Mitsubishi Electronics MXZ-8B48NA Air Conditioner User Manual


 
71
SW2 setting
Display detail
Explanation for display
Unit
Thermo ON time until error stops
0~999
0~999
(When it is 100 minutes or more, hundreds digit, tens
digit and ones digit are displayed by turns.)
(Example) When 415 minutes;
0.5 secs. 0.5secs. 2 secs.
1
ON
23456
Minute
15
4
1
ON
23456
Normal
Overvoltage error
Undervoltage error
L1 or L2 phase interruption error
Abnormal power synchronous signal
Display examples for multiple errors:
Overvoltage (01) + Undervoltage (02) = 03
Undervoltage (02) + Power-sync signal error (08) = 0A
Power circuit board
Controller circuit board
Power circuit board
Power circuit board
Description Detection point Display
00
01
02
04
08
U9 Error status during the Error
postponement period
Code
display
1
ON
23456
Code
display
Code of the difference between room
temperature and set temperature
("Tj": 0 - 99 °C)
Tens digit of code: current Tj
Units digit of code: Tj a minute ago
Tj
Cooling Heating
Tj = room temp. Set temp. Tj = Set temp. room temp.
Code of the difference between room temperature and
set temperature ("Tj")
0
1
2
3
4
5
6
7
8
9
000
100
010
110
001
101
011
111
Indoor unit 1
Indoor unit 2
Indoor unit 3
Indoor unit 4
Indoor unit 5
Indoor unit 6
Indoor unit 7
Indoor unit 8
Tj 0.5
1.0 < Tj 0.5
0.5 < Tj 0.5
0.0 < Tj 0.0
0.5 < Tj 0.5
1.0 < Tj 1.0
1.5 < Tj 0.5
2.0 < Tj 2.0
2.5 < Tj 2.5
3.0 < Tj 3.0
Tj 0.5
0.5 < Tj 0.0
0.0 < Tj 0.5
0.5 < Tj 1.0
1.0 < Tj 1.5
1.5 < Tj 2.0
2.0 < Tj 2.5
2.5 < Tj 3.0
3.0 <
Tj 3.5
3.5 < Tj
SW setting (1-4, 5, 6)
Target unit
Target rotation of outdoor fan motor 0~999
1
ON
23456
rpm
Sub-cool (Heating mode) 0~130
:
1
ON
23456
Indoor unit 1
Indoor unit 2
Indoor unit 3
Indoor unit 4
Indoor unit 5
Indoor unit 6
Indoor unit 7
Indoor unit 8
0
1
0
1
0
1
0
1
0
0
1
1
0
0
1
1
0
0
0
0
1
1
1
1
SW1
65
4