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Have not got back to the chiller yet. There is a dispute on if it is covered under the contract and there is no rush on fixing the problem due to econo. mode. I will keep you all in the...

Today I checked the sensors associated with EXV Ckt. A (t5 & t7) The sensor at the compressor checked out ok. The sensor at the barrel was off 6 or 7 degrees colder. I figure I will probably replace...

Thanks for all the info. Checking the sensors was on the agenda. I will be going back probably early this week. (chilled water has a economizer switchover) I will let you guys know what I come up...

Thanks for the responses. The IOM manual shows the specifics on EXV troubleshooting. I am at the point where I am going to pull the valve apart. I just was just looking for the specific output...

Troubleshooting output voltage on the procesor board for ckt.a EXV. The IOM says to set voltmeter to 20 vdc and check output voltage to valve where the wire plugs in. (on the processor board) I am...