HRX-MM-N007
Chapter 3 Alarm Indication and Troubleshooting
3.3 Troubleshooting HRS Series
10. Check the compressor.
Perform the checks after leaving the Thermo-Chiller not operating for 2 hours or more (after the
compressor body temperature has decreased enough).
Disconnect the connector "CN4" of the power board to which the fan/compressor cable is
connected.
Check the electricity continuity between the cable connector pin number 2 and the pin number 4 with
a tester.
<Normal> Electric continuity between the cable connector pin number 2 and the pin number 4: Yes
Fig. 3.3-69 Check the compressor
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