Compressor Alarm/Alert Circuit - Carrier ComfortLink 6 Series Controls, Start-Up, Operation, Service, And Troubleshooting

Compressor Alarm/Alert Circuit —
sor is directly controlled by a CCP module. Compressor faults
(T051, T052, T055, T056) are reported as alerts. The specific
ALARM/ALERT ALARM OR
CODE ALERT
T026 Alert
T027 Alert
T028 Alert
T029 Alert
A030 Alarm
A031 Alarm
A032 Alarm
A033 Alarm
Each compres-
Table 32  Alarm and Alert Codes
WHY WAS THIS ALARM
DESCRIPTION
GENERATED?
Compressor A1 Low P -P < Oil Set Point 1.
O e
Oil Pressure – 1 See Note 1 and Fig. 20 on
page 49.
Compressor A1 Low P -P < Oil Set
O S
Oil Pressure – 2 Point 2.
See Note 1 and Fig. 20 on
page 49.
Compressor A2 Low P -P < Oil Set
O e
Oil Pressure – 1 Point 1.
See Note 1 and Fig. 20 on
page 49.
Compressor A2 Low P -P < Oil Set
O S
Oil Pressure – 2 Point 2.
See Note 1 and Fig. 20 on
page 49.
Compressor B1 Low P -P < Oil Set
O e
Oil Pressure – 1 Point 1.
See Note 1 and Fig. 20 on
page 49.
Compressor B1 Low P -P < Oil Set
O S
Oil Pressure – 2 Point 2.
See Note 1 and Fig. 20 on
page 49.
Compressor B2 Low P -P < Oil Set
O e
Oil Pressure – 1 Point 1.
See Note 1 and Fig. 20 on
page 49.
Compressor B2 Low P -P < Oil Set
O S
Oil Pressure – 2 Point 2.
See Note 1 and Fig. 20 on
page 49.
Compressor A1 Pre- Oil Pump did not build suffi-
Start Oil Pressure cient pressure during pre-lube
cycle.
Compressor A2 Pre- Oil Pump did not build suffi-
Start Oil Pressure cient pressure during pre-lube
cycle.
Compressor B1 Pre- Oil Pump did not build suffi-
Start Oil Pressure cient pressure during pre-lube
cycle.
Compressor B2 Pre- Oil Pump did not build suffi-
Start Oil Pressure cient pressure during pre-lube
cycle.
fault condition for a compressor alert is included as part of the
alert description displayed on the Navigator. Press
simultaneously to display description.
ESCAPE
ACTION TAKEN BY
CONTROL
Comp A1 shut down
Comp A1 shut down
Comp A2 shut down
Comp A2 shut down
Comp B1 shut down
Comp B1 shut down
Comp B2 shut down
Comp B2 shut down
Compressor cannot
start.
Compressor cannot
start.
Compressor cannot
start.
Compressor cannot
start.
42
ENTER
RESET
PROBABLE CAUSE
METHOD
Manual Low Water Temperature, low
refrigerant charge, plugged oil
filter, closed oil valve, bad oil
solenoid, compressor oil
check valve stuck, oil line
check valve stuck, plugged oil
strainer
Manual Low Water Temperature, low
refrigerant charge, plugged oil
filter, closed oil valve, bad oil
solenoid, compressor oil
check valve stuck, oil line
check valve stuck, plugged oil
strainer
Manual Low Water Temperature, low
refrigerant charge, plugged oil
filter, closed oil valve, bad oil
solenoid, compressor oil
check valve stuck, oil line
check valve stuck, plugged oil
strainer
Manual Low Water Temperature, low
refrigerant charge, plugged oil
filter, closed oil valve, bad oil
solenoid, compressor oil
check valve stuck, oil line
check valve stuck, plugged oil
strainer
Manual Low Water Temperature, low
refrigerant charge, plugged oil
filter, closed oil valve, bad oil
solenoid, compressor oil
check valve stuck, oil line
check valve stuck, plugged oil
strainer
Manual Low Water Temperature, low
refrigerant charge, plugged oil
filter, closed oil valve, bad oil
solenoid, compressor oil
check valve stuck, oil line
check valve stuck, plugged oil
strainer
Manual Low Water Temperature, low
refrigerant charge, plugged oil
filter, closed oil valve, bad oil
solenoid, compressor oil
check valve stuck, oil line
check valve stuck, plugged oil
strainer
Manual Low Water Temperature, low
refrigerant charge, plugged oil
filter, closed oil valve, bad oil
solenoid, compressor oil
check valve stuck, oil line
check valve stuck, plugged oil
strainer
Manual Low oil, oil pump failure, oil
solenoid failure, oil transducer
failure, check valve failed
open, oil shutoff valve closed.
Manual Low oil, oil pump failure, oil
solenoid failure, oil transducer
failure, check valve failed
open, oil shutoff valve closed.
Manual Low oil, oil pump failure, oil
solenoid failure, oil transducer
failure, check valve failed
open, oil shutoff valve closed.
Manual Low oil, oil pump failure, oil
solenoid failure, oil transducer
failure, check valve failed
open, oil shutoff valve closed.
and