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14.4 Error Codes and Definitions
Error Code
Content
E0
Mode conflict
E1
Communication error between indoor and outdoor uni ts
E2
Indoor ambient temperature sensor (T1) error
E3
Indoor heat exchanger mid-point temperature sensor (T2) error
E4
Indoor heat exchanger outlet temperature sensor (T2B) error
E6
Fan error
E7
EEPROM error
Eb
Indoor EEV coil error
Ed
Outdoor unit error
EE
Water level error
FE
Indoor unit has not been assigned an address
15. TEST RUN
15.1 Things to Note Before Test Run
1.
Indoor and outdoor units are properly installed;
2.
Piping and wiring are correct;
3.
No leakage from the refrigerant piping system;
4.
Water discharge is smooth and free without blockages
5.
Insulation is complete;
6.
Grounding line has been properly connected;
7.
Piping length, and amount of refrigerant filled have been recorded;
8.
The voltage of the power supply is the same as the rated voltage of the air conditioner;
9.
No obstacles at the air inlet and outlet of the indoor and outdoor units;
10. Cut-off valves for the gas and liquid ends are opened;
11. Connect to the power supply to let the air conditioner warm up first.
15.2 Test Run
Use wired/remote controller to control and operate the air conditioner in the cooling mode. Check the following
items according to the manual. If there is any fault, troubleshoot by referring to the section "Remote Controller
Troubleshooting" on page 11 in the manual.
Indoor unit
1.
Wired/remote controller switch is operating normally;
2.
Function keys of the wired/remote controller are operating normally;
3.
Room temperature regulation is normal;
4.
LED indicator is on;
5.
Key for manual operation is normal;
6.
Water discharge is normal;
7.
No vibration and strange sounds during operation;
Outdoor unit
1.
No vibration and strange sounds during operation;
2.
If the wind, noise and condensation affect the neighbours;
3.
Any refrigerant leakage.
Once the power is connected, when the unit is turned on or started immediately after the unit is
turned off, the air conditioner has a protective function which delays the start of the compressor
by 3 minutes.
NOTE
Rinnai
33
Ducted Reverse Cycle Inverter Installation Manual (Indoor)
INSTALLATION INDOOR
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