Troubleshooting - Porta-Nails 402 Owner's Manual

SHOE CHANGING
CONVERSION TO AND FROM FACE NAILING
APARENTE
FIGURE 8
Angled Tongue and Groove
Flooring Shoe
Loosen and remove Socket Head Cap Screws (Ref. No. 10) to remove Shoe
& Shoe Base Assembly. Change over from the Angled Tongue Nailing to
Face Nailing Applications or change from Face Nailing to Angled Tongue
Nailing Applications by removing Socket Head Cap Screws (Ref. No. 10)
and re-tightening after changeover.
FIGURE 9
Face Nailing Shoe
Cat. No. 40225
(Sold Separately)
8

TROUBLESHOOTING

PROBLEM
OR
QUESTION CAUSE
Ram(Ref. No. 22) or
Ram comes
Pawl (Ref. No. 33)
up before
worn; Pawl Spring
completing cycle
(Ref. No. 32) Broken
Ram does not Ram Spring (Ref.
come up after No. 26) or Pawl
completing Spring (Ref. No. 33)
downward cycle. broken
Ram will not go Nails Jammed in
all the way down Shear Plate (Ref. No.
or up. 13).
Ram will make a Lack of lubrication
complete cycle and dirt / contaminate
but works hard. accumulation
CORRECTIVE ACTION
Remove the Shoulder Screw Nut (Ref.
No.30) and the Shoulder Screw (Ref.
No.29). Pull out Pawl Housing Assembly
(Ref. No. 47) and inspect the Pawl (Ref.
No. 33) and the Pawl Spring (Ref. No.
32) for wear or breakage and replace if
necessary. Reinstall and fi rmly tighten
Shoulder Screw Nut (Ref. No. 30).
Loosen, but DO NOT REMOVE, the
two (2) Ram Stop Screws (Ref. No.
28). Remove the Ram (Ref. No. 22) and
Driver Blade (Ref. No. 23). Replace the
Ram Spring. If the Ram Spring is not
broken, reverse correction given above.
Refer to the above Corrective Action for
replacing the Pawl Spring.
Remove the Ram (Ref. No. 22) and
Driver Blade (Ref. No. 23) as outlined
above. Remove the four (4) Shoe Screws
(Ref. No. 10) and Shoe (Ref. No. 4).
Lift off the Wear Plate (Ref. No. 12) and
remove the jammed nails.
Remove the Ram (Ref. No. 22) and
Driver Blade (Ref. No. 23) as outlined
above. Clean the Ram and Driver Blade
and lubricate the Ram lightly with a dry
silicone lubricant.
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