GE Industrial Solutions CPS6000-M2 - Manual (Page 109)

CPS6000-M2 Installation Guide H5694720
Issue 8 January 2008 109
Troubleshooting VT-Probes
Checking for Defective VT-Probes
(If a Voltage Channel Failure and/or Thermal Probe Failure alarm occurs)
Step Action
1 Disconnect all probes by disconnecting 1-wire cable at P7 on the controller.
2
Run the command: MENU > CONTROL / OPERATIONS > UNINSTALL
EQUIPMENT. The controller green normal LED should light
3 Reconnect 1-wire cable at P7 on the controller with only one thermal probe connected.
4
Run the command: MENU > STATUS / MEASUREMENTS > BATTERIES and
scroll down to TEMP PROBES PRESENT It should read one
5
Add the next probe and repeat step 4 to make sure the proper number of probes
appears. (wait at least 1 minute for it to recognize)
6 If a probe is not recognized or an alarm is generated then this probe may be defective.
7 Remove defective probe and repeat step 2 to uninstall that probe.
8 Repeat step 5 until all probes are installed and recognized.