GULFSTREAM GIII — Maintenance Manual

This document provides maintenance instructions for the main gear door actuator of the Gulfstream GIII aircraft. It includes detailed procedures for removal, installation, and necessary preparations, along with safety warnings and required tools.

• The main gear door actuator is located at fuselage station 586.
• Special tools and consumables are required for maintenance.
• Safety precautions must be followed to prevent serious injury or death.
• Hydraulic fluid must be handled carefully to avoid damage to aircraft surfaces.
• Proper installation of safety devices is crucial before working in the wheel well.
• Lubricant MCS-352B can be substituted with Skydrol fluid if necessary.
• Maintenance actions must be recorded according to governing authority.
• Hydraulic system bleeding procedures are necessary after actuator maintenance.