Carrier Touch Pilot Manual page 33

No. Code Alarm description
80 10078 Circuit A High Discharge Gas Temperature
81 10079 Circuit B High Discharge Gas Temperature
82 10080 Circuit C High Discharge Gas Temperature
83 10081 Circuit A Suction valve closed
84 10082 Circuit B Suction valve closed
85 10083 Circuit C Suction valve closed
86 10087 Circuit A Slide Valve Control Unverifiable
87 10088 Circuit B Slide Valve Control Unverifiable
88 10089 Circuit C Slide Valve Control Unverifiable
89 10090 Cooler Flow Switch Setpoint Configuration
Failure
90 10091 Cooler Flow Switch Failure
91 10100 Electrical Box Fan Failure
92 10097 Water Exchanger Temperature Sensors
Swapped
Maintenance alarms
93 13nnn Service Maintenance Alert Number
001: Circuit A Loss of charge
002: Circuit B Loss of charge
004: Water loop size warning
005: Air exchanger cleanness warning
006: Cooler pump 1 servicing required
007: Cooler pump 2 servicing required
008: Condenser pump 1 servicing required
010: Water filter servicing required
011: Compressor A oil filter servicing required
012: Compressor B oil filter servicing required
015: Replacement of expansion valve
required on circuit A
016: Replacement of expansion valve
required on circuit B
Software failure
94 55001 Database Module Failure
95 56001 Lenscan Module Failure
Device failure
96 57020 Main EXV stepper motor Failure - cir A
97 57021 Main EXV stepper motor Failure - cir B
98 57022 Main EXV stepper motor Failure - cir C
99 57023 EXV eco stepper motor Failure - cir A
100 57024 EXV eco stepper motor Failure - cir B
101 57025 EXV eco stepper motor Failure - cir C
102 10050 Refrigerant Leakage Detection
Compressor alarms
103 1101 Compressor A Motor temperature too high
104 1102 Compressor A Motor temperature out of
range
Reset type
Manual
Manual
Not applicable to this unit
Manual
Manual
Not applicable to this unit
Manual
Manual
Not applicable to this unit
Manual
Automatic (the first alarm
within the last 24 hours) or
Manual
Manual
Manual
Manual
Manual
Manual
Manual
Manual
Not applicable to this unit
Manual
Manual
Not applicable to this unit
Automatic
Manual
Manual
Action taken
Circuit A shuts down
Circuit B shuts down
Circuit A shuts down
Circuit B shuts down
None
None
Unit is not allowed to restart
Compressors and the
evaporator pump are stopped
Unit shuts down
Unit shuts down
None
Unit shuts down
Unit shuts down
Circuit A shuts down
Circuit B shuts down
Circuit A shuts down
Circuit B shuts down
None
Unit shuts down
Unit shuts down
Possible cause
Defective transducer,
max. condensing
temperature setpoint too
low or refrigerant charge
too high
As above
Economizer pressure
transducer defective,
suction valve fault
As above
Defective or incorrectly
wired solenoid valves,
defective current
transformer
As above
Defective flow controller
or wiring error
As above
Electrical box fan
malfunction or fan current
probe malfunction
Leaving water tempera-
ture is higher than entering
water temperature
Preventive maintenance
date has passed;
servicing action required;
contact Carrier Service
Agency
Software problem.
Contact Carrier Service
As above
EXV motor fault
EXV motor fault
Eco EXV motor fault
Eco EXV motor fault
Refrigerant leak or leak
detector defective
Motor/wiring fault
Probe defective or
incorrect wiring
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