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Home >> Mazda >> 1988 >> RX-7 SE, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Evaporation System >> Component Testing >> Check & Cut Valve

Check & Cut Valve

  1. Remove check and cut valve. Connect a pressure gauge with "T" fitting on nipple leading to fuel tank. Cap opposite nipple. See Fig 1 .
  2. Blow through passage "A". When pressure gauge reads .14-.71 psi (.01-.05 kg/cm2 ), valve should open. Remove "T" fitting and pressure gauge. Connect "T" fitting to bottom of valve. Blow through passage "B". When pressure gauge reads .78-1.0 psi (.06-.07 kg/cm2 ), valve should open. Replace assembly if valve did not open at specified pressure.
Fig 1: Testing Check & Cut Valve
G93889Courtesy of MAZDA MOTORS CORP.
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