Mitsubishi Electric CITY MULTI PURY-200M-B-BM. BSG Service Handbook page 42

[ VI LED Monitor Display on the Outdoor unit Board ]
SW
No
1234567890
Outdoor unit
preliminary
17 1000100000 error mode
18 0100100000
19 1100100000
20 0010100000
Outdoor unit
preliminary
21 1010100000 error record
22 0110100000
23 1110100000
24 0001100000
Item
LD1 LD2
Abnor- Abnor-
mal high mal low
pressure pressure
1, 2 1, 2
Vacuum Compo-
operation sition de-
tection
error
TH1
failure
TH7
failure
High volt- Low volt-
age fail- age fail-
ure 1, 2 ure 1, 2
Vacuum Compo-
operation sition de-
tection
error
TH1
failure
TH7
failure
Display
LD3 LD4 LD5
Abnor- Overcur- Radiator
mal dis- rent pro- plate
charge tection thermo-
tempera- ON
ture
Shell bot-
tom de-
tection
TH3 TH4 TH5
failure failure failure
Abnor- Overcur- Radiator
mal dis- rent pro- plate
charge tection thermo-
tempera- ON
ture
Shell bot-
tom de-
tection
TH3 TH4 TH5
failure failure failure
- 41 -
LD6 LD7 LD8
Overcur- INV fail- Refriger-
rent cut- ure ator over-
off charge
TH6 HPS THHS
failure failure failure
Overcur- Refriger-
rent cut- ator over-
off charge
TH6 HPS THHS
failure failure failure
Remarks
The appropriate flag is lit
during the preliminary er-
ror.
Lit if the preliminary error
has occurred since the
power turned on to data.
To turn the lamp off, once
turn the power off.