Mooney M20F Executive — Performance Data

This document is a Service Bulletin (M20-248) issued by Mooney Aircraft Corporation, dated March 20, 1990. It outlines mandatory retrofit procedures for the Mooney M20M aircraft to increase the maximum takeoff weight from 3200 pounds to 3368 pounds. The bulletin is applicable to specific serial numbers of the M20M model and provides detailed instructions for modifications to the landing gear and flap systems, as well as updates to the airspeed indicator and operating limitations placard. Compliance with this bulletin is essential for owners wishing to operate their aircraft at the increased weight. The document also includes a parts list and contact information for scheduling the retrofit at the Mooney factory service facility.

• Increased maximum takeoff weight: 3368 lbs (1528 kg)
• Mandatory compliance for aircraft to be flown above 3200 lbs
• Replacement of main landing gear truss assemblies required
• New airspeed indicator must be installed with updated markings
• Compliance note must be entered in aircraft logbook after retrofit