Hitachi WF 4V, Руководство по обслуживанию

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Probable Cause
Too high sliding resistance of slider ass'y (C)
Too high sliding resistance of sprocket ass'y
Collated screw strips are not properly set into
the slider groove and belt guide.
Belt guide groove burred or clogged with dust.
Top adjuster not appropriate for screw length.
Specified screws not used.
Defective screws used (foreign matter in slots
of screw heads or defective collating strip).
Too high sliding resistance of slider
Too high sliding resistance of slider ass'y (C)
Broken or weak slider spring
Remedy
Remove burrs or clean out dust.
Replace defective parts.
Set screws correctly.
Remove burrs or clean out dust.
Install appropriate top adjuster for the
screw length
Refer to Item 3.
Refer to Item 3.
Remove burrs or clean out dust.
Replace defective parts.
Replace defective parts.
Symptom
Screws are not fed.
Screws are bent during
driving.
Slider does not return.
No.
3
4
5
Test
Disassemble and check.
Check if the collated screw strip is properly
set in its groove.
Check groove for burring or clogging.
Check screw length and top adjuster.
Refer to Item 3.
Refer to Item 3.
Disassemble and check.
Disassemble and check.