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4.10. Setting User Function
When adjusting, if no key is pressed within five seconds the
system returns to compartment temperature display. All changes
are saved.
1. On default display, press together the DEFROST (4) / + (1) / - (3) keys
to access the functional parameters.
2. Press the + key (1) or - key (3) on the desired function to change its
value.
3. Press the SET key (2) to scroll through the list and validate changes.
Function
Minimum setpoint
-29°C
lock value
(-20°F)*
Differential parame-
dF.1
(1°C/1.8°F)
ter
Evaporator fan con-
tinuous run (status
F.OF*
during regulation/null
mode)
(*) Indicates factory setting.
5. Alarms
5.1. Displaying Alarm List
If no key is pressed within five seconds the system returns to
compartment temperature display.
1. Hold the SET key (2) for five seconds to access the alarm
list.
2. Press the + key (1) or - key (3) to scroll through the list.
AXX: current malfunctions
PXX: past malfunctions
Available selection
-20°C (-4°F)
0°C (32°F)
dF.2
dF.3
(2°C/3.6°F)*
(3°C/5.4°F)
F.On
/
5.2. Alarm List
SEVERITY OR THE ALARM
The unit can run without risk. Go to Service Center for
maintenance.
The vehicle can still drive but the unit is automatically
switched OFF. Go to Service Center to check
function-ing.
Immediately stop the vehicle. The unit cannot run. Call
Service Center.
Malfunction - Red LED flashes
Severity
Code
A00
A01
A02
A03
A04
A06
A07
A09
A11
A12
A13
A14
A15
5.2.1. Direct Access
Direct display malfunction messages are displayed instead
of temperature read-out as soon as the malfunction is
detected and remain displayed as long as malfunction persists.
The unit does not run until the malfunction has disappeared or
been corrected.
Severity
Code
EE
bAt
Err
---
E2P
SE
SE alarm will be displayed every 1000 hours alternatively with
compartment T° and can be canceled by Carrier Transicold
Service Center.
6
Description
No malfunction. Unit in operational
High Pressure or Low Pressure switch
ac-tive
High Pressure or Low Pressure switch
ac-tive
DC electrical motor overheated (displayed
alternatively)
Road compressor clutch fault
Condenser fan motor fault
Evaporator fan motor fault
Hot Gas Valve fault (HGV or HGS1)
Hot Gas Valve fault (MHV or HGS2)
High temperature alarm
Low temperature alarm
Defrost fail
setpoint adjusted out of range -29°
C /+30°C (-20°F / 86°F)
Direct Access Alarms
Description
Malfunction: evaporator temperature probe
(open circuit)
Battery low voltage alarm
Incorrect setpoint setting
Setpoint out of the "Minimum / Maximum
setpoint lock value" range set in user func-
tion (but in the range -29°C (-20°F) / +30°C
(86°F))
Wrong function setting / Loss of data - Micro
not starting up / Stays in BOOT (Init phase)
Maintenance needed.
62-12263
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