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SKU 94190

For technical questions, please call 1-800-444-3353.

Specifications

Save This Manual

You will need the manual for the safety warnings and precautions, assembly
instructions, operating and maintenance procedures, parts list and diagram.  Keep
your invoice with this manual.  Write the invoice number on the inside of the front
cover.  Keep the manual and invoice in a safe and dry place for future reference.

Safety Warnings and Precautions

WARNING: When using tool, basic safety precautions should always be fol-
lowed to reduce the risk of personal injury and damage to equipment.

Read all instructions before using this tool!

1.

Keep work area clean.  Cluttered areas invite injuries.

2.

Observe work area conditions.  Do not use machines or power tools in

damp or wet locations.  Don’t expose to rain.  Keep work area well lighted.
Do not use electrically powered tools in the presence of flammable gases or
liquids. Be aware of the inherently dangers of working on a gasoline engine.

3.

Keep children away.  Children must never be allowed in the work area.  Do

not let them handle machines, tools, or extension cords.

4.

Store idle equipment.  When not in use, tools must be stored in a dry

location to inhibit rust.  Always lock up tools and keep out of reach of children.

5.

Use the right tool for the job. This cylinder leakage tester is intended for

use in gasoline powered engines.  Do not modify this tool and do not use this
tool for a purpose for which it was not intended.

6.

Dress properly.  Do not wear loose clothing or jewelry as they can be caught

in moving parts.  Protective, electrically nonconductive clothes and nonskid
footwear are recommended when working.  Wear restrictive hair covering to
contain long hair.

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REV 03/07

Summary of Contents for 94190

Page 1: ...y 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...

Page 2: ...dren must never be allowed in the work area Do not let them handle machines tools or extension cords 4 Store idle equipment When not in use tools must be stored in a dry location to inhibit rust Alway...

Page 3: ...amaged should be carefully checked to determine that it will operate properly and perform its intended function Any part that is damaged should be properly repaired or replaced by a qualified technici...

Page 4: ...ion Pressurized air is supplied to each cylinder and the rate of leakage is measured in percent loss from 0 to 100 The operator may also locate the source of the compression loss by listening at these...

Page 5: ...eadings Take several readings and average the results for a recorded reading for each cylinder 5 Diagnosing an engine problem with this tool involves using a listening device not included A length of...

Page 6: ...V hose If the engine has a carburetor remove the air cleaner and open the throttle all the way If the engine is fuel injected remove the air cleaner or open the throttle body 4 Position the cylinder t...

Page 7: ...adjacent cylinders will show the same problem 3 Adjacent cylinder indicates a damaged head gasket 4 Tail pipe indicates burned stuck or worn exhaust valve 5 Carburetor or fuel injector intake indicate...

Page 8: ...liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our product Some states do not allow the exclusion or limitation...

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