Bosch Climate 5000 Series Service Manual page 36

Service Manual
Number of Presses
38
39
40
41
42
43
44
45
46
47
48
49
3 6 |
Display
EXV open angle for A indoor unit
EXV open angle for B indoor unit
EXV open angle for C indoor unit
EXV open angle for D indoor unit
EXV open angle for E indoor unit
MVI valve open angle
EVI valve open angle
Frequency limit symbol
T2B fault
Average value of T2
Outdoor unit fan motor state
Reason of stop
Bosch Climate 5000 Series Ductless Air Conditioner / Heat Pump Multi Zone Outdoor Units (01.2023)
Remark
Actual data/4. If the value is higher than 99, the digital display shows
single and double digits. For example, if the digital display
shows "2.0", the EXV open angle is 120×4=480p.
Bit7 Reserve
Bit6 Frequency limit caused by voltage
Bit5 Frequency limit caused by current
Bit4 Reserve
Bit3 Frequency limit caused by IPM
Bit2 Frequency limit caused by T5
Bit1 Frequency limit caused by T3
Bit0 Frequency limit caused by T2
"00:No fault,01:T2B-A fault, ,02:T2B-B fault ,03:T2B-C fault,04:T2B-D fault,
05:T2B-E fault, 06:T2B-F fault(The display priority is A-B-C-D-E-F)"
(Sum T2 value of all indoor units)/(number of indoor units in
good connection)( The heating is the average value of T2, and
the cooling is the average value of T2B)
Off: 0, Super ultra high speed:1, Super high speed:2, High speed:3,
Med speed: 4, Low speed: 5, Breeze:6, Super breeze: 7
The display value
is a hexidecimal number.
For example, the digital
display show 2A, then Bit5=1,
Bit3=1, and Bit1=1. This
means that a frequency limit
may be caused by IPM, T3,
or the current.