TM 1–1520–238–T–10
CHAPTER 25. UTILITY SYSTEM WIRING DIAGRAMS
CHAPTER OVERVIEW
Chapter 25 contains wiring diagrams required for troubleshooting the utility system.
Chapter 25 is divided into the following paragraphs:
Para Title
Para No.
Canopy Defog and Anti-Ice -Wiring Diargam . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-1
Engine Anti-Ice - Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-2
Rotor Blades De-Ice -Wiring Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-3
Pitot Anti-Ice - Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-4
Windshield Wipers - Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-5
Fire Detection and Extinguishing -Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-6
TADS/PNVS Anti-Ice Control- Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-7
25–1
