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SKU 98733 

For technical questions, please call 1-800-444-3353. 

Page 13

Troubleshooting

Problem

Possible Causes

Likely Solutions

Air leaking in 

Cylinder Cap (8A).

1.  Loose Screw (6).
2.  O-ring (9A) is cracked or worn.

1.  Tighten and recheck.
2.  Replace O-ring.

Lack of power. 

Slow to cycle. 

Low power when 

shooting and 

returning.

1.  Tool is too dry. 

2.  Air pressure too low. 

 

 

 

3.  Exhaust blocked.

1.  Add about 3 drops of pneumatic tool oil into 

the Air Plug (83).

2.  Check to make sure regulator on air 

compressor is set between 70 PSI and 120 

PSI. (70 PSI is the minimum where the Nailer 

may work. If power is too low, set it between 

100-120 PSI.)

3.  Clean exhaust channel.

Not shooting 

fasteners or 

only intermittent 

feeding.

1.  Damaged Torsion Spring (76).
2.  Wrong size of fasteners. 

3.  Magazine (71) is dirty. 

1.  Replace Spring.
2.  Use 2-3/16” to 3-1/2”, .113”-.131” diameter 

Nails.

3.  Clean Magazine.

Fastener is 

jammed in tool.

1.  Feeder Shoe (69) is broken or 

worn.

2.  Bent fasteners.

1.  Replace Feeder Shoe. 

2.  Remove bent fasteners. Replace with new 

Nails.

 Follow all safety precautions whenever diagnosing or servicing the 

tool.  Disconnect air supply before service.

PLEASE READ THE FOLLOWING CAREFULLY

THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM 

IN THIS MANUAL AS A REFERENCE TOOL ONLY.  NEITHER THE MANUFACTURER OR 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.

REV 09g,09i; 09l

Summary of Contents for 98733

Page 1: ...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 Diagrams within this manual may no...

Page 2: ...ardous situation which if not avoided could result in death or serious injury CAUTION used with the safety alert symbol indicates a hazardous situation which if not avoided could result in minor or mo...

Page 3: ...eep proper footing and balance at all times Proper footing and balance enables better control of the tool in unexpect ed situations f Use safety equipment A dust mask non skid safety shoes and a hard...

Page 4: ...n off and detach the air supply and safely discharge any residual air pressure before leaving the work area l Store the tool when it is idle out of reach of children and other un trained persons A too...

Page 5: ...Eye Injury Wear ANSI approved eye protection WARNING marking concerning Risk of Hearing Loss Wear hearing protection WARNING marking concerning Risk of Respiratory Injury Wear NIOSH approved dust mask...

Page 6: ...and lead to control loss Vibration Precautions This tool vibrates during use Re peated or long term exposure to vibra tion may cause temporary or permanent physical injury particularly to the hands a...

Page 7: ...al Unpacking When unpacking check to make sure item is intact and undamaged If any parts are missing or broken call Harbor Freight Tools at the number shown throughout the manual as soon as possible T...

Page 8: ...to properly power the tool but the output will not exceed the tool s maximum air pressure at any time Adjust the pressure gradually while checking the air output gauge to set the right pressure range...

Page 9: ...WAYS point the Nailer at a piece of scrap wood when testing 2 Completely empty Magazine 71 3 The Nailer should not fire if Safety 37 is not depressed against the workpiece 4 Make sure Trigger 56 and S...

Page 10: ...69 and allow Feeder Shoe to slide forward against strip of nails Operating Framing Nailer 1 Adjust the Exhaust Cover 4 to direct as desired 2 To fire a nail place the nose of the Nailer on the workpie...

Page 11: ...s in the Magazine to release the nail Pull out the jammed nail and the remain der of the nail strip that is still in the magazine 8 Dispose of the remaining nail strip it may be bent or damaged in som...

Page 12: ...maintenance and cleaning are done 1 Disconnect the Framing Nailer from its air supply 2 Empty Magazine 71 completely 3 Try to fire the Nailer into a piece of scrap wood or flooring to ensure that it i...

Page 13: ...stener is jammed in tool 1 Feeder Shoe 69 is broken or worn 2 Bent fasteners 1 Replace Feeder Shoe 2 Remove bent fasteners Replace with new Nails Follow all safety precautions whenever diagnosing or s...

Page 14: ...ng Washer 32 Screw 33 Spring 34 Safety Bracket 35 Screw 36 Bushing 37 Safety 38 Washer 39 Screw 40 Rubber Cover 41 Spring Pin 42 Safety Guide 43 O Ring M18 4 x 2 4 44 O Ring M20 3 x 1 5 45 Valve Set 4...

Page 15: ...5 ASSEMBLY DIAGRAM Record Product s Serial Number Here Note If product has no serial number record month and year of purchase instead Note Some parts are listed and shown for illustration purposes onl...

Page 16: ...tal or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHAN...

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