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Digital Contact Tachometer
Item 66400
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.
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
2008 by Harbor Freight Tools
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.
Specifications
Display
LCD 5 Digits
RPM Range
2.5 - 19,999 RPM
Accuracy
± 0.05 plus 1 RPM
4x 'AA' Batteries
Power Source
(Not Supplied)
Operating
32° - 104° F; 0 - 50° C
Environment
< 85% Humidity
Manual Revised 11f
Visit our website at: http://www.harborfreight.com
Email tech support at: tech@harborfreight.com
®
. All rights reserved. No portion of this manual or any artwork contained herein may be reproduced in any shape
IMPORTANT SAFETY
INFORMATION
1. When in use, this tool is in contact with rotating parts.
2. Do not touch rotating parts. Do not wear
loose clothing when working with rotating
parts. Contain hair, jewelry and any item that
may become entangled in rotating part.
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Summary of Contents for CEN-TECH CEN-TECH 66400
- Page 1 2008 by Harbor Freight Tools 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.
- Page 2 3. This product is not a toy. Do not allow children to play with or near this item. 4. Position batteries in proper polarity and do not install batteries of different types, charge levels, or capacities together. 5. Use as intended only. 6.
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Page 3: Battery Installation
Set Up Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this document including all text under subheadings therein before set up or use of this product. Battery Installation Battery Compartment Before use, install four ‘AA’ batteries (not supplied). 2. -
Page 4: Memory Function
Memory Function 1. After each test, you can review most recent saved measurements. 2. Press and release MEMORY button to cycle through most recent MIN and MAX readings. Record Serial Number Here: Note: If product has no serial number, record month and year of purchase instead. - Page 5 Assembly Diagram SKU 66400 For technical questions, please call 1-800-444-3353. Page 5...
- Page 6 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.
- Page 7 3491 Mission Oaks Blvd. • PO Box 6009 • Camarillo, CA 93011 • (800) 444-3353...