Cessna Citation XLS — Service Manual

This document serves as a service manual for the Cessna Citation XLS, focusing specifically on the engine systems and their operations. It is intended for maintenance personnel and pilots who require detailed technical information about the PW545B turbofan engines used in this aircraft. The manual covers engine performance, control systems, oil systems, thrust reversers, and fire protection systems, providing essential data for troubleshooting and maintenance. Key operational parameters, safety warnings, and system schematics are included to assist in the effective management of the aircraft's engine systems.

• Each PW545B engine produces 4095 pounds of thrust at takeoff.
• The bypass ratio of the PW545B engine is 3.8:1.
• The oil capacity for each engine is 7.49 U.S. quarts, with 0.60 quarts unusable.
• The thrust reversers can only be deployed when the aircraft is on the ground and the throttles are in idle position.
• The fire detection system includes a closed-loop sensing system that activates a warning light in case of fire.