ARTC-SVX013A-EN
81
power is restored. This feature assumes a timely power
restoration, otherwise, the chiller goes into normal start-up.
Table 28. Chiller/Compressor alarms/Faults listing
Code
Description
Enable Reset Period
Start-Up Steady
Active in
Off
Alarm
Relay
Warning
Realy
Circuit
System
Compressor
A01 Main switch 1 -1 0 25 0 X X SYSTEM INTERLOCK
A02
Refrigerant NOT
selected: Select,
Restart
1 0 60 0 0 X X SYSTEM INTERLOCK
A03
Evaporator flow
switch alarm
1 -1 60 60 5 X SYSTEM OFF
A04
Condenser flow
switch alarm
0 -1 60 60 30 X SYSTEM OFF
A05
Communication
compressors fault
1 -1 0 0 0 X SYSTEM INTERLOCK
A06
Compressor in
surge
0 -1 0 0 0 SYSTEM –
A07
Entering water
evap probe alarm
1 -1 0 0 0 X X SYSTEM –
A08
Leaving water
evap probe alarm
1 -1 0 0 0 X X SYSTEM OFF
A09
Liquid temperature
alarm
1 -1 0 0 0 X X SYSTEM –
A10
Entering water
evap transmitter
alarm
1 -1 0 0 0 X X SYSTEM –
A11
Leaving water
evap transmitter
alarm
1 -1 0 0 0 X X SYSTEM OFF
A12
General
condenser pumps
alarm
0 -1 0 0 0 X X SYSTEM –
A13
Outside air probe
alarm
1 -1 0 0 0 X X SYSTEM –
A14
Suction pressure
transmitter alarm
1 -1 0 0 0 X X SYSTEM –
A15
Discharge
pressure
transmitter alarm
1 -1 0 0 0 X X SYSTEM –
A18
General low
pressure alarm
1 -1 0 0 0 X X SYSTEM INTERLOCK
A20
General high
pressure alarm
1 -1 0 0 0 X X SYSTEM INTERLOCK
A22
Evaporator high
flow rate alarm
0 5 60 5 5 X SYSTEM INTERLOCK
A23
General
evaporator pumps
alarm
1 -1 0 0 0 X X SYSTEM –
A24
Evaporator pump
1 protection alarm
1 -1 0 0 0 X X SYSTEM –
A25
Evaporator pump
2 protection alarm
1 -1 0 0 0 X X SYSTEM –
A26
Evap pump 1 run
hours exceeded
1 -1 0 10 0 X X SYSTEM –
A27
Evap pump 2 run
hours exceeded
1 -1 0 10 0 X X SYSTEM –
A28
Evaporator pump
2 ON
1 -1 0 0 0 X NO –
A29
NOT USED -
Manual control
activated
0 0 0 0 0 X X SYSTEM –
A30
Evaporator
antifreeze alarm
1 -1 0 10 0 X X SYSTEM –
A31
General low sat
suction temp alarm
1 -1 0 100 0 X X SYSTEM –
Chiller Troubleshooting
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