ATP Professional Petrol Gas Engine Cylinder Compression Tester Gauge Kit Auto Tool

Instruction:

1.Run the engine to the normal operating temperature. Stop the engine, unload spark plug wires. Clean all spark plug wells if necessary.
2.Remove the spark plugs and the air filter, set the throttle wide open position. Disconnect the ignition system. Press the compression tester push-on connector, or connect the right thread adapter to the hose and screw it into the spark plug hole(Hand tighten only, DO NOT tighten too much with a wrench). Connect the coupling on the gauge to the push-on connector or the hose. Make sure all connections are fully engaged.
3.Crank the engine for at least 5 compression strokes. Wait for the pressure reading on the gauge stops at a certain value. Record the compression reading and then press the button?release valve?to relieve the pressure.
4.Repeat the above procedures, each cylinder measures 2 to 3 times to ensure the measurement accuracy. The removed components should be put back in place after the operation, especially before engine running.
5.Note to return the throttle plates to the closed position and reconnect the ignition system wiring.

Safety Tips:


1.Do not use equipment if damaged
2.Wear eye protection. Do not wear jewellery and tie back long hair
3.Tidy up all used tools and equipment and never leave them in, on or near engine
4.When not in use, place in protective case and store in a safe, dry and childproof place
5.Ensure that the adaptor is securely fastened to the hose to prevent possible separation when the adaptor is removed from the cylinder head

Package List:


1x 300PSI / 20bar pressure gauge with quick coupler
1x 6" long straight push-on connector
1x 6" long curved push-on connector
1x 16" rubber resin hose with 14mm adapter
1x 10mm x 1.0 adapter
1x 12mm x 1.25 adapter
1x 14mm x 1.25 adapter
1x 18mm x 1.5 adapter
1x Instruction
1x Red case