Carrier 24AHA4 - Appendix

24
APPENDIX
APPENDIX TABLE OF CONTENTS
DESCRIPTION NUMBER
Control Board Input/Output Values A1.......................................................................
Temperature Sensor Values (Temperature vs. Resistance) for T1, T2, T3, T4 A2........................................
Temperature Sensor Values (Temperature vs. Resistance) for T5 A3.................................................
Indoor Unit Diagnostic Codes A4...........................................................................
A1
Table 16 – Control Board Input/Output Value
Table 17 – Control Board Input/Output Value -- 40MFC(Q)009---1 / 40MFC(Q)012---1
CONNECTOR CONTROL BOARD INPUT o r OUTPUT VALUE
CAP Capacitor Voltage :AC 230V
CN 6 Fan drive interface Voltage :AC 230V
CN 7 Fan feedback interface Output DC 12V
CN_COMP Compressor signal Voltage :AC 230V
CN_VALVE Four way valve signal Voltage :AC 230V
CN_L4 Live wire L Voltage :AC 230V
CN_N1 Null line N Voltage :AC 230V
CN_N2 Null line N Voltage :AC 230V
CN_T0 Transformer secondary interface Output AC 12V
CN_TIN Transformer primary interface Input AC 230V
CN 3 Pipe temperature interface Output DC 5V
CN 2 Room temperature interface Output DC 5V
CN 5 Display board interface Output DC 5V
CN 10/11 Motor Interface Output DC 12V
CN_SWM Emergency key interface DC 5V