Emerson XC1015D

1592021021 XC1008-1011-1015D GB A5 r.1.5A 12.10.2009 XC1008-1011-1015D 52/66
Code Description Cause Action Reset
LAC1
(LAC)
Minimum
pressure
(temperature)
alarm
compressors
for circuit 1
(2)
Suction pressure
or temperature
lower than
SETC1-AC3
(SETC2 –AC6)
value
 signalling only
Automatically: as soon as the pressure or
temperature reaches the SETC1-AC3 (SETC2 –
AC6) + differential value.
(differential = 0.3bar or 1°C)
LAF1
(LAF2
Minimum
pressure
(temperature)
alarm fans
section for
circuit 1 (2)
Condensing
pressure or
temperature
lower than
SETF1-AF1
(SETF2 –AF9)
value
 signalling only
Automatically: as soon as the pressure or
temperature reaches the (SETF1-AF1 (SETF2 –
AF9) + differential) value.
(differential = 0.3bar or 1°C)
HAC1
(HAC2
Maximum
pressure
(temperature)
alarm
compressors
for circuit 1
(2)
Suction pressure
or temperature
higher than
SETC1+AC4
(SETC2 +AC7)
value
 signalling only
Automatically: as soon as the pressure or
temperature reaches the (SETC1-AC4 (SETC2 –
AC7) - differential) value.
(differential = 0.3bar or 1°C)
HAF1
(HAF2
Maximum
pressure
(temperature)
alarm fans
section for
circuit 1 (2)
Condensing
pressure or
temperature
higher than
SETF1+AF2
(SETF2 +AF10)
value
 It depends on
parameter AF4
(AF12)
Automatically: as soon as the pressure or
temperature reaches the SETF1+AF2 (SETF2
+AF10) - differential value.
(differential = 0.3bar or 1°C)
LL1(LL
2)
Liquid level
alarm for
circuit 1 (2)
Proper digital
input enabled
 signalling only
Automatically as soon as the input is disabled
Clock
failure
Clock failure
alarm
Problem on RTC
board
 signalling only
With this alarm the
activation by RTC of
the reduced set point
and the alarm log are
not available.
Manually: it is necessary to replace the RTC
board.
Set
clock
Clock data
lost
The clock back
up battery is
exhausted
 signalling only
 With this alarm
the activation by
RTC of the
reduced set point
and the alarm log
are not available.
Manually: set the data and the time
SEr1÷S
Er15
Compressors
maintenance
alarm
A compressor
has worked for
the time set in
the AC10
parameter
- signalling only Manually: reset the running hour of the
compressor
(see par. 4.5)