ICON 57923 Assembly instructions

3/8″Drive Shown.
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Owner’s Manual & Safety Instructions
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. 22d
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1-888-866-5797 as soon as possible.
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No portion of this manual or any artwork contained herein may be reproduced in
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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.
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.

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Specifications
Model 57923 - 1/2″Drive 59108 - 3/8″Drive
Torque Range 40-250 ft-lb 20-100 ft-lb
Drive 1/2″3/8″
Accuracy ±4% CW ±4% CW
Important Safety Information
WARNING Read all safety warnings and instructions.
Failure to follow the warnings and instructions may result in injury.
Save all warnings and instructions for future reference.
1. The warnings, cautions, and instructions
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.
2. Wear ANSI-approved safety
goggles during use.
3. Do not use for loosening fasteners.
4. Use only within rated torque range.
5. Use as intended only. Do not
use as hammer or pry bar.
6. Do not use handle extension to increase
force. Do not use as a breaker bar.
7. Do not use a Torque Wrench that has
been dropped. Have it calibrated
before putting back into use.
8. Have the Torque Wrench calibrated and
serviced only by a qualified technician.
9. Inspect before every use; do not use
if damaged or if parts are loose.
10. Keep away from children.
11. Use only sockets with the correct
drive and rated to at least the
torque that will be applied to it.
Operating Instructions
Torque
Scale
Nm Conversion
Scale
Ratchet
Head
Torque Knob
Rubber Grip
Latch
CAUTION! Wear ANSI-approved
safety goggles during use.
Note: The Torque Scale is marked with
Foot Pounds. Scale below index line converts
Foot Pounds to Newton Meters. The following
instructions illustrate setting torque value properly.
1. BEFORE EVERY USE, exercise Torque
Wrench. Open latch to unlock Torque Knob
(see step 5 on page 3), then perform
the following exercise three times:
a. Turn Torque Knob clockwise until
maximum torque setting is reached.
b. Turn Torque Knob counter-clockwise until
minimum torque setting is reached.

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2. Refer to equipment manufacturer’s
instructions for torque scale.
3. Clean the fastener’s threads. Dirty threads
may result in a misleading torque reading.
4. Select socket that properly fits the fastener.
Press socket firmly onto Square Drive.
5. Open Latch to unlock Torque Knob.
6. To adjust torque value, turn Torque Knob.
7. To read torque value ft-lb, see number
at index line. Number on index line is
torque value. Use scale below index line
to convert ft-lb to Newton Meters.
8. Close the latch to lock Torque Knob in place.
CAUTION! To prevent damage to the Torque
Wrench, do not use for loosening fasteners.
9. Torque Wrench can only work
during clockwise operation.
Note: Thread fastener with another
tool until it is snug, then finish the
operation with the Torque Wrench.
10. Place socket on fastener, then grasp
the Handle and pull smoothly and slowly
until the Handle breaks away and a click
is heard or felt. STOP PULLING! The
proper torque has been achieved.
Further pulling may damage fastener.
11. Release pressure to allow the Handle
to reset for the next operation.
12. AFTER EVERY USE, open the Latch and
set Torque Knob to lowest torque setting,
then close Latch to lock Torque Knob.
13. Store Wrench inside its case,
indoors, in a clean, dry location
that is out of reach of children.

Maintenance and Servicing
Procedures not specifically explained in this manual
must be performed only by a qualified technician.
TO PREVENT INJURY FROM TOOL FAILURE:
Do not use damaged equipment. If abnormal noise or vibration occurs,
have the problem corrected before further use.
1. BEFORE EACH USE, inspect the general
condition of the tool. Check for:
• loose hardware,
• misalignment or binding of moving parts,
• cracked or broken parts, and
• any other condition that may
affect its safe operation.
2. AFTER USE:
• Open the Latch and set Torque Knob,
to the lowest torque setting, then
close Latch to lock Torque Knob.
• Wipe Wrench with a clean cloth.
Do not use liquid on the cloth or
immerse wrench in liquid.
3. EVERY 6 MONTHS, have the
Torque Wrench calibrated and
serviced by a qualified technician.
4. For torque wrench service contact:
ANGLE REPAIR & CALIBRATION, 175 Angle
Dr., Beckley, WV 25801 [phone].
Note: Replacement parts are not available.
Reference UPC 193175426017 - 1/2″Drive.
Reference UPC 193175455109 - 3/8″Drive.
26677 Agoura Road • Calabasas, CA 91302 • 1-888-866-5797
Limited Lifetime Warranty
Harbor Freight Tools warrants to the original purchaser that this ICON™ torque wrench
shall be free from defects in materials and workmanship (excluding calibration) for its
useful life. Additionally, this ICON™ torque wrench has been calibrated at the factory
and will, when new and unused, meet the out-of-the-box accuracy standard described
in the certificate of calibration for a period of 90 days from the date of purchase.
If your ICON™ torque wrench does not perform in accordance with this warranty,
Harbor Freight Tools will, at its option and expense, repair or replace (or elect to refund the
purchase price if we cannot repair or replace), your ICON™ torque wrench, which shall be your
sole and exclusive remedy. To obtain warranty service, ICON™ products must be returned
with proof of purchase to a Harbor Freight Tools retail store or returned by mail after contacting
Harbor Freight Tools Product Support at 1-888-866-5797 and receiving a return authorization.
This warranty excludes normal wear and tear and does not apply to products subjected to misuse,
use or operation other than for the intended purpose or not in accordance with the product manual,
abuse, accident, modification or alteration, unauthorized repair, improper storage, neglect, or
lack of maintenance (including failure to obtain professional recalibration of the ICON™ torque
wrench every six months). This warranty is in lieu of all other warranties. Harbor Freight Tools
is not liable for incidental, indirect, special, consequential, or punitive damages or costs arising
from the use of this product. Some states do not allow the exclusion or limitation of incidental
or consequential damages, so the above limitation may not apply to you. This warranty gives
you specific legal rights, and you may also have other rights which vary from state to state.