![Daikin UATYQ20ABAY1 [34/44] Alarms and malfunctions](/img/pdf.png)
Daikin UATYQ20ABAY1 [34/44] Alarms and malfunctions
![Daikin UATYQ20ABAY1 [34/44] Alarms and malfunctions](/views2/1798913/page34/bg22.png)
Translation from original instructions
Installation manual
34
We reserve the right to make changes without any prior notice.
UATYQ*Y1
Packaged Rooftop
4P522680-1
6.5 Alarms and malfunctions
Possible malfunctions will trigger the protective devices and safety devices of the unit before serious faults occur.
All the “warnings” and “alarms” are recorded in the memory of the control and displayed on the display of the unit.
Before resetting an alarm, the cause that triggered it must be found and eliminated.
Analarmgoingorepeatedlyquicklyleadstoseriousdamagetotheunit.
Refer to the manual of the control for the alarms and warnings that appear on the display of the unit.
In case of anomalies not handled by the control panel, refer to the following troubleshooting section.
This troubleshooting section does not include causes due to deliberate work or tampering or particularly serious
malfunctions, for which a thorough analysis is necessary.
SYMPTOM LIKELY CAUSE POSSIBLE SOLUTION
The unit does not start, the display
iso.
No mains voltage.
Check that the main disconnect
switch is in the “ON” position.
Check for voltage in the power
supply line.
No voltage to the auxiliary circuit.
Check that the protective devices
upline and downline of the
transformer of the auxiliary circuit are
undamaged.
Reset the triggered protective device
after eliminating the cause that
triggered it
The unit does not start, the display is
o,thecontrolispoweredcorrectly.
Theunitisswitchedofrom
the display and the display is
disconnected or not working.
Restore the connection of the display
or replace it.
The unit does not start, the display is
o,thecontrolispoweredcorrectly
buttheLEDsarenotashing.
The control is not working. Replace the control.
The unit is operating normally, the
displayiso.
The connection of the display to the
control is disconnected.
Restore the connection between the
display and the control.
The display is not working. Replace the display.
The unit does not start, the display
is on.
There is no 230V auxiliary power
supply.
Check that the secondary circuit of
the 230V transformer is intact.
Check that the protective devices
downline of the 230V transformer
are intact.
Checkthatthephasesequenceis
correctandthatthephasesequence
relay is intact.
Presence of oil on the discharge of
the safety valve.
Opening of the valve due to failure of
the protective devices to operate.
The valve must be replaced.
Opening of the valve due to
overtemperature.
Replace the valve and restore the
charge.
Waterleaksfromthepumponrst
start-up
Bedding in the mechanical seal
Pressurizethepumpbody2or3
times by closing and opening the
delivery valve so as to correctly bed
in the seal.
Содержание
- Installation use and maintenance manual 1
- Models 1
- Rooftop packaged unit 1
- Rooftop packaged unit english 1
- Contents 3
- Installation 22 3
- Introduction 6 3
- Product description 16 3
- Receiving the product and storage 13 3
- Safety 8 3
- Commissioning 30 4
- Decommissioning 41 4
- Maintenance 36 4
- Conformity 6
- Description 6
- Introduction 6
- Symbols 6
- Labels 7
- General safety precautions 8
- Safety 8
- Discharge of the safety valves 9
- Basic rules 10
- Noise levels 11
- Residual risks 11
- Hazards and health consequences 12
- Safetyinformationontherefrigerantfluid 12
- Handling 13
- Receiving the product and storage 13
- Reception 13
- Transport 13
- Storage 15
- Intended use 16
- Product description 16
- Unintended use 16
- Control and safety devices 17
- Principles of operation 17
- Specifications 17
- Structure 17
- Air system 18
- Airflowsensor 18
- Flow rate sensor for fans 18
- Internal air fans 18
- Airfiltersg4 19
- Dirtyfiltersensor 19
- Programmable control 20
- Wiring diagram 21
- Dimensions and weight 22
- Installation 22
- Installation site 22
- Fitting of rain hoods 23
- Installation 23
- Anti vibration mounts 24
- External positioning 24
- Minimum distances 25
- Electrical connections 26
- Condensate drain connections 28
- Condensate drain of the external air coil 28
- Condensate drain of the internal air coil 28
- Aeraulic connections 29
- Connection of the ducts 29
- Return and supply ducts 29
- Commissioning 30
- Preliminary operations 30
- First starting 31
- Functional tests 31
- Preliminary checks 31
- Calibration of safety components 32
- Control and safety components unit activation set 32
- Point differential reset 32
- Checks during operation 33
- Alarms and malfunctions 34
- Symptom likely cause possible solution 34
- Stop for long periods of time 35
- Temporary stop 35
- Adjustments 36
- Maintenance 36
- Cleaning the coils 37
- External cleaning 37
- Cleaning the unit 38
- Internal cleaning 38
- Periodic checks 39
- Exceptional work 40
- Special work 40
- Unscheduled maintenance 40
- Decommissioning 41
- P522680 44
- Um_dkn_0001_rooftop_en_12 09 2018_rev02 44
Похожие устройства
- Daikin UATYQ25ABAY1 Инструкция по эксплуатации
- Daikin UATYQ25ABAY1 Инструкция по монтажу
- Daikin UATYQ30ABAY1 Инструкция по эксплуатации
- Daikin UATYQ30ABAY1 Инструкция по монтажу
- Daikin UATYQ45ABAY1 Инструкция по эксплуатации
- Daikin UATYQ45ABAY1 Инструкция по монтажу
- Daikin UATYQ50ABAY1 Инструкция по эксплуатации
- Daikin UATYQ50ABAY1 Инструкция по монтажу
- Daikin UATYQ55ABAY1 Инструкция по эксплуатации
- Daikin UATYQ55ABAY1 Инструкция по монтажу
- Daikin UATYQ65ABAY1 Инструкция по эксплуатации
- Daikin UATYQ65ABAY1 Инструкция по монтажу
- Daikin UATYQ75ABAY1 Инструкция по эксплуатации
- Daikin UATYQ75ABAY1 Инструкция по монтажу
- Daikin UATYQ90ABAY1 Инструкция по эксплуатации
- Daikin UATYQ90ABAY1 Инструкция по монтажу
- Apeyron Electrics 03-58 Инструкция по эксплуатации
- Daikin UATYQ100ABAY1 Инструкция по эксплуатации
- Daikin UATYQ100ABAY1 Инструкция по монтажу
- Daikin UATYQ115ABAY1 Инструкция по эксплуатации