Carrier AquaForce 61XWHZE Control Manual page 49

8 - DIAGNOSTICS
8.6.2 - Compressor alarms
The following table presents a list of subcodes associated with
compressor failure.
Jbus
Code** Alarm description
code*
106 (A)
xx01 Compressor Motor temperature too high
125 (B)
107 (A)
xx02 Compressor Motor temperature out of range
126 (B)
108 (A)
xx03 Compressor High pressure switch protection
127 (B)
109 (A)
xx04 Compressor Over current
128 (B)
110 (A)
xx05 Compressor Locked rotor
129 (B)
111 (A)
xx06 Compressor Phase loss L1
130 (B)
112 (A)
xx07 Compressor Phase loss L2
131 (B)
113 (A)
xx08 Compressor Phase loss L3
132 (B)
114 (A)
xx09 Compressor Low current alarm
133 (B)
115 (A) Compressor Y delta starter current increase failure
xx10
134 (B) alarm
116 (A)
xx11 Compressor Contactor failure
135 (B)
117 (A)
xx12 Compressor Unable to stop motor
136 (B)
118 (A)
xx13 Compressor Phase reversal
137 (B)
119 (A)
xx14 Compressor MTA configuration fault
138 (B)
120 (A)
xx15 Compressor Configuration switch mismatch
139 (B)
121 (A)
xx16 Compressor Unexpected switch setting change
140 (B)
122 (A)
xx17 Compressor Power on reset
141 (B)
123 (A)
xx18 Compressor UL 1998 critical section software error
142 (B)
124 (A) Compressor UL 1998 current measure dual channel
xx19
143 (B) mismatch
* Jbus code: (A) refers to compressor A, (B) refers to compressor B
** Alarm code: XX stands for compressor (11 = compressor A , 21 = compressor B)
Possible cause
Motor/wiring fault
Probe defective or incorrect wiring
Coil fouled, lack of condenser flow,
condenser valve blocked, fan circuit
fault, high entering air or condenser
water temperature
-
Mechanical compressor fault, motor fault
or defective compressor slide valve
Power supply wiring fault
Power supply wiring fault
Power supply wiring fault
Detective contactor or capacity fault
Incorrect wiring or no power for the delta
contactor
Incorrect wiring or defective contactor or
TCPM board
Incorrect wiring or defective contactor
-
MTA configuration incorrect or defective
TCPM board
Configuration switch S1 incorrect wiring
or defective TCPM board
As above
Verify that power supply cuts have
occurred
Power network noise or defective TCPM
board
Power network noise or defective TCPM
board
Action taken Reset type
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