Harbor Freight Tools 60238 manual RPM 1150 RPM 1630 RPM 2180 RPM, Changing Drill Speed

Page 9

Changing Drill Speed

Before changing the speeds, make sure the machine is switched OFF and UNPLUGGED.

1.Open the pulley cover.

2.Loosen the Motor Tension Knob (10) on the Headstock (42), and move the Motor (14) towards the Headstock to relieve tension on the Belt (59).

Lamp

(34)

3.Consult the chart below and position the Belt (59) on the Pulleys (16, 60) according to the desired drill speed.

4.When the Belt has been correctly positioned, tighten it by pushing the Motor away from the Headstock until the belt deflects by approximately 1/2″ at its center when using reasonable thumb pressure. Lock this position in with the Motor Tension Knob (10).

Deflection

Distance

SAFETY

Motor Tension

Knob (10)

Light Bulb (73)

Figure F: Motor Tension Knob location

Figure G: Belt Deflection

Note: If either belt is too long to be properly tensioned, it must be replaced.

SETUP

 

 

 

 

 

 

 

 

760 RPM

1150 RPM

 

1630 RPM

 

2180 RPM

 

3070 RPM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spindle

Motor

Spindle

Motor

Spindle

Motor

Spindle

Motor

Spindle

Motor

Figure H: Drill Speed Table

The table above shows the belt arrangements for given drill speeds.

A full chart is also located on the inside of the pulley cover.

Light Bulb Installation

1.

To prevent injury, allow the old

3. Install a new Light Bulb of the same type and rating.

 

Light Bulb (73) to cool completely first.

(E14 base, 120V, 15W)

2.

Remove the old Light Bulb (73) from the

WARNING! TO PREVENT SERIOUS INJURY

 

Lamp (34) and dispose of it properly.

FROM FIRE: Do not install a different style Light Bulb

 

 

or a Light Bulb with a higher wattage rating.

OPERATION

Drill Bit Installation

1. Insert the drill bit into the jaws of the Chuck

2.

Before tightening the Chuck, ensure that

approximately 1″, ensuring that the jaws

 

the drill bit is centered within the jaws.

do not touch the flutes of the drill bit.

3.

Tighten the Chuck securely with

 

the included Chuck Key.

MAINTENANCE

Item 60238

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

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Contents Page General Tool Safety Warnings Table of Contents25′ 50′ 100′ 150′ Nameplate Extension CordDrill Press Safety Warnings 110-120 V~ Grounded Tools Tools with Three Prong PlugsGrounding Instructions Vibration Safety Specifications AssemblySetup Before Use MountingOperation Maintenance Operating Instructions Tool Set UpChanging Drill Speed 760 RPM 1150 RPM 1630 RPM 2180 RPMWorkpiece and Work Area Set Up General Operating Instructions Cleaning, Maintenance, and Lubrication Maintenance and ServicingBelt Inspection and Tensioning Problem Possible Causes Likely Solutions TroubleshootingParts List and Diagram Parts ListPart Description Qty Part DescriptionAssembly Diagram Limited 90 Day Warranty