Service Instruction No. 1559
            Adjusting Fuel Pressure on AN-Drive Type Fuel Pumps
      
    
        Publications
              
      
    DATE: November 26, 2014
MODELS AFFECTED
Lycoming engine models with AN-drive type fuel pumps.
TIME OF COMPLIANCE
As required.
This Service Instruction includes the procedure to adjust the fuel pressure on engines that have AN-drive type fuel pumps.
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