Porter-Cable 4640, 4634 Carton Contents, Functional Description, Assembly, Operation, Foreword

CARTON CONTENTS

Carton contents include the screwdriver, an instruction manual, and a parts list.

FUNCTIONAL DESCRIPTION

FOREWORD

Porter-Cable screwdrivers are designed to install or remove various sizes and types of fasteners.

ASSEMBLY

NOTE: This tool is shipped completely assembled. No assembly time or tools are required.

OPERATION

TO START AND STOP THE TOOL

Make sure that the switch is off before connecting the tool to the power source.

Check to see that the switch is “OFF”. Make sure that the power circuit voltage is the same as that shown on the specification plate of the tool. Connect the drill to the power circuit.

1.Squeeze the trigger switch (A) Fig. 1 to start the motor. Release the trigger to stop the motor.

2.A lock button (B) Fig. 1 is pro- vided to keep the motor running without holding the trigger switch “ON”. TO LOCK the trigger switch “ON”, squeeze the trigger as far as it will go, push in lock button and release trigger. TO UNLOCK the lock button, squeeze the trigger and release, leaving the lock button free to spring out.

C

A

B

Fig. 1

NOTE: The lock button can be engaged only when the tool is running at maximum speed.

Never use the lock button when the tool may have to be stopped suddenly.

3.These tools will operate in either the forward direction (clockwise rotation) for drilling holes, or the reverse direction (counter-clockwise rotation) for releasing jammed drill bits. For counter-clockwise rotation, stop the motor by releasing the trigger switch and push the reversing switch (C) Fig. 1 toward the right side of the drill, or in the opposite direction for clockwise rotation.

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