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®
DIGITAL MEASURING
MULTI-TOOL
MODEL 90783
OPERATING INSTRUCTIONS
PRODUCT SPECIFICATIONS
Item Description
Functions Time Mode
Light Mode
Calculator Mode
Countdown Mode
Temperature Measurement Mode (Fahrenheit & Celsius)
Map Distance Measurement Mode
Compass
Temperature Tolerance + / - 2.5 Degrees
Map Measuring Tolerance + / - 4%
Resolution 3/32” (2 MM) Of Map Distance
Battery Types (Included) Either Two G13-A CNB Micro Cells Or Two LR-44 Micro Cells
Weight 0.10 Pound
SA VE THIS MANUAL
You will need this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures, parts list and assembly diagram. Keep your invoice with this manual. Write
the invoice number on the inside of the front cover. Keep this manual and invoice in a safe and dry place for
future reference.
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at http//www.harborfreight.com
Copyright 2003 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, please call 1-800-444-3353.
GENERAL SAFETY WARNINGS AND PRECAUTIONS
1. Check for damaged parts. Before using
this product, carefully check that it will operate
properly and perform its intended function. Check
for damaged parts and any other conditions that
may affect the operation of this product. Replace
or repair damaged or worn parts immediately.
2. Replacement parts and accessories:
When servicing, use only identical replacement
parts. Only use accessories intended for use with
this product. Approved accessories are available
from Harbor Freight Tools.
3. Maintain this product with care. K eep
this product clean and dry for better performance.
Service and maintenance should be performed
regularly by a qualified technician.
4. Use the right product for the job. There
are certain applications for which this product was
designed. It will do the job better at the capacity for
which it was intended. Do not modify this product,
and do not use this product for a purpose for which
it was not intended.
5. Maintain labels and nameplates on this product. These
carry important information. If unreadable or missing, contact Harbor Freight Tools for a replacement.
6. To avoid damage to the Digital Measuring Multi-Tool,
do not expose it to rain or wet conditions.
7. W ARNING! People with pacemakers should
consult with their physician(s) before using this
product. Operation of electrically powered products
in close proximity to a heart pacemaker could cause
interference or failure of the pacemaker.
8. WARNING! The warnings, precautions, and
instructions discussed in this manual cannot cover
all possible conditions and situations that may occur.
The operator must understand that common sense
and caution are factors, which cannot be built into
this product, but must be supplied by the operator.
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SKU 90783 PAGE 2
UNPACKING
When unpacking, check to make sure all the parts are included. 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
Product Features:
TIME ZONE CODE TABLE
TIME DISPLAY MODE
MEASURE
KEY
SCALE
KEY
COMPASS
LIGHT
SWITCH
LIGHT
SIDE VIEW
(CLOSED)
FIGURE A
BOTTOM
VIEW
SIDE VIEW
(OPEN)
KEYBOARD
MEASURING
GEAR WHEEL
BATTERY
DOOR
The Time Display Mode :
1. Normally, the Time Display Mode is the
default
mode when the Measuring Multi-
Tool is on. (See Figure B.)
2. The Clock is operational when the
last digit
is counting the seconds.
(See Figure B.)
3. When the Measuring Multi-Tool is
not
in the Time Display Mode, and if no Key is pressed or measurement task
performed within two minutes, the Measuring Multi-Tool will return to the default mode automatically.
(See Figure B.)
4. If the Measuring Multi-Tool is
not
in the default mode, pressing the “=” Key located on the Keyboard several times
will also change it to the Time Display Mode. (See Figure A.)
5. Prior to using the Measuring Multi-Tool, you must reset the Time and Time Zone Code according to the
nearest city
to you as shown below. (See Figure C.)
AM 12:00 15
FIGURE B
TIME ZONE CODE TABLE
0 DENVER 1 SYDNEY 2 WELLINGTON 3 HONOLULU 4 KARACHI 5 BANGKOK
6 HONG KONG 7 LONDON 8 PARIS 9 CAIRO . CHICAGO + RIO DE JANEIRO
- LOS ANGELES X TOKYO MOSCOW NEW YORK
AC/ON
FIGURE C
:
_
To Set The Time Zone Code: (see above table)
1. Press RESET once and “12:00 AM Honolulu” Time will be displayed on the Time Display Mode. NOTE: If you are
in a different Time Zone, input the relevant Code (number or symbol) which you can find on the Time Zone Code
Table. Then, press CE to confirm. The Measuring Multi-Tool will automatically switch to your Time Zone.
(See Figure C.)
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SKU 90783 PAGE 3
3. Press the “6” Key on the Keyboard and the Time Display
Mode will read as follows:
(See Figure E.)
AM 12:00 15
FIGURE D
PM 6:00 03
FIGURE E
4. Press the CE Key to confirm. The Time Display
Mode will read as follows: (See Figure F.)
PM 6:00 08
FIGURE F
5. Press the “=” Key on the Keyboard
four
times and
the Time Display Mode will read as follows: (See
Figure G.)
6. Input “08 00 15” and the Time Display Mode will
show the correct time in Hong Kong as follows: (See
Figure H.)
PM 6:00 09
FIGURE G
AM 8:00 15
FIGURE H
7. Once the Time is set, just press the Key with the
corresponding Code (number or symbol) on it in
normal Time Display Mode to view the corresponding
time of a city listed in Figure C. (See Figure C.)
2. While the Measuring Multi-Tool is in the normal Time
Display Mode, press the CE Key to check the times of
other cities shown in Figure C. For example, to check the
time in Hong Kong press RESET and the Time Display
Mode will read as follows. (See Figure D.)
To Set The Time:
1. Time setting follows the Time Zone setting. Press “=”
on the Keyboard
four
times to enter the Time Setting
Mode, and input the correct time in the
following order;
“hour-minutes-seconds”. While in the Time Setting
Mode, press the CE Key to switch between AM and PM.
T
he Calculator Mode:
1. While in the normal Time Display Mode, press the “=”
Key on the Keyboard
once
to enter the Calculator Mode.
The Calculator is now awaiting input. When not in
normal Time Display Mode, you can enter the Calculator
Mode by pressing the “=” Key on the Keyboard several
times to switch the menu. (See Figure I.)
FIGURE I
0.
The Countdown Mode:
1. Press the “=” Key on the Keyboard
twice
in the
normal Time Display Mode or several times when not in
the Time Display Mode to enter the Countdown Mode.
(See Figure J.)
2. The first “0” will be flashing now. Set the countdown
time by inputting numbers in the following format; “hourminutes-seconds”. After setting the countdown time,
press CE
once
to start it or press CE
twice
to switch
between start and stop. When it counts down to “0”, the
Time Display Mode will flash “00-00-00”. (See Figure
J.)
00 - 00 - 00
CT
FIGURE J
The Temperature Measurement Mode:
1. In the normal Time Display Mode, press the “=” Key
on the Keyboard
three
times and the Time Display
Mode will read as follows: (See Figure K.)
26.2 C
FIGURE K
2. That means the present air temperature is 26.2 C.
Press CE to switch between C and F. When
not in normal Time Display Mode, enter the Temperature Measurement Mode by pressing the “=” Key on
the Keyboard several times to switch the menu. (See
Figure K.)
o
o
o
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The Map Distance Measurement Mode:
1. The
default
scale of the Measurer is 1:1000000 (note: this scale is without unit). If the map to be measured is not
in this scale, an appropriate scale should be set. If the scale is 1:1000, then input1000 for setting the scale.
2. On some older maps, there may be a different kind of scale format with a unit such as 1” = 10 miles. If so, then it
will be necessary to change miles into inches (note: 1 mile = 63359.9”). First change 10 miles into 633599”. Then,
set the proper scale as 1:633599.
3. Press the Scale Key, and the Time Display Mode will read as follows:
(See Figure L.)
0.
FIGURE L
4. Input the actual figure on the map according to the map’s scale, and press the “=” Key on the Keyboard to confirm
the scale setting. All measurements will now be based on this scale. Return to the defaultscale by pressing RESET.
5. To measure the distance, press MEASURE
once
and the Time Display Mode will
read as follows: (See Figure M.)
0.
o
KM
FIGURE M
6. Press CE to switch between KM and MILE. Place the Measuring Gear Wheel on the
start point on the map. Push the Measuring Multi-Tool along the route from the start
point to the end of the route.
NOTE: Press down on the Measuring Multi-Tool with
some force to make sure the Measuring Gear Wheel rolls along the entire route. (See Figure A.)
7. When the Measuring Gear Wheel meets the end of the route on the map, the number displayed on the Time
Display Mode is the actual distance. (See Figure M.)
The Light Mode:
1. Press the Light Switch b utton on to turn on and turn off the Light. (See Figure A.)
The Compass:
1. Turn and hold the Measuring Multi-Tool upside down to read the Compass.
The Batteries:
1. Two G13-A or LR-44 type Batteries will power the Measuring Multi-Tool.
2. After changing the Batteries, you must press RESET and set the time again.
INSPECTION, MAINTENANCE, AND CLEANING
1. Before each use, inspect the general condition of the Measuring Multi-Tool. Check for any condition that
may affect the proper operation of the product. If a problem occurs, have the problem corrected before
further use. Do not use damaged equipment.
2. To change the two Batteries, remove the Battery Door. Remove the old Batteries. Insert the new Batteries.
Then, replace the Battery Door. (See Figure A.)
3. When cleaning, wipe the Measuring Multi-Tool with a dry, clean cloth, taking care not to accidentally press
the Keys on the Keyboard. Do not immerse this product in liquids.
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 MANUFACTUER 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.
Note: No replacement parts are available for this product.
Note: Batteries with low charge can affect accuracy of tool.
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