Harbor Freight 96451 Users Manual
96451 to the manual 450a4ee7-5d00-43cb-8f24-cfc455043837
2015-01-25
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INFRARED THERMOMETER
Model
96451
OPERATING INSTRUCTIONS
Diagrams within this manual may not be drawn proportionally.
Due to continuing improvements, actual product may differ slightly from the product described herein.
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© 2007 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.
For technical questions or replacement parts, please call 1-800-444-3353.
Page 2SKU 96451 For technical questions, please call 1-800-444-3353.
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.
WARNING! Read all instructions
Failure to follow all instructions listed below may result in serious injury.
Work area safety
Keep children and bystanders away while operating. Distractions can
cause you to lose control.
Keep work area clean and well lit. Cluttered or dark areas invite accidents.
Personal safety
Wear ANSI-approved safety goggles. Use eye protection. Never point
laser directly into the eyes of a person or animal. Do not point laser on, or
indirectly off, reective surfaces such as stainless steel or aluminum.
Stay alert and use common sense when operating. Do not use when tired or
under the inuence of drugs, alcohol or medication.
Product use and care
This product is not a toy. Keep it out of reach of children.
Use the product in accordance with these instructions and in the manner
intended for the particular type of product, taking into account the working
conditions and the work to be performed. Use of the product for operations
different from those intended could result in a hazardous situation.
Not for medical use.
The warnings, precautions, and instructions discussed in this instruction 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.
Service
Have product serviced by a qualied repair person using only identical
replacement parts. This will ensure that the safety of the product is maintained.
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Page 3SKU 96451 For technical questions, please call 1-800-444-3353.
Maintain labels and nameplates on the product. These carry important safety
information. If unreadable or missing, contact Harbor Freight Tools for a
replacement.
SAVE THESE INSTRUCTIONS.
SPECIFICATIONS
Measurement Range -4° F to 968° F
(-20° C to 520° C)
Accuracy ± 4° F below 212° F
± 2% reading above 212° F
Response Time 500 mSec
Distance to Spot Size 8:1
Battery Requirements 9V
UNPACKING
When unpacking, check to make sure that the item is intact and undamaged. If any
parts are missing or broken, please call Harbor Freight Tools at the number shown on the
cover of this manual as soon as possible.
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.
Note: Do not expose this product to strong electromagnetic elds, such as those
generated by an arc welder, induction heater, etc. Allow the unit 30 minutes to
adjust, before use, when introduced to signicant temperature changes.
Remove the battery cover and insert a 9V battery into the unit, paying attention to
polarity. Replace battery cover.
Push the “Laser ON/OFF” button to activate unit.
Pull and hold down trigger to turn unit on. When the Trigger is released, the unit
will beep and display the last temperature measured for 15 seconds.
To locate a “hot spot” move laser up and down in an area to see temperature
variance.
Non-reective surfaces will yield a more accurate reading than reective
surfaces. Duct tape (not included) can be applied to reective surfaces in order
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AVOID EXPOSURE – Laser light is emitted from this aperture.
DANGER
LASER LIGHT
AVOID DIRECT EYE EXPOSURE
Max. Output: <5 mW, Wavelength: 630-660 nm
CLASS IIIa LASER PRODUCT
This product complies with 21 CFR 1040.10 and 1040.11
CEN-TECH, 3491 Mission Oaks Blvd., Camarillo, CA, USA, 93011
WARNING
To prevent serious injury:
Do not use for medical purposes.
Wear ANSI-approved safety goggles when replacing battery.
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Date:_____, _________________DO NOT REMOVE.
REV 07j
Page 4SKU 96451 For technical questions, please call 1-800-444-3353.
to get a better measurement. Allow sufcient time for the tape to match the
temperature of the surface it is applied to before trying to get a reading.
The maximum range for the Infrared Thermometer is about 8 feet. The object
being tested should be larger than the size calculated by the eld of view
diagram, below
Field of View
Push the °F/°C button to toggle from Fahrenheit to Celsius.
Clean the lens with dry compressed air and wipe the rest of the unit down with a
soft, damp cloth, then store the product indoors out of children’s reach.
MAINTENANCE AND SERVICING
Damaged products can fail, causing personal injury. Do
not use a damaged product. If abnormal noise or vibration
occurs, have the problem corrected before further use.
Cleaning, maintenance, and lubrication
BEFORE EACH USE, inspect the general condition of the product. Check for
loose screws, misalignment or binding of moving parts, cracked or broken parts,
and any other condition that may affect its safe operation.
AFTER USE, clean external surfaces of the product with clean, moist cloth.
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CAUTIONCAUTION
Page 5SKU 96451 For technical questions, please call 1-800-444-3353.
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. IN FACT, THE MANUFACTURER AND/OR
DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE
UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS, AND NOT BY THE BUYER. THE BUYER
ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL
PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING OUT OF HIS OR HER INSTALLATION
OF REPLACEMENT PARTS THERETO.
PARTS LIST
Part Description Qty
1 Handle Case 1
2 Left Cover 1
3 Right Cover 1
4 Battery Cover 1
5 Opening Hood 1
6 Trigger 1
7 Receiving Tube 1
8 Backlight Board 1
9 Right Button 1
10 Left Button 1
11 Aluminum Receiving Tube 1
12 Aluminum Lens Tube 1
13 Sensor Lens 1
Part Description Qty
14 Receiving Housing 1
15 LCD 1
16 Laser Set 1
17 Conductive Rubber 1
18 Screw 8
19 Tape 1
20 Battery Connector 2
21 Spring 1
22 Black Rubber 2
23 Sponge Mat 1
24 Battery (not included) 1
25 Panel Label 1
26 PCB 1
Page 6SKU 96451 For technical questions, please call 1-800-444-3353.
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.
Page 7SKU 96451 For technical questions, please call 1-800-444-3353.
LIMITED 1 YEAR 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 one year from the date
of purchase (90 days if used by a professional contractor or if used as rental equipment).
This warranty does not apply to damage due directly or indirectly, to misuse, abuse,
negligence or accidents, repairs or alterations outside our facilities, normal wear and tear,
or to lack of maintenance. We shall in no event be liable for death, injuries to persons or
property, or for incidental, contingent, special or consequential damages arising from the
use of our product. Some states do not allow the exclusion or limitation of incidental or
consequential damages, so the above limitation of exclusion may not apply to you. THIS
WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR
IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS.
To take advantage of this warranty, the product or part must be returned to us with
transportation charges prepaid. Proof of purchase date and an explanation of the complaint
must accompany the merchandise. If our inspection veries the defect, we will either
repair or replace the product at our election or we may elect to refund the purchase price
if we cannot readily and quickly provide you with a replacement. We will return repaired
products at our expense, but if we determine there is no defect, or that the defect resulted
from causes not within the scope of our warranty, then you must bear the cost of returning
the product.
This warranty gives you specic legal rights and you may also have other rights
which vary from state to state.
3491 Mission Oaks Blvd. • PO Box 6009 • Camarillo, CA 93011 • (800) 444-3353
