Wiring Connections Important: See Section 7 - Electrical Standards in the Thermo King Vehicle Powered Truck Installation Standards and Procedures Guide (TK 56430). THESE PROCEDURES MUST BE FOLLOWED! 2 1 3 4 5 6 A 7 B C 11 D 9 8 E ACC 10 + RCS1681 BAT NBAT TK 56881-18-IM-EN 19 Item Component Description Co nnections Item Component Description Connections A. Main Harness C onnections 4. Temperature Sensor S1/PNK B. To Power Receptacle 5. Evaporator Fan 1 CH B/EF1 _ C. To Vehicle Ignition Switch ACC. 6. Drain Line Heater 1 HT1/CH A _ D. To Vehicle Battery + BAT+ 7. Defrost Solenoid PS1/CH Y _ E. To Vehicle Battery — BAt- 8. Vehicle Battery Fuse (F25) 5A 1. Door Switch D SW1/CHW 9.
Ignition Fuse 5A 2. Defrost Temperature Switch DKI/CHB 10. Main Fuse 150A 3. Liquid Solenoid Valve PS3/CHI 11. HMI In-Cab Controller RXD, TXD, 8XP, CH N _