68-20-02 AVIONS MARCEL DASSAULT: Amendment 39-659. Applies to Dassault Fan Jet Falcon Airplanes, Serial Numbers 1 thru 72.
Compliance required not later than December 31, 1968.
To prevent the ingress of moisture causing internal corrosion in the landing gear switch assembly, replace the existing microswitch with a modified switch, in accordance with Dassault AMD Service Bulletin No. 333, dated June 21, 1968, or later SGAC-approved issue, or FAA- approved equivalent, as follows:
LOCATION
Nose Landing Gear,
EXISTING SWITCH
P/N A1-23802
Telescopic Bar
MODIFIED SWITCH
P/N A1-23802 - V1 - V2
Nose Landing gear,
EXISTING SWITCH
P/N A1-23801
Door Actuating Cylinder
MODIFIED SWITCH
P/N A1-23801 - V1 - V2
Main Landing Gear,
EXISTING SWITCH
P/N A2-23802
Drag Strut Actuator Cylinder
MODIFIED SWITCH
P/N A2-23802 - V1 - V2
Main Landing Gear,
EXISTING SWITCH
P/N A2-23801
Door Actuating Cylinder
MODIFIED SWITCH
P/N A2-23801 - V1 - V2
This amendment becomes effective October 25, 1968.