HRX-MM-N007
Chapter 3 Alarm Indication and Troubleshooting
3.3 Troubleshooting
HRS Series
3-40
5.
Check the main board.
Check that the main board outputs signals.
Disconnect the connector "CN1" on the power board.
Perform settings of the tester to make it possible to measure 24 VDC.
Contact the negative side probe to the connector pin number 6 on the cable side of the "CN1" that
has been removed, and contact the positive side probe to the pin number 8.
Check the voltage between the cable side connectors number 6 and number 8 while making an
isolated operation of the pump (by pressing the "RUN/STOP" key and "MENU" key simultaneously).
<Normal> Between pin numbers 6 and 8: 24 VDC
Fig. 3.3-25 Check the pump signal output
Содержание HRS012-A*-10-*
Страница 16: ...HRX MM N007 Chapter 2 Name of Parts 2 2 Component Parts HRS Series 2 4...
Страница 136: ...HRX MM N007 Chapter 3 Alarm Indication and Troubleshooting 3 3 Troubleshooting HRS Series 3 120...
Страница 200: ...HRX MM N007 Chapter 4 Service Procedure 4 5 Replacement Procedure HRS Series 4 64...
Страница 220: ...HRX MM N007 Chapter 6 Documents 6 4 Flow chart HRS Series 6 8...