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Daikin UATYQ45ABAY1 [32/44] Calibration of safety components
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Translation from original instructions
Installation manual
32
We reserve the right to make changes without any prior notice.
UATYQ*Y1
Packaged Rooftop
4P522680-1
6.3 Calibration of safety components
Anyworkontheunitmustbecarriedoutbyqualiedauthorisedpersonnel.Incorrectcalibration
values can cause serious damage to the unit and harm people.
Thecontrolandsafetyequipmentiscalibratedandtestedinthefactorybeforetheunitisshipped.
However, after the unit has been started, the safety devices must be checked (only the high and low pressure
switches).
The checks must be carried out as described in the "Periodic checks" chapter.
The calibration values are shown in the table
Control and safety
components
Unit
Activation set
point
Dierential Reset
High-pressure switch
From UATYQ20A* to
UATYQ30A*:
37,8 barg 10,8 barg
Manual
From UATYQ45A* to
UATYQ115A*:
40.5 barg 7,5 barg
Low-pressure switch All units: 1,5 barg 2,0 barg Automatic
High pressure safety
valve
From UATYQ20A* to
UATYQ30A*:
42 barg
- -
From UATYQ45A* to
UATYQ115A*:
45 barg
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
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