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SKU 66881 

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

Page 8

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

*  Maximum speed at stated maximum air pressure.  Ex-

cess air pressure is hazardous and may cause the tool 

to exceed stated maximum speed.

components and controls

Valve Lever (9)

Anchor (33)

Compressor 

Inlet (11a)

Strainer (35)

(not shown)

Adjuster (34)

Hose Joint (12)

Hose (32)

Pad (26)

Figure 1

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.

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.

•  This air tool may be shipped with a 

protective plug covering the air inlet.  

Remove this plug before set up.

air Supply

 

tO preVent 

explOSiOn: 

use only clean, dry, regulated, 

compressed air to power this 

tool.  do not use oxygen, 

carbon dioxide, combustible 

gases, or any other bottled 

gas as a power source for this 

tool.

Quick 

coupler

recommended air line components

regulator with 

pressure gauge

Quick 

coupler

air Hose 

on reel

Valve

Filter

Oiler

male 

connector

tool

air 

compressor

male 

connector

Summary of Contents for 66881

Page 1: ...l Copyright 2009 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 Har...

Page 2: ...ty Instructions 5 Symbol Definitions 5 Specific Safety Instructions 6 Functional Description 8 Specifications 8 Components and Controls 8 Initial Tool Set Up Assembly 8 Unpacking 8 Air Supply 8 Operat...

Page 3: ...ided could result in death or serious injury CAUTION used with the safety alert symbol indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE is used to a...

Page 4: ...g and balance enables better control of the tool in unexpect ed situations f Use safety equipment A dust mask non skid safety shoes and a hard hat must be used for the applicable conditions Wear heavy...

Page 5: ...rts Use only authorized parts c Use only the lubricants supplied with the tool or specified by the manufacturer Air source a Never connect to an air source that is capable of exceeding 200 psi Over pr...

Page 6: ...o this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as those dust masks that are specially designed to filter out...

Page 7: ...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 circ...

Page 8: ...n 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 Unpacking When unpack...

Page 9: ...ote Air flow and therefore tool perfor mance can be hindered by under sized air supply components 3 The air hose must be long enough to reach the work area with enough extra length to allow free movem...

Page 10: ...h the free end of the Hose 32 to the Sander by pushing it into the Hose Joint 12 To remove push the collar and pull the hose out Prior to reattachment trim 1 4 from the end of the hose 4 Turn Adjuster...

Page 11: ...aise the Hose above the Sander and restart the Sander to empty the tool of any remaining water Turn off the air compressor Disconnect the Sander from its air supply hose Then squeeze the Paddle once a...

Page 12: ...m grease Other lubricants may damage the mechanism and may be highly flammable causing an explosion Cleaning Maintenance and Lubrication Note These procedures are in addition to the regular checks and...

Page 13: ...iner and clean 3 Fill supply tank Sander does not remove residue from the workpiece even after repeated brief attempts 1 Sand paper disc too fine 2 Using wrong tool for the job at hand 3 Water Flow Co...

Page 14: ...Spring 1 39 O Ring 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 manufa...

Page 15: ...ge 15 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...

Page 16: ...tal or consequential damages so the above limitation of exclusion may not apply to you This warranty is express ly in lieu of all other warranties express or implied including the warranties of mercha...

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