STRUT SPRING COMPRESSOR
ASSEMBLY & 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© 1997 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.
Revised Manual 08c
SPECIFICATIONS
Length 12"
Maximum Spring Diameter 5/8”
Maximum Compressible Spring Length 10"
Maximum Strut Spring Outside Diameter
SAVE THIS MANUAL
You will need this manual for the safety instructions , operating instructions, and parts list. Put it in a safe, dry
place for future reference. Keep your invoice with this manual. Write the invoice number on the inside
front cover.
SAFETY WARNINGS & CAUTIONS
WARNING: When using electric tools, machines or equipment, basic safety precautions should always be
followed to reduce the risk of re, electric shock, and personal injury.
READ ALL INSTRUCTIONS BEFORE USING THIS TOOL
K1. EEP WORK AREA CLEAN. Cluttered areas invite injuries.
6”
C2. ONSIDER WORK AREA CONDITIONS. Don’t use in damp, wet, or poorly lit locations. Don’t expose to
rain. Keep work area well lit.
K3. EEP CHILDREN AWAY. All children should be kept away from the work area. Don’t let them handle
machine.
S4. TORE IDLE EQUIPMENT. When not in use, tools should be locked up in a dry location to inhibit rust. If
possible, store in an area out of reach of children.
D5. ON’T FORCE THE MACHINE OR TOOL. It will do the job better and more safely at the rate for which it
was intended.
U6. SE THE RIGHT TOOL. Don’t force a small tool or attachment to do the work of a larger industrial tool.
Don’t use a tool for a purpose for which it was not intended.
D7. RESS PROPERLY. Don’t wear loose clothing or jewelry. They can be caught in moving parts. Protective
gloves and non-skid footwear are recommended when working. Wear restrictive hair covering to contain
long hair, preventing it from getting caught in machinery.
U8. SE EYE AND EAR PROTECTION. Use a full face mask if the work you’re doing produces metal lings,
dust or wood chips. Goggles are acceptable in other situations. Wear a clean dust mask if the work
creates a lot of ne or coarse dust. When operating for extended periods of time, use approved ear
protection. Safety goggles and ear protectors are available from Harbor Freight Tools.
S9. ECURE WORK. Use clamps or a vise to hold the work if possible. It’s safer than using your hands and it
frees both hands to operate the tool.
DON’T OVERREACH. Keep proper footing and balance at all times.10.
MAINTAIN TOOLS WITH CARE. 11. Keep tools sharp and clean for better and safer performance. Follow
instructions for lubricating and changing accessories. Keep handles dry, clean, and free from oil and
grease.
STAY ALERT. 12. Watch what you are doing, use common sense. Don’t operate any tool when you are tired.
SKU 3980 For technical questions, please call 1-800-444-3353. Page 2
CHECK DAMAGED PARTS. 13. Before using any tool, any part that appears damaged should be carefully
checked to determine that it will operate properly and perform its intended function. Check for alignment
of moving parts, binding of moving parts, breakage of parts, mounting, and other conditions that may
affect its operation. Any part that is damaged should be properly repaired or replaced by an authorized
service center unless otherwise indicated elsewhere in the instruction manual.
REPLACEMENT 14. PARTS AND ACCESSORIES. When servicing, use only identical replacement parts.
Only use accessories intended for use with this tool. Approved accessories are available from Harbor
Freight Tools.
DO 15. NOT OPERATE TOOL IF UNDER THE INFLUENCE OF ALCOHOL OR DRUGS. Read warning
labels on prescriptions to determine if your judgment or reexes are impaired while taking drugs. If there
is any doubt, do not operate machine.
USE FOR INTENDED PURPOSE ONLY. 16. To prevent serious injury and/or property damage, only
use this product to compress strut springs.
UNPACKING
All the parts shown below should be included. If any parts are missing or broken, please call Harbor Freight
Tools at: 1-800-444-3353.
SKU 3980 For technical questions, please call 1-800-444-3353. Page 3