Diesel Engine Compression Tester
Item 93644
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.
When unpacking, make sure that the product is intact and undamaged.
If any parts are missing or broken, please call 1-800-444-3353 as soon as possible.
Visit our website at: http://www.harborfreight.com
Copyright© 2011 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.
Manual Revised 11g
Specications
Pressure
Scale
Gauge
Accuracy
Air Release
Type
Hose Size 15/64 IN. I.D. x 35/64 IN. O.D. x 16 IN. L.
Accessories Carrying Case, 9 adapter congurations
0-1000 PSI / 0-7000 kPa
± 2%
Push Button
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.
Page 2 For technical questions, please call 1-800-444-3353. SKU 93644
IMPORTANT SAFETY
INFORMATION
8. Have your tester serviced by a qualied
repair person using only identical
replacement parts. This will ensure that
the safety of the tester is maintained.
WARNING Read all safety warnings
and instructions. Failure to follow the warnings
and instructions may result in re and/or
serious injury.
Save all warnings and instructions
for future reference.
1. Stay alert, watch what you are doing and use
common sense when using the tester.
Do not use while you are tired or under the
inuence of drugs, alcohol or medication.
A moment of inattention while testing may
result in serious personal injury.
2. Wear ANSI-approved safety goggles and
heavy-duty work gloves during setup and use.
3. Do not overreach. Keep proper
footing and balance at all times.
4. Dress properly. Do not wear loose clothing or
jewelry. Keep your hair, clothing and gloves
away from hot or moving parts. Loose clothes,
jewelry or long hair can be caught in moving parts.
5. Use as intended only.
9. Maintain labels and nameplates on the tester.
These carry important safety information.
If unreadable or missing, contact Harbor
Freight Tools for a replacement.
10. Do not exceed 1000 PSI maximum pressure.
11. Use the Tester only in well-ventilated areas.
A running engine produces carbon monoxide.
Carbon monoxide is a colorless, orderless, gas
that, if inhaled, can cause serious injury or death.
12. Before testing, place the transmission in park
(or neutral for a manual transmission)
and set the emergency brake.
13. Keep hands and ngers away from moving
parts and hot parts of vehicle’s engine.
14. This product is not a toy.
Keep it out of reach of children.
15. WARNING: The brass components of this product
contain lead, a chemical known to the State of
California to cause birth defects
(or other reproductive harm).
(California Health & Safety code § 25249.5, et seq.)
6. Store idle testers out of the reach of children
and do not allow persons unfamiliar with the
tester or these instructions to operate it.
7. Maintain the Tester. Check for breakage
of parts and any other condition that may
affect the tester’s operation. If damaged,
have the tester repaired before use.
16. 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.
SAVE THESE
INSTRUCTIONS.
Page 3For technical questions, please call 1-800-444-3353.SKU 93644