magazine Latch 73 Magazine Support Air Seal Latch Spring 74 Nylok Screw Spring Latch
10. er reproductive harm some examples of these chemicals are Lead from lead based paints Crystalline cilica from bricks and cement or other masonry products Arsenic and chromium from chemically treated lumber California Health amp Safety Code 25249 5 et seq Unpacking When unpacking check to make sure the parts listed on page 8 are included If any parts are missing or broken please call Harbor Freight Tools at the number on the cover of this manual as soon as possible Operation Air Hose Line 1 4 18 NPT Valve Oiler 77 Filter NR COMPRESSOR Nailer _ Air Hose on Reel Regulator Recommended Air Line Components For best service you should incorporate an oiler regulator and inline filter as shown in the diagram above Hoses couplers oilers regulators and filters are all available at Harbor Freight Tools 1 You will need to prepare a 1 4 air connector sold separately to connect to the Air Inlet 33 See FIGURE 1 on the Nailer First wrap the 1 4 air connector not included with pipe thread seal tape before connecting to the Air Inlet 33 Connect the Air Source Hose to the Air Connector not included Note If you are not using an automatic oiler system on your air compressor before opera tion add a few drops of Pneumatic Tool Oil to the airline connection Add a few drops more after each hour of continual use 2 Set the air pressure on your compressor to between 60 and
11. mmable gases or liquids Keep children away Children must never be allowed in the work area Do not let them handle machines tools extension cords or air hoses Store idle equipment When not in use tools must be stored in a dry location to inhibit rust Always lock up tools and keep out of reach of children Use the right tool for the job Do not attempt to force a small tool or attachment to do the work of a larger industrial tool There are certain applications for which this tool was designed It will do the job better and more safely at the rate for which it was intended Do not modify this tool and do not use this tool for a purpose for which it was not intended Dress properly Do not wear loose clothing or jewelry as they can be caught in moving parts Protective electrically non conductive clothes and non skid footwear are recommended when working Wear restrictive hair covering to contain long hair Use eye and ear protection Always wear ANSI approved impact safety goggles Do not overreach Keep proper footing and balance at all times Do not reach over or across running machines or air hoses SKU 54461 Page 2 2 10 10 03 2 29 PM T TT aee 54461 p65 10 11 12 13 14 15 16 17 18 19 20 Maintain tools with care Keep tools clean for better and safer performance Follow instructions for lubricating and changing accessories Inspect tool cords and air hoses periodically and
12. re repeat edly nails could bounce off of one another causing injury 3 To adjust the driven depth of the brads use the pressure regulator on the compressor 4 When finished with nailing disconnect the tool from the air hose Clearing Jams 1 Disconnect tool from air hose Always fire the trigger repeatedly to make sure all of the air is expended from the Nailer 2 If a nail is jammed in the discharge area simply remove it with pliers 3 If a nail is jammed in the magazine while pushing on the Magazine Latch 39 with your right thumb push on the Heel Cushion 79 with your left thumb and pull back to open the magazine Remove all of the Brads Snap the Heel Cushion 79 back into place See FIGURE 1 Warning After disconnecting the Nailer from the compressor there could still be enough air pressure to fire the Nailer Always fire the trigger repeatedly to make sure all the air is expended Maintenance Warning Always disconnect the tool from the air compressor and then empty the magazine of nails before attempting to inspect or perform maintenance to the Nailer 1 Inspect all of the nuts and screws and make sure they are securely fastened 2 Periodically lubricate the driving mechanism and magazine with a light oil Wipe down with a clean cloth Never use gasoline or flammable solvents to clean the tool 3 Inspect your air compressor according to manufacturer s instructions Warning If you detect any air leaks power lo
13. ss the Nailer skips driving drives too deep or not deep enough take the Nailer to a qualified service technician SKU 54461 Page 6 6 i 10 10 03 2 29 PM T TT aee 54461 p65 Troubleshooting Warning If you detect any air leaks power loss the Nailer skips driving drives too deep or not deep enough take the Nailer to a qualified service technician for repair Note Have the following problems repaired by a qualified service technician 1 Problem Air leaking at trigger valve area Probable Cause Damaged O rings in trigger valve housing Solution Replace O rings Then re check contact safety trip mechanism 2 Problem Air leaking between housing and nose Probable Cause Loose screws in housing damaged O rings or bumper Solution Tighten screws or replace O rings or bumper 3 Problem Air leaking between housing and cap Probable Cause Loose screws or damaged gasket Solution Tighten Screws or replace gasket 4 Problem Runs slowly or has power loss Probable Cause Nailer insufficiently oiled broken spring in cylinder cap exhaust part in cap is blocked Solution Lubricate moving parts Magazine Nose and Trigger assemblies install new spring Replace damaged internal parts 5 Problem Nailer skips driving nails Probable Cause Worn or dirty bumper damaged pusher spring inadequate air flow worn or dry O ring on piston damaged O ring on trigger valve cap gasket leaking Solution Replace bump
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