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Rainco Leckfinder

Item number: ALT550

Category: Leak Detectors

Shipping time: 3 - 5 workdays

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The Rainco Leak Finder helps you detect leaks in pipe systems, air intake systems and coolant tanks that conform to SAE-standards. The tester produces a large amount of smoke in a short amount of time to effectively highlight the leak.

General information:

  • Perfectly suited for power-driven vehicles, buses, lorries and motorcycles
  • Uses mineral or baby oil to produce the smoke which is blown into the sealed pipe system
  • Includes a built-in mini-air-compressor for immediate smoke development
  • Prevents overloading of the machine with a self-protection system
  • Simple operation and quick detection of leaks


  • Built-in air pump and external air port
  • MCU control with LED display
  • Double manometer
  • Double flowmeter
  • Leak test of the intake system
  • Exhaust system test
  • Fuel system test
  • Coolant tank test
  • Combustion chamber test
  • A/C system leak test
  • Air brake system test
  • Leak amount check
  • EVAP test mode
  • Turbo test mode
  • HD test mode
  • Smoke test mode
  • Air test mode
  • Voltage: DC12V (optional power adapter AC100-240V)
  • Current: 6A
  • Test pressure:
    • EVAP: 5-8 kPa
    • TURBO: 0,8-1,20 bar
    • HD: 2-8 bar
  • Air flow: 1-25 l/min (air pump)
  • Air flow: 1-60 l/min (external air port)
  • Oil volume: 30 ml
  • Oil consumption: 0,5 ml/Min
  • Test hose length: 2,5m
  1. Open the engine cover and place the device under the cover
  2. Disconnect the pipe to connect it to the device, if both sides of the pipe have to be disconnected, please make sure to block the other end with a rubber cover
  3. Please make sure that this end is properly blocked with a cone or pipe and connect it to the smoke output tube
  4. Connect the device to the DC 12V battery: Red = Positive, Black = Negative
  5. Turn on the power switch, the device will start working
  6. In 2 minutes the pipe fills with smoke and can now be checked for leaks, use a torch or a headtorch if needed
  7. After the leak has been located, connect the pipes and wires tightly
  • 1x Rainco Leak Finder device
  • 1x 250 ml normal liquid
  • 1x 250 ml fluorescent liquid
  • 1x smoke output tube
  • 1x power adapter
  • 23x cap plugs (different sizes)
  • 1x cone plug
  • 1x small cone plug
  • 1x universal intake adapter
  • 1x EVAP-service-port-adapter
  • 1x valve core tool
  • 1x test connector for spark plug
  • 1x test connector for oil cover
  • 1x test connector for fuel system
  • 1x test connector for A/C
  • 1x protective glasses
  • 1x user manual

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