Self Diagnostic Display Information - Toshiba MM-A0280HT Service Manual

Modular multi split type system
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System information data display (Displayed on the inverter unit only)
The combination of rotary switches SW01,
SW02 and SW03 display the following info:
SW03 SW02 SW01
3
1
2
3
4
5
6
7
12
8
9
10
11
12
13
14
15
16

Self Diagnostic Display Information

1
Use refrigerant
Outdoor system
capacity
No. of connected
outdoor units
No. of connected
indoor units
No. of operating
indoor units
Release control
operation
Oil equalizing pattern
Refrigerant/Oil
recovery operation
Automatic address
Outdoor Units
Displayed content
Type of refrigerant used is displayed.
• In case of R22 model
• In case of R407C model
A
8] to [46]: 8 to 46HP
B
[HP]
A
[1] to [ 5]: 1 to 5 units
B
[ P ]
A
[0] to [40]: 0 to 40 units
B
[ P ]
A
[0] to [40]: 0 to 40 units
B
[ P ]
A
B
A
[r ]: Normal operation, [r1]: Under release control
B
A
[OL]
B
[P ]: Normal operation, [P1] to [P3]: Oil equalizing patterns 1 to 3A
A
B
A
[C-]: Normal operation, [C1]: Under cooling oil recovery control
B
[H-]: Normal operation, [H1]: Under heating refrigerant recovery
A
[Ad]
B
[ ]: In normal time (Automatic address setup completes)
[11]: Under automatic address setup
46
SW01, 02, 03: Rotary switch
SW04, 05: Push switch
SW08: Dip switch
A
22
40
B
7C

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