Instruction For Servicing - Viesta VAC-09CH Manual De Instrucciones Y De Instalación

ERROR SIGNALS ON THE DISPLAY
In case of error, the display on the indoor unit shown the following error codes:
Display Description of the trouble
Indoor temperature sensor fault
E1
Indoor pipe temperature sensor fault
E2
Outdoor pipe temperature sensor fault
E3
Refrigerant system leakage or fault
E4
Malfunction of indoor fan motor
E6
Outdoor air temperature sensor fault
E7
1. Check the information in this manual to find out the dimensions of space needed for proper installation of the
device, including the minimum distances allowed compared to adjacent structures.
2. Appliance shall be installed, operated and stored in a room with a floor area larger than 4m
3. The installation of pipe-work shall be kept to a minimum.
4. The pipe-work shall be protected from physical damage, and shall not be installed in an unventilated space if the
space is smaller than 4m
5. The compliance with national gas regulations shall be observed.
6. The mechanical connections shall be accessible for maintenance purposes.
7. Follow the instructions given in this manual for handling, installing, cleaning, maintaining and disposing of the
refrigerant.
8. Make sure ventilation openings clear of obstruction.
9. Notice: The servicing shall be performed only as recommended by the manufacturer.
10. Warning: The appliance shall be stored in a well-ventilated area where the room size corresponds to the room
area as specified for operation.
11. Warning: The appliance shall be stored in a room without continuously operating open flames (for example an
operating gas appliance) and ignition sources (for example an operating electric heater).
12. The appliance shall be stored so as to prevent mechanical damage from occurring.
13. It is appropriate that anyone who is called upon to work on a refrigerant circuit should hold a valid and up-to-date
certificate from an assessment authority accredited by the industry and recognizing their competence to handle
refrigerants, in accordance with the assessment specification recognized in the industrial sector concerned.
Service operations should only be carried out in accordance with the recommendations of the equipment
manufacturer. Maintenance and repair operations that require the assistance of other qualified persons must be
conducted under the supervision of the person competent for the use of flammable refrigerants.
14. Every working procedure that affects safety means shall only be carried out by competent persons.
15. Warning:
● Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer.
● The appliance shall be stored in a room without continuously operating ignition sources (for example: open flames, an
operating gas appliance or an operating electric heater.
● Do not pierce or burn.
● Be aware that refrigerants may not contain an odour.
CAUTION!:
risk of fire

INSTRUCTION FOR SERVICING

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EN
Display Description of the trouble
Outdoor discharge temperature sensor fault
E8
Outdoor IPM module fault
E9
Outdoor current detect fault
EA
Outdoor PCB EEPROM fault
EE
Outdoor fan motor fault
EF
Outdoor suction temperature sensor fault
EH
Operating
instructions
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KEN002VAC
v1• 11.11.2020
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