5” RANDOM ORBITAL PALM SANDER Model 93431 Set up and Operating Instructions Visit our website at: http://www.harborfreight.com Read this material before using this product. Failure to do so can result in serious injury. Save this manual. Copyright© 2005 by Harbor Freight Tools®. All rights reserved. No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools.
NOTICE is used to address practices not related to personal injury. Save This Manual Keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the back of the manual near the assembly diagram (or month and year of purchase if product has no number). Keep this manual and the receipt in a safe and dry place for future reference.
increased risk of electric shock if your body is grounded. tools that have the switch on invites accidents. c. Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the risk of electric shock. d. Remove any adjusting key or wrench before turning the power tool on. A wrench or a key left attached to a rotating part of the power tool may result in personal injury. d. Do not abuse the cord. Never use the cord for carrying, pulling or unplugging the power tool.
the power tool before making any adjustments, changing accessories, or storing power tools. Such preventive safety measures reduce the risk of starting the power tool accidentally. d. Store idle power tools out of the reach of children and do not allow persons unfamiliar with the power tool or these instructions to operate the power tool. Power tools are dangerous in the hands of untrained users. e. Maintain power tools.
wire brush for loose or cracked wires. If power tool or accessory is dropped, inspect for damage or install an undamaged accessory. After inspecting and installing an accessory, position yourself and bystanders away from the plane of the rotating accessory and run the power tool at maximum no-load speed for one minute. Damaged accessories will normally break apart during this test time. 8. 9. Wear personal protective equipment. Depending on application, use face shield, safety goggles or safety glasses.
the work by hand or against your body is unstable and may lead to loss of control and personal injury. 21. This product is not a toy. Keep it out of reach of children. 22. People with pacemakers should consult their physician(s) before use. Electromagnetic fields in close proximity to heart pacemaker could cause pacemaker interference or pacemaker failure. In addition, people with pacemakers should: • Avoid operating alone. • Properly maintain and inspect to avoid electrical shock.
start-up. The operator can control torque reactions or kickback forces, if proper precautions are taken. 1. Anyone using vibrating tools regularly or for an extended period should first be examined by a doctor and then have regular medical check-ups to ensure medical problems are not being caused or worsened from use. Pregnant women or people who have impaired blood circulation to the hand, past hand injuries, nervous system disorders, diabetes, or Raynaud’s Disease should not use this tool.
preceding illustration. (See Outlets for 2-Prong Plug.) Grounding To prevent electric shock and death from incorrect grounding wire connection: Check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded. Do not modify the power cord plug provided with the tool. Never remove the grounding prong from the plug. Do not use the tool if the power cord or plug is damaged. If damaged, have it repaired by a service facility before use.
RECOMMENDED MINIMUM WIRE GAUGE FOR EXTENSION CORDS* (120/240 VOLT) EXTENSION CORD NAMEPLATE LENGTH AMPERES (at full load) 25’ 50’ 75’ 100’ 150’ 0 – 2.0 18 18 18 18 16 2.1 – 3.4 18 18 18 16 14 3.5 – 5.0 18 18 16 14 12 5.1 – 7.0 18 16 14 12 12 7.1 – 12.0 18 14 12 10 - 12.1 – 16.0 14 12 10 - - 16.1 – 20.0 12 10 - - - TABLE A * Based on limiting the line voltage drop to five volts at 150% of the rated amperes.
Specifications Electrical Input 120 V~ / 60 Hz / 2 A No Load Speed 12,000 OPM Orbit Diameter 3/32” Max. Accessory Diameter 5” (127 mm) 8 hole hook and loop 1x 80 grit sanding disc included Attaching the Dust Bag Dust Bag (28) E194601 Unpacking When unpacking, make sure that the item is intact and undamaged. If any parts are missing or broken, please call Harbor Freight Tools at 1-800-444-3353 as soon as possible.
Attaching Sandpaper to the Backing Pad Switch (15) approved eye and hearing protection, as well as heavy work gloves. 6. Before beginning work, provide for sparks and debris that will fly off the work surface. General Operating Instructions Backing Pad (23) The Sanding Disc is attached by Hook and Loop to the Backing Pad. Place the Sanding Disc on the Backing Pad lining up the 8 holes so that the dust can be collected into the Dust Bag. Work Piece and Work Area Set Up 1. 2.
Maintenance And Servicing Procedures not specifically explained in this manual must be performed only by a qualified technician. 5. WARNING! If the supply cord of this power tool is damaged, it must be replaced only by a qualified service technician. To prevent serious injury from accidental operation: Turn the Switch off and unplug the tool from its electrical outlet before performing any inspection, maintenance, or cleaning procedures.
Troubleshooting Problem Tool will not start. Possible Causes 1. Cord not connected. 2. No power at outlet. 3. Internal damage or wear. (Carbon brushes or switch, for example.) Tool operates slowly. 1. Excess pressure applied to workpiece. 2. Power being reduced by long or small diameter extension cord. Performance decreases over time. Excessive noise or rattling. Overheating. Tool does not sand effectively. Carbon brushes worn or damaged. Internal damage or wear.
PLEASE READ THE FOLLOWING CAREFULLY The manufacturer and/or distributor has provided the parts list and assembly diagram in this manual as a reference tool only. Neither the manufacturer or distributor makes any representation or warranty of any kind to the buyer that he or she is qualified to make any repairs to the product, or that he or she is qualified to replace any parts of the product.
ASSEMBLY DIAGRAM (29) Sanding Disc (80 Grit) not shown SKU 93431 For technical questions, please call 1-800-444-3353.
LIMITED 90 DAY WARRANTY Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase.