Piper PA-39 Twin Comanche C/R — Weight And Balance

This document is a service manual for the Piper Twin Comanche, specifically covering the PA-30 and PA-39 models. It provides detailed information on the aircraft's systems, maintenance procedures, and technical specifications. The manual is intended for use by aircraft technicians and pilots to ensure proper servicing and operation of the Twin Comanche series. It includes revisions and updates to previous editions, ensuring that users have the most current information available. The manual is structured to guide users through various sections, including handling, servicing, inspection, and specific systems related to the aircraft.

• The manual is effective for all PA-30 and PA-39 airplanes, including specific serial number ranges.
• Regular inspections are critical for maintaining airworthiness and safety.
• Proper handling and servicing procedures are essential for the Twin Comanche's operation.
• The power plant section includes maintenance procedures for both normally aspirated and turbocharged engines.
• The fuel system section outlines troubleshooting tips for optimal performance.