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Draper Petrol Compression Tester - 35880

Draper Petrol Compression Tester - 35880

This Draper Petrol Compression Tester is compatible with direct and indirect petrol engines that u...

Best current price£25.14from Power Tools Direct

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Power Tools DirectDraper 35880 Petrol Compression Tester Each
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Rapid Online - Rapid Electronics Ltd.Draper 35880 Petrol Compression Tester
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B&QB&Q - Petrol Compression Tester 35880
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Tooled UpDraper Direct and Indirect Petrol Engine Compression Tester
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OnBuy.comDraper Petrol Compression Tester
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Product Information

Full details

This guide is for anyone using the Draper Petrol Compression Tester - 35880 to diagnose engine issues. It helps you accurately measure compression in petrol engines, a key indicator of engine health. Keep in mind that correct use and adherence to safety guidelines are essential for accurate readings and safe operation.

All features

Model Part Number35880
BrandDraper

Extended Product Information

FAQs

What engines is this tester compatible with?

This tester is designed for petrol engines that use 14mm and 18mm spark plug threads.

How do I release the pressure after testing?

Use the spring-loaded pressure relief valve on the tester.

What does a low compression reading indicate?

Low compression can indicate worn piston rings, leaky valves, or a blown head gasket. Refer to your vehicle's service manual for specific compression specifications.

Can I use this tester on a diesel engine?

No, this tester is designed for petrol engines only.

How do I store the compression tester?

Store the compression tester in the provided plastic storage case when not in use.

What if the hose doesn't fit my spark plug hole?

Ensure you are using the correct adaptor (if required) and check the spark plug thread size of your engine.

Troubleshooting

Gauge reads zero.

Check the hose connection for leaks. Ensure the Schrader valve is functioning correctly.

Inconsistent readings between cylinders.

Repeat the test and ensure the tester is properly seated in the spark plug hole. Check for carbon buildup or other obstructions.

Gauge needle doesn't move when cranking.

Check the engine's ability to crank. Verify that the ignition system is disabled during testing.

Pros and Cons

Pros

  • Dual pressure readings (psi/bar) provide versatility.
  • The heavy-duty rubber protector enhances gauge durability.
  • Spring-loaded valve and one-way valve system ensures accurate and safe readings.
  • Flexible hose allows easy access to spark plug holes.
  • Comes with an adaptor for different engine types.

Cons

  • Limited to petrol engines only.
  • Requires access to the spark plug holes.
  • Gauge diameter of 63mm might be challenging in tight spaces.

Setup, Compatibility & Care

Setup

  1. Ensure the engine is off and has cooled down.
  2. Remove the spark plugs from the engine.
  3. Screw the compression tester's hose securely into a spark plug hole.

Compatibility

The Draper Petrol Compression Tester is compatible with petrol engines using 14mm and 18mm spark plug threads.

Care

  • After use, release pressure from the gauge using the pressure relief valve.
  • Clean the hose and adapter to prevent dirt from entering the gauge.
  • Store the tester in its plastic case to protect it from damage.

Price History

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