Livezi Z-Plus - APPENDIX A.2: TROUBLESHOOTING; Dual Inverter System Self Diagnostics; Fault Detection

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aPPendIx a.2: troubleshootInG
D2. Dual Inverter System Self Diagnostics / Fault Detection
Livezi systems are able to detect a number of problems and display a fault message to aid in
troubleshooting.
Fault I1 - Indoor unit and outdoor unit not compatible
Line 1 = Fault I1:
Line 2 scrolls one of the following:
AHU and Condenser not compatible
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Line 1 = Fault I2:
Line 2 scrolls one of the following:
Outdoor coil sensor o
p
en circuit
Outdoor coil sensor short circuit
Indoor coil sensor o
p
en circuit
Indoor coil sensor short circuit
Fault I3 - Contact Manufacturer
Line 2 scrolls one of the following:
Contact Manufacturer
Fault I4 - Interconnect Indoor > Outdoor
Line 1 = Fault 4:
Line 2 scrolls one of the following:
AHU and Condenser Interconnect
Fault I5 - Contact Manufacturer
Line 1 = Fault 5:
Line 2 scrolls = Contact Manufacturer
Fault I6 - Contact Manufacturer
Line 1 = Fault 6:
Line 2 scrolls = Contact Manufacturer
Fault I7 - Zoning to Indoor Board Communications Lost
Line 1 = Fault D7:
Line 2 scrolls = AHU and Zoning interconnect
Fault I8 - Contact Manufacturer
Line 1 = Contact Manufacturer