CTHIn ForceLegislation
AD/LEARJET/15 - Refrigeration System Condenser Fan - Inspection and Replacement
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AD/LEARJET/15 - Refrigeration System Condenser Fan - Inspection and Replacement
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
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Gates Learjet 24 & 25 Series Aeroplanes
AD/LEARJET/15 Refrigeration System Condenser
Fan - Inspection and Replacement
7/77
Applicability: Model 24 with S/Nos. 24-100 to 24-356. Model 25 with S/Nos. 25-002 to 25-253.
And any 23/24 or 25 Series Learjet which has had a Condenser Fan changed since 1 July 1977.
Requirement: 1. Inspect the P/No. rubber-stamped on a blade of the refrigeration condenser fan.
WARNING
DO NOT OPERATE REFRIGERATION SYSTEM UNDER ANY CIRCUMSTANCES ON THE GROUND OR IN THE AIR UNTIL FAN HAS BEEN REPLACED.
Note: The correct fans have blades which taper in thickness towards the tip and bear the P/Nos. 6608059-2 or 6608059-4.
or Gates Learjet SB 23/24/25-284.
Compliance: Before further flight after 31 July 1977.