York DWCPXY, Owner'S Manual

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Wired Zone Controller DWCPXY
1
6
Discharge temperature sensor open/
short circuited F5 Forced defrosting H1
Indoor and outdoor communication error E6 Compressor startup failure Lc
DC bus under-voltage protection PL High discharge temperature protection E4
DC bus over-voltage protection PH Overload protection E8
Compressor phase current sensing
circuit error U1 Whole unit over-current protection E5
Compressor demagnetization protection HE Over phase current protection P5
PFC protection Hc Compressor desynchronizing H7
IPM Temperature Protection P8 IPM Current protection H5
Over-power protection L9 Compressor phase loss/reversal
protection Ld
System charge shortage or blockage
protection F0 Frequency restricted/reduced with whole
unit current protection F8
Capacitor charging error PU Frequency restricted/reduced with IPM
current protection En
High pressure protection E1 Frequency restricted/reduced with high
discharge temperature F9
Low pressure protection E3 Frequency restricted/reduced with
antifreeze protection FH
Compressor stalling LE Frequency restricted/reduced with
overload protection F6
Over-speeding LF Frequency restricted/reduced with IPM
temperature protection EU
Drive board temperature sensor error PF
Indoor unit
condensation
error
E9
AC contactor protection P9 Anti-freezing protection E2
Temperature drift protection PE AC input voltage abnormal PP
Sensor connection protection Pd Whole unit current sensing circuit error U5
DC bus voltage drop error U3 4-way valve reversing error U7
Outdoor fan 1 error protection L3 Motor stalling H6
Outdoor fan 2 error protection LA PG motor zero-crossing protection U8