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7

Pull the nail feeder back to engage the nail feeder to the 
nail strip (FIG 14).

4.

Quietly push the Nail Feeder (A) and (B) against the nail. 
If  the  Nail  Feeder  (A)  and  (B)  are  released  from 
backward the  magazine  and  bumped  against  the  nail, 
the connecting wire of the nail can be damaged.
Use nail strip of more than 4-7 nails.

1.

2.

REMOVE THE NAILS

Disconnect air supply.
Pull the nail feeder (A) backward.
Return the nail feeder (A) forward quietly while pushing 
the nail feeder (B).
Push the nail stopper toward the magazine side, and pull 
out nails from the back of the magazine.

1.
2.
3.

4.

METHODS OF OPERATION

This tool is equipped with the safety and does not operate 
unless the safety is depressed.
There are two methods of operation to drive nails with this 
tool.

They are:

1. Sequential fire.
2. Contact fire.

Sequential fire operation.
Use the SINGLE ACTUATION MECHANISM setting.

1. 

Unlike the FULL SEQUENTIAL ACTUATION MECHANISM, 
please note that the SINGLE ACTUATION MECHANISM of 
this tool will drive a nail each time the push lever is 
pressed against the wood as long as the trigger is 
pressed.
For intermittent operation, set the switching device to the 
upward position completely.
To avoid double firing or accidental firing due to recoil.

WARNING

1). Set the switching device to SINGLE ACTUATION 
MECHANISM.
2). Pull the trigger rapidly and firmly.

1.Set the switch device to the downward position.
2.Position the nail outlet on the workpiece with finger 
   off the trigger.
3.Depress the push lever firmly until it is completely 
   Depressed.
4.Pull the trigger to drive a nail.
5.Remove finger from the trigger.

To continue nailing in a separate location, move the nailer 
along the wood, repeating steps 2-3 as required.

FIG. 16

1

FIG. 17

Contact fire operation
Using CONTACT ACTUATION MECHANISM

2. 

To avoid double firing or accidental firing due to recoil.
1). Do not press the tool against the wood with excessive 
force.
2). Separate the tool from the wood as it recoils after 
nailing.

WARNING

2

Nail feeder (B)

Nail feeder (A)

FIG. 14

Nail feeder (A)

Nail feeder (B)

Nail Stopper

FIG. 15

Downward 

position

Switch Button

3

Trigger

Summary of Contents for HS10021

Page 1: ...USERS MANUAL Failure to follow warning could result in DEATH OR SERIOUS INJURY WARNING M1002 03 11 V1 HIGH PRESSURE NAILER MODEL HS3490...

Page 2: ...NAL SAFETY TOOL USE AND CARE SERVICE AIR SOURCE CONTENTS JAM CLEARING CLEANING STORAGE HOOKUP INSTRUCTIONS FOR TOOL TO AIR SUPPLY IMPORTANT INFORMATION EXPLANATION OF THE NAILING ACTION GENERAL SAFETY...

Page 3: ...ALWAYS WEAR EAR AND HEAD PROTECTION USE SAFETY EQUIPMENT DRESS PROPERLY STAY ALERT WATCH WHAT YOU ARE DOING AND USE COMMON SENSE WHEN OPERATING A POWER TOOL AVOID UNINTENTIONAL FIRING DO NOT OVERREACH...

Page 4: ...ool can fire when re connected to an air supply The fasteners can be driven or a way from the workpiece hit someone 1 Doing maintenance and inspection 2 Turning the adjuster and top cover 3 Attaching...

Page 5: ...justment Safety No Mar tip Magazine Pusher Hand Grip Trigger Air Plug Switch Button SPECIFICATIONS Product Size Weight Normal Operating Pressure Magazine Capacity Maintenance Firing Mode Fastener Size...

Page 6: ...the air supply fitting attached to the tool handle FIG 2 Using too much oil will cause it to collect in the tool and be noticeable in the exhaust ASSEMBLY INSTALLATION Follow the instructions below t...

Page 7: ...G WARNING DANGER The machine employs a preventive mechanism for unloaded operation The machine enters a state where the push lever stopper runs into the upper part of the push lever and the push lever...

Page 8: ...ll not operate properly 6 With the Nailer off the workpiece pull the trigger Pull the tool Feeder backward and depress the push lever against the workpiece THE TOOL MUST NOT OPERATE If no abnormal ope...

Page 9: ...UATION MECHANISM of this tool will drive a nail each time the push lever is pressed against the wood as long as the trigger is pressed For intermittent operation set the switching device to the upward...

Page 10: ...aw before using Moisture frozen in the tool may impede internal components resulting in the risk of injury and or tool damage ADJUSTING THE NAILING DEPTH Disconnect the tool from the air source before...

Page 11: ...ly clean the tool with compressed air Clean the magazine Remove metal or wooden chips which may have accumulated in the magazine Periodically clean magazine with compressed air WARNING HOOKUP INSTRUCT...

Page 12: ...rn or damaged O rings or seals 1 Inadequate air supply 2 Tool is too dry 3 Exhaust blocked 4 Worn or damaged O rings or seals 1 Driver channel is worn 2 Piston is broken or worn 3 Bent fasteners 4 Dir...

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