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Type: Posts; User: Stefan_Yanovsky

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  1. I've been dealing with a couple of jobs that have...

    I've been dealing with a couple of jobs that have been having an issue integrating Lon McQuay MicroTech II unit ventliators into a Trane system. In the cases I ran into the units would appear as...
  2. I appreciate your concern. Could you clarify...

    I appreciate your concern. Could you clarify what you mean by a 'fatal firmware bug'? The units do not become inoperable under the condition I described, but they will not be able to communicate...
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    The first thing I would check is that the JCI...

    The first thing I would check is that the JCI system is also sending a non-zero (I would recommend 255) value to the Communications Confirmation point (047D) every 10 minutes. This point needs to...
  4. Are both the McQuay RTUs and the Maverick II...

    Are both the McQuay RTUs and the Maverick II units having the same problem? A general thing to start looking at would be how many points are being polled off of the units and how often these points...
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    JP1 Jumper Use and Operation

    Here is the description of the JP1 jumper from the Operation Manual for the McQuay MicroTech III water source heat pump unit controller OM 931 which can be found here. Please refer to this document...
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