Troubleshooting 33
Description:
If the sampling voltage is not 5V, the LED displays a failure code.
Recommended parts to prepare:
• Connection wires
• Low pressure protector
• Indoor fan assembly
• Outdoor PCB
Troubleshooting and repair:
Low pressure protection
Low pressure protection
Are the low pressure protector
and main control board wired
properly?
Are the low pressure protector
and main control board wired
properly?
Yes
Reconnect the low pressure protector
and main control board
Reconnect the low pressure protector
and main control board
Replace outdoor main board
Replace outdoor main board
No
Replace low pressure protector
Replace low pressure protector
Is the outdoor ambient
temperature too low?
Is the outdoor ambient
temperature too low?
No
Stop the unit
Stop the unit
Yes
Open the valve core of the high
pressure valve
Open the valve core of the high
pressure valve
No
Is the valve core of the high
pressure valve fully opened?
Is the valve core of the high
pressure valve fully opened?
Is the indoor fan running
properly in cooling mode?
Is the indoor fan running
properly in cooling mode?
Refer to the solution to the malfunction
of fan speed being out of control. Find
the cause and resolve the problem.
Refer to the solution to the malfunction
of fan speed being out of control. Find
the cause and resolve the problem.
No
Yes
Yes
Check whether the refrigerant
system is functioning properly.
Check whether the refrigerant
system is functioning properly.
No
Is it in working order?
Is it in working order?
No
When the level of refrigerant is
not sufficient, doe the system
function properly after more
refrigerant is added?
When the level of refrigerant is
not sufficient, doe the system
function properly after more
refrigerant is added?
Is the low pressure protector
broken?Method: Disconnect the
plug. Measure the resistance of
the low pressure protector. If the
protector is normal the value is o.
Is the low pressure protector
broken?Method: Disconnect the
plug. Measure the resistance of
the low pressure protector. If the
protector is normal the value is o.
No
Yes
Note: For certain models, outdoor PCB could not be removed separately. In this case, the outdoor electric
control box should be replaced as a whole.
Содержание ANERU Series
Страница 2: ......
Страница 5: ......
Страница 6: ...Contents 1 Precautions 2 2 Information servicing For flammable materials 3 Safety Precautions...
Страница 12: ...Contents 1 Model Reference 2 2 External Appearance 3 Model Reference...
Страница 15: ...Model Reference 4 2 2 Outdoor Unit Single Fan Outdoor Unit Double Fan Outdoor Unit...
Страница 18: ...IDU Console 3 2 Dimensional Drawings 16 Drain pipe Hanging arm 195 700 600 210...
Страница 21: ...IDU Console 6 6 Air Velocity and Temperature Distributions Discharge Angle 60...
Страница 36: ...IDU Compact Cassette 4 2 Dimensional Drawings...
Страница 38: ...IDU Compact Cassette 6 4 Service Place...
Страница 41: ...IDU Compact Cassette 9 Heating airflow velocity distributions Heating temperature distributions...
Страница 43: ...IDU Compact Cassette 11 Heating airflow velocity distributions Heating temperature distributions...
Страница 45: ...IDU Compact Cassette 13 Heating airflow velocity distributions Heating temperature distributions...
Страница 47: ...IDU Compact Cassette 15 Heating airflow velocity distributions Heating temperature distributions...
Страница 56: ......
Страница 115: ...IDU Super Slim Casstte 54 36k 42k 48k 55k...
Страница 118: ......
Страница 131: ...IDU Duct 7 6 Fan Performance 12K...
Страница 132: ...IDU Duct 8 18K...
Страница 133: ...IDU Duct 9 24K...
Страница 134: ...IDU Duct 10 30K 36K...
Страница 135: ...IDU Duct 11 42K 48K...
Страница 136: ...IDU Duct 12 55K...
Страница 165: ...IDU Duct 41 12k 18k 24k 30k...
Страница 166: ...IDU Duct 42 36k 42k 48k 55k...
Страница 178: ......
Страница 179: ...35mm 1 38in...
Страница 180: ......
Страница 256: ...IDU Floor Ceiling 82 36k 48k 55k...
Страница 259: ......
Страница 267: ...Outdoor Unit 3 Panel Plate B30...
Страница 268: ...Outdoor Unit 4 Panel Plate BA30...
Страница 269: ...Outdoor Unit 5 Panel Plate CA30...
Страница 270: ...Outdoor Unit 6 Panel Plate D30...
Страница 271: ...Outdoor Unit 7 Panel Plate X230...
Страница 272: ...Outdoor Unit 8 Panel Plate X330...
Страница 273: ...Outdoor Unit 9 Panel Plate X430...
Страница 274: ...Outdoor Unit 10 Panel Plate E30...
Страница 275: ...Outdoor Unit 11 Panel Plate 590...
Страница 276: ...Outdoor Unit 12 2 Service Place...
Страница 285: ...Outdoor Unit 21 UO70Xo UO90Xo UO100Xo UO100Xo3F...
Страница 286: ...Outdoor Unit 22 UO120Xo UO140Xo UO160Xo...
Страница 291: ......
Страница 292: ......
Страница 293: ......
Страница 294: ......
Страница 295: ...Outdoor unit printed circuit board diagram 17122000044714 17122000048121 17122000046453...
Страница 297: ...Outdoor unit printed circuit board diagram 17122000048064...
Страница 299: ...Outdoor unit printed circuit board diagram 17122000047742 1 3 4 6 8 9 5 7 10 12 11 2 13...
Страница 302: ...Outdoor unit printed circuit board diagram 17122000041841...
Страница 304: ...Outdoor unit DC motor driver board diagram 17122000021912 5 6 1 2 3 4...
Страница 320: ...3 IDU Installation Duct Connector Connector...
Страница 352: ...Product Features 13 Remote LCD Screen Indicators...
Страница 549: ......
Страница 550: ......
Страница 551: ......
Страница 552: ...email info rotenso com www rotenso com INSTALLER STAMP...