Harbor Freight Tools CentalPneumatic Coil Roofing Nailer 68024 - Manual (Page 12)

Page 12 For technical questions, please call 1‑800‑444‑3353. SKU 68024
stop immediately and take the tool to a
qualified service technician.
7. Press the Safety Nosepiece against
the workpiece and squeeze the Trigger.
The tool must cycle (fire) only once.
Release the trigger and squeeze it
again. The tool must cycle (fire)
again only once. With the Trigger
held, carefully lift the tool and press it
against the workpiece again. The tool
must cycle (fire) again only once. If
it fails to act in the manner explained
in bold, have it repaired by a qualified
service technician.
Single Sequential Safety Trip
Mechanism Definition
The Single Sequential safety trip
mechanism is designed to prevent inadvertent
firing. To set the Nailer in the Single
Sequential mode, turn the Mode Switch to the
Single Sequential position (as indicated by the
single bump fire symbol).
The tool should only fire if the Safety
Nosepiece is pressed against the workpiece
prior to pulling the Trigger. It should only fire
again if the trigger is released and squeezed
again. The Tool should not fire if the Safety
Nosepiece is not pressed against an object.
Single Sequential Safety Trip
Mechanism Testing Procedure
TO PREVENT
SERIOUS INJURY
FROM ACCIDENTAL
OPERATION: Empty the tool
before this procedure. Point the
tool at a piece of scrap wood
when testing.
1. Disconnect the tool from the air supply.
2. Empty the magazine of fasteners.
3. Check that the Trigger and the Safety
Nosepiece move freely, without sticking.
4. Connect the air supply to the tool and
set within the Operating Air Pressure
indicated on the Specification chart.
5. Test the tool by pressing the Safety
Nosepiece against the workpiece
without pulling the Trigger. The tool
must not cycle (fire). If it cycles (fires),
stop immediately and take the tool to a
qualified service technician for repair.
6. Hold the tool away, or off of the
workpiece. The Safety Nosepiece
should return to its original position.
Squeeze the Trigger. The tool must
not cycle (fire). If it cycles (fires),
stop immediately and take the tool to a
qualified service technician.
7. Press the Safety Nosepiece against
the workpiece and squeeze the Trigger.
The tool must cycle (fire) only once.
Release the trigger and squeeze it
again. The tool must cycle (fire)
again only once. With the Trigger
held, carefully lift the tool and press
it against the workpiece again. The
tool must not cycle (fire). If it fails
to act in the manner explained in
bold, have it repaired by a qualified
service technician.