5” Orbital Wet palm Sander 66881 Set up and Operating Instructions Distributed exclusively by Harbor Freight Tools®. 3491 Mission Oaks Blvd., Camarillo, CA 93011 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© 2009 by Harbor Freight Tools®. All rights reserved.
Contents Safety Alert Symbol and Signal Words ����������������������������� 3 IMPORTANT SAFETY INSTRUCTIONS �������������������������� 3 Parts List ��������������������������������� 14 ASSEMBLY DIAGRAM ���������������� 15 LIMITED 90 DAY WARRANTY ���� 16 General �������������������������������������������3 Work area �������������������������������������� 3 Personal safety ������������������������� 4 Tool use and care ���������������������� 4 Service ��������������������������������������������5 Air source
Save This Manual NOTICE is used to address practices not related to personal injury. 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.
tool. Distractions are able to result in the loss of control of the tool. Personal safety a. b. c. d. e. Stay alert. Watch what you are doing and use common sense when operating the tool. Do not use the tool while tired or under the influence of drugs, alcohol, or medication. A moment of inattention while operating the tool increases the risk of injury to persons. Dress properly. Do not wear loose clothing or jewelry. Contain long hair. Keep hair, clothing, and gloves away from moving parts.
e. Store the tool when it is idle out of reach of children and other untrained persons. A tool is dangerous in the hands of untrained users. f. Maintain the tool with care. Keep a cutting tool sharp and clean. A properly maintained tool, with sharp cutting edges reduces the risk of binding and is easier to control. g. Check for misalignment or binding of moving parts, breakage of parts, and any other condition that affects the tool’s operation. If damaged, have the tool serviced before using.
a well ventilated area, and work with approved safety equipment, such as those dust masks that are specially designed to filter out microscopic particles. (California Health & Safety Code § 25249.5, et seq.) WARNING: The brass components of this product contain lead, a chemical known to the State of California to cause birth defects (or other reproductive harm). (California Health & Safety code § 25249.5, et seq.
your hands and fingers cannot be cut by the rotating Pad or Sanding Paper (not included). 10. Do not lay the tool down until it has come to a complete stop. Moving parts can grab the surface and pull the tool out of your control. 11. Disconnect air hose and release any built-up air pressure. Never service the Sander with the air hose attached. Always release any built-up air pressure in the tool (even after disconnecting the air hose). Vibration Precautions This tool vibrates during use.
Functional Description Specifications Operating Air Pressure 90 PSI Air Inlet 1/4” -18 NPT Maximum Speed* 10,000 RPM Air Consumption 9 SCFM @ 90 PSI Note: For additional information regarding the parts listed in the following pages, refer to the Assembly Diagram near the end of this manual. Unpacking * Maximum speed at stated maximum air pressure. Excess air pressure is hazardous and may cause the tool to exceed stated maximum speed.
1. Incorporate a filter, regulator with pressure gauge, oiler, in-line shutoff valve, and quick coupler for best service, as shown in the diagram above. An in-line shutoff ball valve is an important safety device because it controls the air supply even if the air hose is ruptured. The shutoff valve should be a ball valve because it can be closed quickly. 5. Close the in-line safety valve between the compressor and the tool. 6.
Operating Instructions Read the entire Important Safety Information section at the beginning of this manual including all text under subheadings therein before set up or use of this product. Inspect tool before use, looking for damaged, loose, and missing parts. If any problems are found, do not use tool until repaired.
of children and other unauthorized people. General Operating Instructions 1. If an automatic oiler is not used, add a few drops of Pneumatic Tool Oil to the airline connection before use. Add a few drops more after each hour of continual use. 2. Grip the Sander firmly. Then squeeze the Paddle (9) and allow the Pad (26) to move in its orbital motion to its fullest speed. 3. To adjust the water flow rate of the Sander, turn the Adjuster (34) located on the Anchor (33). 4.
User-Maintenance Instructions Procedures not specifically explained in this manual must be performed only by a qualified technician. Cleaning, Maintenance, and Lubrication Note: These procedures are in addition to the regular checks and maintenance explained as part of the regular operation of the air-operated tool.
Troubleshooting Problem Sander will not start. Sand Paper Disc not orbiting, or orbiting slowly. Water flow low or nonexistent Possible Causes 1. No compressed air supply. 2. Shut-off Valve is closed. 3. Insufficient pressure on the Paddle. 4. Air pressure too low. 5. Regulator set too low. 1. Air pressure too low. 2. Insufficient compressed air supply. 3. Regulator Set adjusted too low. 4. Leaks in Air Hose. 1. Water Flow Control improperly set. 2. Clogged Strainer. 3. No water in supply tank. 1.
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 Record Product’s Serial Number Here: Note: If product has no serial number, record month and year of purchase instead. Note: Some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts. SKU 66881 For technical questions, please call 1-800-444-3353.
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.
