78-EN
77-EN
– 39 –
Check code
Check code name
Indication on 7-segment display on the outdoor unit
Auxiliary code
P07
1
ᅷ
: Compressor 1 side
2
ᅷ
: Compressor 2 side
00: Compressor 1 side or Compressor 2 side
Heat sink overheating trouble
04: Heat sink
Heat sink condensation trouble
P10
Detected indoor unit address
Indoor over
fl
ow error
P11
—
Outdoor heat exchanger freezing trouble
P13
—
Outdoor unit
fl
ow back error detected
P15
01: TS condition
02: TD condition
Gas leak detection
P17
—
Discharge temperature TD2 trouble
P19
Detected outdoor unit number
4-way valve inverse trouble
P20
—
High-pressure protective operation
P22
1
ᅷ
: Fan P.C. board 1
2
ᅷ
: Fan P.C. board 2
Outdoor fan inverter trouble
P26
1
ᅷ
: Compressor 1 side
2
ᅷ
: Compressor 2 side
IPM short protection trouble
P29
11: Compressor 1 side
21: Compressor 2 side
Compressor position detecting circuit system trouble
A value from 0 to F is displayed in “
ᅷ
”.
*1 Inverter quantity information
01: Compressor 1 trouble
02: Compressor 2 trouble
03: Compressor 1 and 2 trouble
08: Fan 1 trouble
09: Compressor 1, Fan 1 trouble
0A: Compressor 2, Fan 1 trouble
0B: Compressor 1 and 2, Fan 1 trouble
11: Compressor 1, Fan 2 trouble
12: Compressor 2, Fan 2 trouble
13: Compressor 1 and 2, Fan 2 trouble
18: Fan 1 and 2 trouble
19: Compressor 1, Fan 1 and 2 trouble
1A: Compressor 2, Fan 1 and 2 trouble
1B: Compressor 1 and 2, Fan 1 and 2 trouble
Machine card
After test run,
fi
ll the items on the machine card and paste the card on an accessible place on the product securely
before delivery to the customer.
Describe the following items on the machine card:
name, address and telephone number of the installer, his service department, the service department of the party
concerned or at any addresses and telephone numbers of
fi
re department, police, hospitals and burn centres;
Logbook
Update the log periodically after maintenance.
Describe the following items on the logbook:
1. details of the maintenance and repair works;
2. quantities, kind of (new, reused, recycled) refrigerant which have been charged on each occasion, the
quantities of refrigerant which have been transferred from the system on each occasion;
3. if there is an analysis of a reused refrigerant, the results shall be kept in the logbook;
4. source of the reused refrigerant;
5. changes and replacements of components of the system;
6. result of all periodic routine tests;
7. signi
fi
cant periods of non-use.
14
Machine card and logbook
