Trane Thermafit TACW - Chiller;Compressor Alarm;Fault Listing

ARTC-SVX007A-EN
67
Table 21. Chiller / Compressor alarms / Faults listing
Code
Description
Reset
(a)
Period
(b)
Start-up
(c)
Steady
(d)
Active
in Off
(e)
Alarm
Relay
(f)
Warning
Relay
(g)
Compressors
(h)
A01 Main switch -1 0 25 0 X X INTERLOCK
A02 Refrigerant NOT selected: Select,
Restart
0 60 0 0 X X INTERLOCK
A03 Evaporator flow switch alarm 5 60 45 5 X INTERLOCK
A04 Condenser flow switch alarm -1 60 10 5 X OFF
A05 Communication fault -1 0 0 0 X INTERLOCK
A07 Entering chilled water sensor alarm -1 0 0 0 X X -
A08 Leaving chilled water sensor alarm -1 0 0 0 X X -
A09 Liquid temperature alarm -1 0 0 0 X X -
A10 Entering water pressure alarm -1 0 0 0 X X -
A11 Leaving water pressure alarm -1 0 0 0 X X -
A13 Outside air sensor alarm -1 0 0 0 X X -
A14 Suction pressure 1 transmitter
alarm
-1 0 0 0 X X -
A15 Discharge pressure 1 transmitter
alarm
-1 0 0 0 X X -
A18 LP 1 cutout alarm -1 0 0 0 X X INTERLOCK
A20 HP 1 cutout alarm -1 0 0 0 X X INTERLOCK
A30 Low water temperature -1 0 10 0 X X -
A31 Low To (saturated suction
temperature)
-1 0 100 0 X X -
A32 High discharge pressure -1 0 100 0 X X -
A33 High pressure ratio -1 0 100 0 X X -
A34 Warning: Low water temperature -1 0 10 sa9 X X -
A35 Warning: Low To (saturated suction
temp.)
-1 0 100 sa9 X X -
A36 Warning: High discharge pressure -1 0 100 sa9 X X -
A37 Warning: High pressure ratio -1 0 100 sa9 X X -
A53 General DI alarm 1 -1 0 0 20 OFF
A54 General DI alarm 2 -1 0 0 0 -
A55 General DI alarm 3 -1 0 0 0 -
A56 General DI alarm 4 -1 0 0 0 -
A57 General DI alarm 5 -1 0 0 0 -
A58 General DI alarm 6 -1 0 0 0 -
A59 General DI alarm 7 -1 0 0 0 -
A60 General DI alarm 8 -1 0 0 0 -
A61 General DI alarm 9 -1 0 0 0 -
A62 General DI alarm 10 -1 0 0 0 -
A74 Compressor 1 interlock activated -1 0 0 0 X -
A75 Compressor 2 interlock activated -1 0 0 0 X -
Chiller Troubleshooting