Central Pneumatic 91773 Owner's Manual
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Central Pneumatic 91773 Owner's Manual

Straight line air sander
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Owner's Manual & Safety Instructions
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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.
straight line air sander
REV 11l
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1-800-444-3353 as soon as possible.
©
Copyright
2004 by Harbor Freight Tools
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.
Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein.
Tools required for assembly and service may not be included.
Keep this manual for the safety warnings and precautions, assembly, operating,
Visit our website at: http://www.harborfreight.com
Email our technical support at: tech@harborfreight.com
®
. All rights reserved.
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.
ITEM 91773

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Summary of Contents for Central Pneumatic CENTRAL PNEUMATIC 91773

  • Page 1 2004 by Harbor Freight Tools 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. Diagrams within this manual may not be drawn proportionally. Due to continuing improvements, actual product may differ slightly from the product described herein.

  • Page 2: Table Of Contents

    Safety ... 2 Specifications ... 6 Setup ... 7 Operation ... 10 This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death. IMPORTANT SAFETY INSTRUCTIONS INSTRUCTIONS PERTAINING TO A RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS...

  • Page 3: Personal Safety

    Personal Safety 1. 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.

  • Page 4: Air Source

    Service 1. Tool service must be performed only by qualified repair personnel. 2. When servicing a tool, use only identical replacement parts. Use only authorized parts. Air Source Never connect to an air source that is capable of exceeding 200 psi. Over pressurizing the tool may cause bursting, abnormal operation, breakage of the tool or serious injury to persons.

  • Page 5: Specific Safety Instructions

    Specific Safety Instructions 1. The warnings and precautions discussed in this manual cannot cover all possible conditions and situations that may occur. It must be understood by the operator that common sense and caution are factors which cannot be built into this product, but must be supplied by the operator.

  • Page 6: Specifications

    Functional Description Specifications Operating Air Pressure Air Inlet Maximum Speed* Air Consumption Recommended Hose Size 3/8″ Dia. Pad Dimensions Sandpaper size * Maximum speed at stated maximum air pressure. Knob (22) Page 6 For technical questions, please call 1-800-444-3353. 90 PSI 1/4″...

  • Page 7: Setup

    Initial Tool Set Up/Assembly 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. Note: For additional information regarding the parts listed in the following pages, refer to the Assembly Diagram near the end of this manual.
  • Page 8 Page 8 For technical questions, please call 1-800-444-3353. Item 91773...
  • Page 9 Item 91773 For technical questions, please call 1-800-444-3353. Page 9...
  • Page 10 Figure D To install the sandpaper: Raise Tension bar Figure E: Tension Bar Pull up on the tension bar at each end of the Sander. Page 10 For technical questions, please call 1-800-444-3353. Lower Tension bar Figure F: Place sandpaper under teeth...

  • Page 11: Work Piece And Work Area Set Up

    Note: Do not put too much pressure on the Inline Sander while sanding. Let the weight of the tool do the work. If the Inline Sander stalls during use, release the Trigger immediately. 7. If the tool requires more force to accomplish...

  • Page 12: Maintenance

    User-Maintenance Instructions Procedures not specifically explained in this manual must be performed only by a qualified technician. TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION: Turn off the tool, detach the air supply, safely discharge any residual air pressure in the tool, and release the Trigger before performing any inspection, maintenance, or cleaning procedures.

  • Page 13: Troubleshooting

    Troubleshooting Problem Possible Causes Decreased output. 1. Not enough air pressure and/ or air flow. 2. Obstructed trigger. 3. Incorrect lubrication or not enough lubrication. 4. Blocked air inlet screen (if equipped). 5. Air leaking from loose housing. 6. Mechanism contaminated. Housing heats 1.

  • Page 14: Parts List And Diagram

    Parts List and Diagram 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.

  • Page 15: Assembly Diagram

    Assembly Diagram Item 91773 For technical questions, please call 1-800-444-3353. Page 15...

  • Page 16: Warranty

    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.

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