Harbor Freight Tools 68024 Single Sequential Safety Trip Mechanism Definition

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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.

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For technical questions, please call 1-800-444-3353.

SKU 68024

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Contents Coil Roofing Nailer Safety Alert Symbol and Signal Words Symbol Property or statementSave this Manual For technical questions, please callPersonal safety GeneralWork area Service Tool use and careAir source Specific Safety Instructions Specific InstructionsVibration Precautions Initialassembly SpecificationsFunctional Description UnpackingSetup Gun PortableCall SKU 68024 For technical Air Tool Spray Gun StationaryQuestions, please call Nail Penetration Depth Adjustment Work Piece and Work Area Set Up Contact Safety Trip Bump Fire Mechanism DefinitionContact Safety Trip Bump Fire Mechanism Testing Procedure Operating InstructionsSingle Sequential Safety Trip Mechanism Definition Single Sequential Safety Trip Mechanism Testing ProcedureTool must cycle fire only once To Prevent Serious InjuryRoofing Gauge Adjustment Loading the ToolGeneral Operating Instructions SKU User-Maintenance Instructions USER-INSTRUCTIONSClearing Jams To Prevent Serious Injury from Tool FailurePlease Read the Following Carefully Record Product’s Serial Number HereTroubleshooting Problem Possible Causes Likely SolutionsParts List Part Description ’tyPart Description ’ty For technical questions, please callAssembly Diagram Limited 1-Year Warranty