Emerson Copeland Scroll User Manual

26
Alarm
code
Description
Alarm
type
Possible reason Action Reset
F05 Inverter over temperature Alarm
1. Driver heatsink cooling is
not good
2. Compressor running out of
envelope
3. Driver issue
The compressor will be
tripped
Automatically when power
module temperature low &
timer delay
F06 PFC IGBT over temperature Alarm
1. Driver heatsink cooling is
not good
2. Compressor running out of
envelope
3. Driver issue
The compressor will be
tripped
Automatically when PFC
IGBT temperature low &
timer delay
F07 Lost rotor Alarm
1. Poor connection between
driver and compressor
motor
2. Compressor motor issue
The compressor will be
tripped
Automatically after timer
delay
F10
Inverter output current imbal-
ance
Alarm
1. Poor connection between
driver and compressor
motor
2. Compressor motor issue
The compressor will be
tripped
Automatically after timer
delay
F12
Micro electronic fault or drive
EEPROM fault
Alarm 1. Driver issue
The compressor will be
tripped
Automatically after timer
delay & without fault
F13 Motor over speed Alarm 1. Driver issues
The compressor will be
tripped
Automatically after timer
delay
F15
Compressor model configure
error
Alarm
1. Wrong configuration
between compressor and
driver
The compressor will be
tripped
Automatically after timer
delay & with right
configuration
F16 HP sensor type configure error Alarm
1. Wrong configuration
between high pressure
sensor and driver
The compressor will be
tripped
Automatically after timer
delay & with right
configuration
F18 Torque limit timeout Alarm
1. Compressor running out
of envelope
2. Compressor issue
The compressor will be
tripped
Automatically after timer
delay
F19
Inverter temperature fold back
timeout
Alarm
1. Driver heatsink cooling is
not good
2.Compressor running out
of envelope
3. Driver issue
The compressor will be
tripped
Automatically after timer
delay
F20 Input current fold back timeout Alarm
1. Input voltage low
2. Compressor running out
of envelope
3. Driver issue
The compressor will be
tripped
Automatically after timer
delay
F21 Fold back warning Warning
1. Compressor running out of
envelope
2. Driver heatsink cooling is
not good
No
Manually power-off and
power-on
F24 Inverter temperature high Alarm
1.Driver heatsink cooling is
not good
2.Compressor running out of
envelope
3.Driver issue
The compressor will be
tripped
Automatically after timer
delay & power module
temperature low
F25 PFC temperature high Alarm
1.Driver heatsink cooling is
not good
2.Compressor running out of
envelope
3.Driver issue
The compressor will be
tripped
Automatically after timer
delay & PFC-IGBT low
F26 DSP to PFC communication lost Alarm 1. Driver issue
The compressor will be
tripped
Automatically after timer
delay & communication
recover
F27
Com MCU to DSP
communication lost
Alarm 1. Driver issue
The compressor will be
tripped
Automatically after timer
delay & without fault
F32
Inverter temperature low or
sensor open fault
Alarm
1. Poor connection between
temperature sensor and
driver
2.Driver issue
The compressor will be
tripped
Automatically after timer
delay & without fault

Emerson Copeland Scroll Specifications

General

Brand	Emerson
Model	Copeland Scroll
Category	Air Conditioner
Language	English