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Home >> GMC >> 1982 >> Forward Control 4.8L Eng VIN T, Standard Trans >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> ROCHESTER 1ME Single Barrel >> Adjustment >> Float Level
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Float Level

  1. Remove air horn. Hold float pin firmly in place. Push down on end of float arm against top of float needle. See Fig 1.
    Fig 1: Adjusting Float Level
    G09360517Courtesy of GENERAL MOTORS COMPANY

    Measure distance with gasket removed. 

  2. With gasket removed, use a depth gauge or "T" scale to measure distance from top of casting to index point at toe of float.
  3. To adjust, gently bend float arm up or down. Do not force needle against needle seat to avoid damage.