Malfunctions - Carrier X-Power VRF series Owner's Manual

5. MALFUNCTION
Malfunction display of outdoor unit's DSP1
No.
Error code
1
E0
2
E1
3
E2
4
E3
5 E4
6
E5
7
E6
8 E7
9
E8
10
xE9
11 xH0
12
H1
13 H2
14
H3
15 xH4
16
H5
17
H6
18 H7
19
H8
H9
20
21 Hc
22 F0
23 C7
24
yHd
25
P0
26
P1
27 P2
28 xP3
29
P4
30
P5
31 xP6
32
P9
33 PL
34
PP
35
xL0
xL1
36
37
xL2
xL3
38
39
xL4
40 xL5
41
xL6
42 xL7
43 xL8
44 xL9
If the problem still exists, please contact the sales distributor or the service center, tell us your model No. and the detail of the error.
Error or protection type
Outdoor unit COMM.Error
Phase protection
COMM.Error with indoor unit
Reserve
Outdoor temp. sensor error
Voltage protection
Reserve
Discharge temp.sensor error
Outdoor unit address error
Mismatching the drive model
COMM. Error between IR341 and main chip
COMM. Error between 0537 and main chip
Qty.of outdoor unit decreases error
Qty.of outdoor unit increases error
unrecoverable module protection outage(P6)
Three times the P2 protection in 60 minutes
Three times the P4 protection in 100 minutes
Qty.of indoor units decreases error
High-pressure sensor error
Three times the P9 protection in 60 minutes
Reserve
Three times the PP protection in 150 minutes
Three times the PL protection in 100 minutes
Auxiliary unit error（y=1,2, 3.e.g,1Hd stands for auxiliary
unit1 error）
Inverter compressor top Temp.protection
High-pressure protection
Low-pressure protection
Compressor current protection
Discharge Temp.Protection
High condenser Temp.protection
Inverter module protection
DC fan protection
Inverter module Temp.sensor error
Protection at an insufficient degree against superheating
compressor discharge
DC compressor module error
DC bus low-pressure protection
DC bus high-pressure protection
Reserve
MCE error/synchronization/closed loop
Zero-speed protection
Reserve
Phase-error protection
Protection of the speed change between a moment
before and after is ＞15Hz
Protection of the speed change between the setting
speed and the actual speed ＞15Hz
Note
Only display in slave unit
Twenty minutes after the first power on or indoor
and outdoor communication break off after 2
minutes when the unit has been running for 20 minutes
X represents for a system, 1 is A system, 2 is B system
Only main unit will display
Only main unit will display
X represents for a system, 1 is A system, 2 is B
system, not recoverable until re-power on
Not recoverable until re-power on
Not recoverable until re-power on
Indoor unit lost for over 3 minutes; not recoverable,
until the unit qty. recovers
Air discharging pressure Pc≤0.3MPa
Not recoverable until re-power on
Not recoverable until re-power on
Not recoverable until re-power on
Y represents a unit which is not No. 0
Reports H5 after P2 protection is activated three times 60 minutes
X represents for a system, 1 is A system, 2 is B system
Reports H6 after P6 protection is activated three times 100 minutes
X represents for a system, 1 is A system, 2 is B system;
reports H4 if P6 protection is activated three times
60 minutes
Reports H9 if P9 protection is activated three times in 60 minutes
Reports C7 if PL protection is activated in 100 minutes.
Reports F0 if PP protection is activated in 150 minutes
X represents the system, 1 is A system, 2 is B system
X represents the system, 1 is A system, 2 is B system
X represents the system, 1 is A system, 2 is B system
X represents the system, 1 is A system, 2 is B system
X represents the system, 1 is A system, 2 is B system
X represents the system, 1 is A system, 2 is B system
X represents the system, 1 is A system, 2 is B system
X represents the system, 1 is A system, 2 is B system
X represents the system, 1 is A system, 2 is B system
X represents the system, 1 is A system, 2 is B system
Table.5-1
Owner's manual
5