Midea MRBT-60CWN1-D - Error Codes for 6.2 ton and Above

60Hz R410A ClimaMaster Tropical Rooftop Package Unit MCAC-RTSM-2015-01
70
Error code for 6.2ton and above
Type
Content
Code
Remarks
Normal
Standby
--
Normal
Constraint cool
On
Normal
Running
10.
Error
Compressor phase sequence error or phase default
E0
Manual reset
Error
Outdoor coil temp. sensor in sys. A error
E1
Manual reset
Error
Outdoor coil temp. sensor in sys. B error
E2
Manual reset
Error
Indoor coil temp. sensor in sys. A error
E5
Manual reset
Error
Indoor coil temp. sensor in sys. B error
E6
Manual reset
Error
High, low pressure protection or discharge temperature protection of system A
reached 3 times
E7
Unit shall be power off to recovery
Error
High, low pressure protection or discharge temperature protection of system B
reached 3 times
E8
Unit shall be power off to recovery
Error
Indoor temp. sensor error
E9
Manual reset
Error
Outdoor ambient temp. sensor error
EA
Manual reset
Error
Wired controller output error
Eb
Manual reset
Protection
Over-current protection in sys. A
P0
Auto reset
Protection
Over-current protection in sys. B
P1
Auto reset
Protection
Over-current protection for indoor fan
P2
Auto reset
Protection
Comprehensive protection for outdoor fan
P3
Auto reset
Protection
Protection for High/Low Pressure or exhaust temp. in sys. A
P4
Comprehensive protection in sys. A
Protection
Protection for High/Low Pressure or exhaust temp. in sys. B
P5
Comprehensive protection in sys. B
Protection
T2 evaporator Hi-temperature protection stop outdoor unit fan
P6
Auto reset
Protection
T2 evaporator Hi- temperature protection then stop outdoor unit fan and compressor
P7
Auto reset
Protection
Protection for condenser Hi-temp. in sys. A
P8
Auto reset
Protection
Protection for condenser Hi-temp. in sys. B
P9
Auto reset
Protection
Anti-freezing protection for evaporator in sys. A
Pc
Auto reset
Protection
Anti-freezing protection for evaporator in sys. B
Pd
Auto reset
Protection
Defrosting
dF
Auto reset
16.2 Trouble shooting
For 5ton
Item
Content
Error code
1
Compressor phase sequence error or phase default
E0
2
Outdoor coil temp. sensor T3-1 default
E1
3
Outdoor coil temp. sensor T3-2 default
E2
4
Indoor coil temp. sensor T2-1 default
E5
5
Indoor coil temp. sensor T2-2 default
E6
6
Indoor temp. sensor T1 error
E9
7
Outdoor ambient temp. sensor T4 error
EA
8
Wired controller output error
Eb
9
Over current protection
P0
10
Comprehensive protection for outdoor fan
P3
11
Protection for High/Low Pressure or exhaust temp.
P4