Toshiba MM-A0280HT Service Manual page 46

Modular multi split type system
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Self Diagnostic Display Information
Outdoor unit information data display (Displayed on each outdoor unit)
SW03 SW02 SW01
1
1
1
Check code
2
Type of installed
compressor
3
Operation mode
4
Outdoor unit capacity
5
Compressor operation
command
6
Outdoor fan operation
pattern
7
Compressor backup
8
9
Control valve output
10
11
12
13
14
PMV A1 + PMV A2 opening
15
PMVB opening
16
Oil level judgment status
NOTE: The push-switch function operates by input from the inverter unit.
Outdoor Units
A
[U1] to [U5]: Outdoor unit number (1: Inverter)
B
[– –]: Normal time (No error),
a check code is displayed in abnormality.
<SW04> Push function:
Only fan of unit in which an error occurred operates.
<SW04 + SW05> Push function: Only fan of normal unit operates.
<SW05> Push function: Fan operation function is interrupted.
A
[U1] to [U2]: Outdoor unit number
B
[ A]: Fixed-speed 2 in 1, [ b]: Fixed-speed 2 compressor
[ C]: Fixed-speed single, [ d]: Inverter (2 in 1)
A
B
[ C]: Cooling operation, [ H]: Heating operation
A
[ 6], [ 8], [10]: 6, 8, 10HP
B
[HP]
A
[1. –]: No.1 compressor stop status, [1. 1]: During operation
For inverter, the frequency code is displayed: [00] to [FF]
B
[2. –]: No.2 compressor stop status, [2. 1]: During operation
<SW04> Push function:
Inverter frequency data is displayed in decimal notation.
<SW05> Push function:
Release of frequency data display in decimal notation
A
[FP]
B
[ 0] to [16]: 0 wave (stop) to 16 waves (All waves)
A
[C1]: Under No.1 compressor backup setup
B
[C2]: Under No.2 compressor backup setup
A
B
SV2: OFF
SV2: ON
SV3A: ON/SV3B: OFF/SV3C: OFF
SV3A: OFF/SV3B: ON/SV3C: OFF
SV3A: OFF/SV3B: OFF/SV3C: ON
SV41: ON/SV42: OFF
SV41: OFF/SV42: ON
[ 00] to [500]: 0 to 1000 pulse
[ 00] to [500]: 0 to 500 pulse
A
[OL]
B
[ ]: Initial display, [FF]: Oil judgment start status
[A0]: Adequate, [A1]: Shortage, [A2 to A4]: Detection error
<SW04> Push function:
Oil level judgment control forcible start
(Detection starts after timer count down)
<SW05> Push function:
Oil level shortage status/Continuous counter display
(Displayed for several seconds)
47
Displayed content
A
H. O
H. O
3. 1
3. 0
3. 0
4. 0
4. 0
0
0
B
12
2. 0
2. 1
0
0
1
0
0
1
1
0
0
1
0
P
0
P

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