English
Maintenance chart
ACTION | WHY | HOW |
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Drain air line filter daily. | Prevent accumulation of moisture | Open manual petcock. |
| and dirt. |
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Keep lubricator filled. | Keep the Nailer lubricated. | Fill with Hitachi pneumatic tool |
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| lubricant. |
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Clean filter element — then blow | Prevent clogging of filter with dirt. | Follow manufacturer’s instructions. |
air through filter in direction |
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opposite to normal flow. |
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Clean magazine and feeder | Prevent a jam. | Blow clean daily. |
mechanism. |
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Keep push lever working properly. | Promote operator safety and | Blow clean daily. |
| efficient Nailer operation. |
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Lubricate the Nailer after nailing. | Extend the Nailer life. | Supply 5 – 10 drops of lubricant |
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| into the Nailer. |
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Drain air compressor. | Keep the Nailer operated properly. | Open petcock on air compressor tank. |
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Operator troubleshooting
Most minor problems can be resolved quickly and easily using the table below. If problems persist, contact a Hitachi authorized service center for assistance.
PROBLEM | CHECK METHOD | CORRECTION |
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Nailer operates, but no nail is driven. | Check for a jam. | Clear a jam per page 17. |
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| Check function of feeder per | Clean and lubricate. |
| page 17. |
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| Check for proper nails. | Use only recommended nails. |
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Weak drive. | Check air pressure. | Increase air pressure. (Do not |
Slow to cycle. |
| exceed 120 psi (8.3 bar 8.5 kgf/cm2)) |
| Use Hitachi pneumatic tool lubricant. | |
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| Driver blade worn? | Contact Hitachi for replacement. |
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| Piston ring worn or damaged? | |
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Drives too deep. | Check air pressure. | Reduce air pressure. |
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| (Adjust 70 – 120 psi) |
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Skipping nails. Intermittent feed. | Check for proper nails. | Use only recommended nails. |
| Check function of nail feeder per | Clean and lubricate. |
| page 17. |
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| Use Hitachi pneumatic tool lubricant. | |
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| Check position of plate or nail holder in | Adjust plate or nail holder to proper |
| magazine per page 13. | position. |
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| Piston | Contact Hitachi for replacement. |
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Nails jam. | Check for proper nails. | Use only recommended nails. |
Driven nail is bent. | Driver blade worn? | Contact Hitachi for replacement. |
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Drives properly during normal | Check inside diameter of air hose. | Use larger air hose. |
operation, but does not drive fully | ||
at faster nailing speeds. |
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