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ERRORS DISPLAY

When there occurs any error during operation, the temperature display zone on the wired controller will show error codes. If several errors happen at the same time, error
codes will show on the display repeatedly.

WARNING:

reminder: in the event of an alarm, the unit must be switched off and the technical assistance service contacted for any kind of intervention on the unit.

Fig. 6.1 is the display of Outdoor Unit High Pressure Protection when unit is on:

Fig. 6.1: Display of Outdoor Unit High Pressure Protection

6.1 TABLE OF DISPLAY ERROR CODES FOR LPG UNIT

6.1.1 Table of error codes for outdoor unit

Code

Description

Code

Description

Compressor discharge high temperature protection error

Outdoor unit fan motor 2 error

Overload protection

Outdoor unit fan motor 1 error

Outdoor unit AC current protection

Compressor high pressure protection error

IPM module current protection

DC bus voltage drop error

Driver module temperature protection error

General current detection error

Anti-freeze protection

Capacitor charging error

Compressor phase inversion and phase loss protection

Compressor phase current sensing circuit error

PFC overcurrent protection

Compressor phase displacement protection

BUS overvoltage protection

Compressor demagnetisation protection

BUS undervoltage protection

Excessive compressor speed

Compressor startup failure

Master and driver control communication error

Driver reset protection

Compressor overcurrent error

Power protection

Input AC voltage error

Compressor dial code or jumper cap abnormal

External air temperature anomaly

Driveboard temperature sensor error

Communication error between indoor and outdoor unit

AC contactor protection

Outdoor unit jumper error

Temperature drift protection

AC sequence error (phase loss or phase inversion protection)

Condenser temperature sensor error

Outdoor fan motor phase loss protection

Compressor driver memory chip failure

Outdoor unit fan motor current detection circuit error

Emergency stop (fire alarm)

Outdoor unit fan motor starting error

Outdoor unit error, for the specific error refer to the state indicated on
the main board of the outdoor unit

Outdoor unit fan motor phase displacement protection error

Compressor intake temperature probe error

Outdoor unit fan motor overcurrent protection

Temperature sensor module circuit malfunction

Outdoor unit fan motor IPM module protection

Zero-crossing protection

Compressor discharge temperature probe error

Outdoor unit ambient temperature probe error

Condenser temperature probe error

Protection against the lack of refrigerant or protection against low
compressor pressure

4-way valve reversing error

Memory chip read and write error

6.1.2 Table of error codes for indoor unit

Code

Description

Code

Description

Indoor unit fan motor error

Indoor unit DC fan motor card current detection circuit error

Communication error between the indoor unit DC fan motor and master
control

Indoor unit ambient probe error

Indoor unit DC fan motor driver module high temperature protection

Evaporator temperature probe error

Indoor unit DC fan motor driver module temperature sensor error

Indoor unit full water error

Indoor unit DC fan motor card memory chip error

Indoor unit jumper error

Indoor unit fan motor card charging circuit error

Indoor unit DC fan motor card IPM module error

Indoor unit DC fan motor card AC power supply voltage error protection

Indoor unit DC fan motor card bus undervoltage error

Indoor unit DC fan motor card electrical box temperature sensor error

Indoor unit DC fan motor card bus overvoltage error

Indoor unit DC fan motor card AC power supply zero-crossing
protection

Indoor unit DC fan motor current error

Communication error between the control panel and the indoor unit

Indoor unit DC fan motor PFC protection

Indoor unit DC fan motor phase displacement protection

Indoor unit DC fan motor start-up error

Control panel power supply overcurrent protection

Содержание WRC50

Страница 1: ...2 3 0 2 5 3 8 5 7 4 6 _ 0 0 T r a n s l a t i o n o f O r i g i n a l i n s t r u c t i o n s User manual w w w a e r m e c c o m WRC50 WIRED CONTROLLER ...

Страница 2: ... any notice thereof Thank you again Aermec S p A COMPANYCERTIFICATIONS SAFETYCERTIFICATIONS This marking indicates that this product should not be disposed with other household wastes throughout the EU To prevent possible harm to the envi ronment or human health from uncontrolled disposal of Waste Electrical and Electronic Equipment WEEE please return the device using appropriate collection system...

Страница 3: ... p 13 Mode Setting p 13 Temperature Setting p 14 Fan Setting p 14 Timer Setting p 14 Set delivery fin swing p 16 Quiet Function Setting p 16 Sleep Setting p 16 Energy Saving Function Setting p 16 Filter clean reminder setting p 18 X fan Setting p 18 I Demand Setting p 18 Absent Setting p 18 Shielding status p 18 Child Lock function p 18 Inquiry of Indoor Temperature with one button p 18 Setback Fu...

Страница 4: ...nternal parts 3 Do not modify or repair the air conditioner by yourself 4 Do not move or re install the device by yourself 5 Do not use flammable materials near the device To clean the device do not use organic solvents such as paint thinners Possible result damages electric shock or fire accidents WARNINGS FOR THE INSTALLER This device cannot be used on its own Also refer to the user manuals of t...

Страница 5: ... the wireless remote controller with wet hands 5 This product is applicable to LPG unit whose outdoor unit and indoor unit communicate with each other by live line and neutral line 6 When two wired controllers control one or more indoor unit s the address of wired controller should be different 3 DISPLAY Fig 3 1 Outside View of the Wired Controller 2 3 D 3 1 LCD OF THE WIRED CONTROLLER Fig 3 2 LCD...

Страница 6: ...ion 14 FUNCTION NOT AVAILABLE 15 Remind to clean the filter 16 X FAN function 17 FUNCTION NOT AVAILABLE 18 Save status of indoor unit 19 FUNCTION NOT AVAILABLE 20 I DEMAND function Indoor unit optional function 21 Quiet status including Quiet and Auto Quiet two status 22 Night time comfort function 23 Left Right Swing Setting 24 Up Down Swing Setting 25 3 D FUNCTION NOT AVAILABLE 26 FUNCTION NOT A...

Страница 7: ...munication wire Fig 4 3 Length of communication wire L L01 L02 L1 L2 L n 1 n 16 1 2 3 n L1 L2 L n 1 MASTER SLAVE L02 L01 Indoor unit Indoor unit Indoor unit Indoor unit Wired panel Cable type Max lenght Size Note Standard 2 pole cable with PVC sheath 60227 IEC 52 60227 IEC 53 L 250 m From 2 x 0 75 to 2 x 1 25 mm2 1 Totallengthofcommunicationlinecan texceed250m 2 ThecordshallbeCircularcord thecores...

Страница 8: ...erature object or the place is likely to be spattered with water 4 It is not allowed to install the wired controller outdoor 4 1 3 Requirements for wired connection Network connecting methods between wired controller and indoor unit are as below Fig 4 4 one wired controller controls one indoor unit 1 D1 D2 or N 1 2 3 2 H1 H2 1 2 Indoor unit Outdoor unit Fig 4 5 two wired controllers control one in...

Страница 9: ... can be adopted for the wired controller connecting LPG unit 2 When one or two wired controller s control s multiple indoor units simultaneously the wired controller can connect to any one indoor unit The total quantity of indoor unit controlled by wired controller can t exceed 16 sets and the connected indoor unit must be within the same indoor unit s network Wire controller must set quantity of ...

Страница 10: ...ion hole in the wall and thread the wire through the hole in the back of soleplate of wired controller 3 Stick the soleplate of wired controller on the wall and use Self tapping Screw ST3 9 25 MA or screw M4 25 to fix the soleplate with the installation hole of wall 4 Connect the 2 core twisted pair to wiring terminal H1 and H2 and then tighten the screw 5 Arrange the wires in the back of panel an...

Страница 11: ...door unit Temperature zone displays current indoor unit project number Timer zone displays outdoor ambient temperature C08 View Filter Clean Reminder time 4 416 days Timer zone displays Filter Clean Reminder time C09 Display the address of the wired panel 01 02 Timer zone displays the address of wired controller C11 View the indoor unit quantity 01 16 This parameter indicates in the timer zone the...

Страница 12: ...0 C 01 F 00 This parameter specifies which unit of measure is used to display temperatures P30 Set static pressure of indoor fan motor 01 09 static pressure level of indoor fan motor 05 P42 Setting the serial address of the indoor unit 1 36 for CC2 1 255 for BMS Setting indoor unit address when it is connected to a CC2 centralized controller or a third party management system BMS P46 Clear Filter ...

Страница 13: ...De Humidification D Ventilation E Heating F FUNCTION NOT AVAILABLE G FUNCTION NOT AVAILABLE H FUNCTION NOT AVAILABLE 3 D A B C D E F G H Or A Auto B Cooling C De Humidification D Ventilation E Heating A B C D E NOTE 1 The available modes are different for different models the wired controller will automatically select mode setting range according to the model of indoor unit 2 Under Auto mode if th...

Страница 14: ...ith two kinds of timer general timer and clock timer General timer is factory defaulted setting Please refer to 4 2 3 Activation of indoor unit operating parameter modification menu p 12 Parameter Setting for the timer setting way 5 5 1 General timer Unit On Off after a desired hour can be set through general timer Set Timer when timer is not set press TIMER button to enter timer setting and HOUR ...

Страница 15: ...n unit On status 1 Unit is on and timer is not set 2 Press TIMER button to set unit On time 3 Press or button to adjust unit On time 4 Press TIMER button to switch to unit Off time setting 5 Press or button to adjust unit Off time 6 Press ENTER button to finish setting 1 2 4 3 5 6 ...

Страница 16: ...button to turn to Quiet function and then press ENTER button to cancel Quiet function NOTE 1 When Quiet function is enabled indoor unit will operate at quiet fan speed Fan speed is lowered so as to reduce the noise of indoor fan motor 2 When Auto Quiet function is enabled indoor unit will change fan speed automatically according to room temperature After room temperature reaches a set point unit w...

Страница 17: ...a sound and then unit will en ter into Energy Saving setting mode icon is blinking Mode icon is on Press MODE button to switch to Heating mode Press or button to adjust the temperature limit for Save function Press ENTER button to start up Save function After starting up save function it will display icon for all modes under on and off status Cancel Energy Saving function When the unit is off pres...

Страница 18: ...reases 1 the operating time increases 100 hours When it reaches 9 it means the operating time is 1000 hours 5 11 X FAN SETTING X FAN function After the unit is turned off the water in evaporator of indoor unit will be automatically evaporated to avoid mildew Under Cooling or Dry mode press FUNCTION button to select X FAN icon will blink Then press ENTER button to turn on off this function 5 12 I D...

Страница 19: ...unication errors remember that different indoor units must have different serial addresses It is not possible to connect more than 36 indoor units to centrilized controller CC2 The MINIMODBUS20 accessory to be purchased separately is mandatory for connecting the units to the CC2 centralized controller 5 19 SET THE INDOOR UNIT ADDRESS BMS To manage the indoor unit with BMS supervision system each i...

Страница 20: ...tection C9 Compressor driver memory chip failure AE Outdoor unit fan motor current detection circuit error EL Emergency stop fire alarm Ac Outdoor unit fan motor starting error oE Outdoor unit error for the specific error refer to the state indicated on the main board of the outdoor unit Aj Outdoor unit fan motor phase displacement protection error Dc Compressor intake temperature probe error UL O...

Страница 21: ...or Q7 Indoor unit DC fan motor card reset error DH Control panel card fault Q8 Indoor unit DC fan motor overcurrent error L4 Control panel power supply fault Q9 Indoor unit DC fan motor power error 6 1 3 Table of status codes Code Description Code Description Fo Refrigerant gas recovery mode H1 Ordinary defrosting state ...

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