MTA TAEevo015 - Page 46

TAEevo015÷351
43
MAINTENANCE AND OPERATING MANUAL
Chapter 12 - alarms
The data inside this manual are not binding and they can be modified by the manufacturer without notice. All rights reserved.
TAEevo015÷351
A21 High water
temperature alarm
at evaporator outlet
Only units operating
if the temperature
measured by PB2 is
higher than AL24
“open collector” outlet / alarm relay are
activated
The buzzer is activated
The alarm code is displayed
Automatic
rtC Clock alarm Clock to be
regulated
“open collector” outlet / alarm relay is
activated
The buzzer is activated
The icon for general alarm flashes
The alarm code is displayed
Manual
Clock regulation and resetting procedure
rtF Clock alarm Clock damaged
Clock malfunction
“open collector” outlet / alarm relay is
activated
The buzzer is activated
The icon for general alarm flashes
The alarm code is displayed
Manual
Resetting procedure
If after resetting the alarm persists replace
the clock
EE Eeprom error alarm Memory data lost “open collector” outlet / alarm relay is
activated
The buzzer is activated
The icon for general alarm flashes
The alarm code is displayed
Manual
Resetting procedure
If after resetting the alarm persists the
device remains blocked
ACF2 Configuration alarm Unit configured as
heat pump with
commutation valve
not configured
“open collector” outlet / alarm relay is
activated
The buzzer is activated
The icon for general alarm flashes
The alarm code is displayed
Automatic
With correct re-programming
ACF3 Configuration alarm Two digital inputs
with the same
configuration
“open collector” outlet / alarm relay is
activated
The buzzer is activated
The icon for general alarm flashes
The alarm code is displayed
Automatic
With correct re-programming
ACF4 Configuration alarm CF28= 1 and the
digital input not
configured or
CF28= 2 probe
BAT1 different from
3
“open collector” outlet / alarm relay is
activated
The buzzer is activated
The icon for general alarm flashes
The alarm code is displayed
Automatic
With correct re-programming
FErr Operating alarm with two digital
inputs enabled at the
same time
The buzzer is activated
The icon for general alarm flashes
Manual
Disabling of digital inputs + reset procedure
AFr Net frequency
alarm
Net frequency out of
range
“open collector” outlet / alarm relay is
activated
The buzzer is activated
The icon for general alarm flashes
The alarm code is displayed
Automatic
Net frequency into operating range
ALOC General alarm ID configured as
unit blocked generic
alarm “time set”
AL21
Relay alarm + buzzer activated ID configured as unit blocked generic alarm
“fixed time”
Automatic:
It becomes manual after “tripping per hour
set” (reset procedure in function menu). It is
memorized in the alarm historic only with
manual rearm
CODE MEANING CAUSE ACTION RESET