Harbor Freight Tools 93644 User Manual
DIESEL ENGINE
COMPRESSION TESTER
93644
ASSEMBLY AND OPERATING INSTRUCTIONS
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© 2005 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. 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.
For technical questions or replacement parts, please call 1-800-444-3353.
PRODUCT SPECIFICATIONS
Pressure Scale 0<->1000 PSI / 0<->7000 kPa
Gauge 2-9/16” Diameter / 2-5/8” Bezel Diameter / 1-1/8” Deep
Air Release Type Thumb Button Release
Maximum Working Pressure 1000 PSI
Hose Size 15/64” I.D. / 35/64” O.D. / 16” Long
Accessories Carrying Case
Weight 3.50 Pounds
SAVE 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.
UNPACKING
When unpacking, check to make sure all the parts shown in the Parts List on page 8
are included. If any parts are missing or broken, please call Harbor Freight Tools at the
number shown on the front cover of this manual as soon as possible.
GENERAL SAFETY RULES
IMPORTANT SAFETY INSTRUCTIONS
WARNING!
READ AND UNDERSTAND ALL INSTRUCTIONS
Failure to follow all instructions detailed in this manual may
result in serious personal injury.
SAVE THESE INSTRUCTIONS
WORK AREA
1. Keep your work area clean and well lit. Cluttered and dark work areas invite
accidents.
SKU 93644 For technical questions, please call 1-800-444-3353. Page 2
2. Keep bystanders, children, and visitors away while using the Compression
Tester. Distractions can cause you to lose control.
PERSONAL SAFETY
3. Stay alert. Watch what you are doing, and use common sense during use. Do
not use while tired or under the inuence of drugs, alcohol, or medication. A moment of inattention while operating may result in serious personal injury.
4. Dress properly. Do not wear loose clothing or jewelry. Contain long hair. Keep
your hair, clothing, and gloves away from moving engine parts. Loose clothes,
jewelry, or long hair can be caught in moving parts.
5. Do not overreach. Keep proper footing and balance at all times. Proper footing
and balance enable better control in unexpected situations.
6. Always wear eye and hand protection. Wear ANSI approved safety
impact goggles, non-skid safety shoes, and heavy duty work gloves
when using this product.
TOOL USE AND CARE
7. Store idle tools and equipment out of reach of children and other untrained
people. Tools and equipment are dangerous in the hands of untrained users.
8. Maintain the Compression Tester with care. Keep this product clean. A
properly maintained tool is easier to control. Do not use damaged tools and
equipment. Tag damaged tools and equipment “Do not use” until repaired.
9. Check for misalignment or binding of moving parts, loose or broken parts,
and any other condition that may affect the Compression Tester’s operation.
If damaged, have the tool serviced before using. Many accidents are caused by
poorly maintained tools and equipment.
10. Use only accessories that are recommended by the manufacturer for your
model. Accessories that may be suitable for one product may become hazardous
when used on another product.
SERVICE
11. Tool service must be performed only by qualied service technician. Service
or maintenance performed by unqualied personnel could result in a risk of injury.
12. When servicing the Compression Tester, use only identical replacement parts.
Follow instructions in the “Inspection, Maintenance, And Cleaning” section of this
manual. Use of unauthorized parts or failure to follow maintenance instructions
may create a risk of injury.
SKU 93644 For technical questions, please call 1-800-444-3353. Page 3
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