TM 9-2320-365-10 Table 3-2.   Troubleshooting (Cont) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION e.   ELECTRICAL SYSTEM NOTE This table is used to identify circuit breakers for electrical system troubleshooting. Reference Designator Function CB Amps Circuit Voltage CB2 Van AC Power 30 24 CB5 Van 110 VAC Outlets, Forward 20 24 CB6 Van AC Lighting 15 24 CB7 Van 110 VAC Outlets, Middle 20 24 CB8 Van Heater/Fan 15 24 CB9 Van 110 VAC Outlets, Rear 20 24 CB10 Van Blackout Lights 5 24 CB11 Van 24 VDC Outlets 20 24 CB20 Cab Radio 25 24 CB21 Air Dryer, Frequency Divider, and Starter Pushbutton Switch 15 24 CB22 Engine Fan Off Switch, Ether Start Solenoid, Ether Start Switch, Ether Sensor, Fan Solenoid, and Water Temperature Switch (fan) 10 24 CB23 Personnel Heater 15 24 CB30 Chemical Alarm, Chemical Detector, and Chemical Detector Indicator Light 10 24 CB35 WTEC II TEPSS and WTEC II VIM 15 12 CB36 Horn 20 24 CB37 Windshield Wiper ECU and Wiper Motor 20 24 CB38 Rotating Warning Light 20 12 CB39 24 VDC Intervehicular Blackout Stop Light 10 24 CB40 CTIS, CTIS Air Pressure Switch, CTIS Overspeed Indicator Light 10 24 CB41 24 VDC Intervehicular Clearance and Rear Light 15 24 CB42 24 VDC Intervehicular Blackout Clearance, Left Blackout Marker, and Right Blackout Marker 10 24 CB43 (WTEC II) 24 VDC Intervehicular Left Turn and Stoplight/(WTEC III) Transmission ECU 15 24 3-24 Change 1