Carrier SmartVu control Manual page 49

8 - DIAGNOSTICS
No. Code Description
Cooler Water Loop : Pressure Sensors
60 11208
Crossed
Cooler Water Loop : Low Pressure
61 11209
Warning
62 10063 Circuit A High pressure switch Failure
63 10064 Circuit A2/B High pressure switch Failure
64 10099 Possible Refrigerant Leakage Failure
65 10101 Free Cooling Process Failure
66 15046 Free Cooling Water Loop Thermistor Failure
67 15047 Free Cooling Leaving Water Thermistor Failure Defective thermistor
68 15048 Free Cooling OAT Sensor Failure
Loss of communication with Free Cooling
69 4602
Board 1
Fgas check needed, call your maintenance
70 13005
company
71 10109 Tank EHS Low Efficiency Alert
Replacement Mode: please contact Service
72 10122
Representative to activate options
73 8001 Illegal Brand Identifier
8.6.2 - Drive alarms
Fan drive alarms are displayed based on the following formula:
■ For variable-speed fans, circuit A: 160-YY
(YY stands for the alarm code)
■ For variable-speed fans, circuit B: 170-YY
(YY stands for the alarm code)
Pump drive alarms are displayed based on the following formula:
■ 190-YY (YY stands for the alarm code)
Subcode Description
01 over current during motor speed increase
02 over current during motor speed decrease
03 over current during motor speed hold
04 over current in drive load
05 over current in arm
08 drive inlet phase loss
09 drive outlet phase loss
10 over voltage during motor speed increase
11 over voltage during motor speed decrease
12 over voltage during motor speed hold
13 drive overload
14 motor overload
16 drive over heat
17 emergency stop
18 eeprom #1 alarm
19 eeprom #2 alarm
Possible cause Action taken
Pressure sensors
Unit shuts down
crossed
Water pressure is below
None
60 kPa
High pressure switch is
Circuit A shuts down
open, compressor fault
As above Circuit B shuts down
Refrigerant leak
None
detected
DC Free Cooling continues
to work partially work, and
Installation fault
compressors are allowed to
start
Defective thermistor DC Free Cooling is stopped
DC Free Cooling is stopped
Defective thermistor DC Free Cooling is stopped
Bus installation fault,
DC Free Cooling is stopped
communication error
None: Contact service
Servicing required
technicians
Heat produced by EHS None (EHS must be checked
water tank is too low by a service technician)
Replacement Mode:
Please contact your Replacement Mode: Please
local service contact your local service
representative to obtain representative to obtain
activation key(s) to activation key(s) to retrieve
retrieve (or activate) (or activate) software options
software options
Incorrect unit
Unit not allowed to start
configuration
Notes
Contact service technicians for more information
As above
As above
As above
As above
As above
As above
As above
As above
As above
As above
As above
As above
As above
As above
As above
Reset
Manual
Manual
Manual
Manual
Automatic
Automatic, if operating
conditions return to normal
Automatic, if thermistor
reading returns to normal
Automatic, if thermistor
reading returns to normal
Automatic, if thermistor
reading returns to normal
Automatic, if communication
is re-established
Manual
Automatic, if EHS control
returns to normal
Automatic, if Software
Activation Key is installed
Automatic, if Software
Activation Key is not
provided within 7 days since
the first compressor start
(the alarm will be reset and
software-protected options
will be blocked)
Automatic, if configuration is
corrected
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