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Daikin EWLP040KAW1N [6/138] Introduction
![Daikin EWLP040KAW1N [6/138] Introduction](/views2/1659271/page6/bg6.png)
ESIE03-03 Introduction
v
3
4
5
Part 0
1 Introduction
1.1 About This Manual
Target group This service manual is intended for and should only be used by qualified engineers.
Purpose of this
manual
This service manual contains all the information you need to carry out the necessary repair and
maintenance tasks for the EUW(L)5-24KZW1.
EUW5-24KZW1 The Daikin EUW5-24KZW1 water-cooled water chillers:
■ Are designed for indoor installation.
■ Are used for cooling and heating applications.
■ Are available in seven standard sizes with nominal cooling capacities ranging from 13 kW to
65 kW.
EUWL5-24KZW1 The Daikin EUWL5-24KZW1 water/air-cooled water chillers:
■ Are designed for indoor installation.
■ Are used for cooling and heating applications.
■ Are available in seven standard sizes with nominal cooling capacities ranging from 12.1 kW to
62.4 kW.
Before starting up
the unit
Before starting up the unit for the first time, make sure it has been properly installed. See "Pre-Test
Run Checks" on page 4–3.
Содержание
- Service manual 1
- General outline 2
- Introduction 2
- Part 1 system outline 2
- Piping layout 2
- Table of contents 2
- Functional description 3
- Inputs and outputs overview 3
- Part 2 functional description 3
- Part 3 troubleshooting 3
- The digital controller euw l 5 24kzw1 3
- Wiring layout 3
- Checking the inputs and outputs 4
- Malfunction indications and safeties overview 4
- Part 4 commissioning and test run 4
- Pre test run checks 4
- Troubleshooting 4
- Maintenance 5
- Part 5 maintenance 5
- Test run and operation data 5
- About this manual 6
- Introduction 6
- Part 0 6
- Part 1 system outline 8
- General outline 10
- Part 1 10
- What is in this chapter 10
- 4 part 1 system outline 11
- General outline esie03 03 11
- Technical specifications euw5 10kzw1 11
- Technical specifications the table below contains the technical specifications 11
- 6 part 1 system outline 13
- General outline esie03 03 13
- Technical specifications euw12 20kzw1 13
- Technical specifications the table below contains the technical specifications 13
- 8 part 1 system outline 15
- General outline esie03 03 15
- Technical specifications euw24kzw1 15
- Technical specifications the table below contains the technical specifications 15
- 10 part 1 system outline 17
- General outline esie03 03 17
- Technical specifications euwl5 10kzw1 17
- Technical specifications the table below contains the technical specifications 17
- 12 part 1 system outline 19
- General outline esie03 03 19
- Technical specifications euwl12 20kzw1 19
- Technical specifications the table below contains the technical specifications 19
- 14 part 1 system outline 21
- General outline esie03 03 21
- Technical specifications euwl24kzw1 21
- Technical specifications the table below contains the technical specifications 21
- 16 part 1 system outline 23
- Electrical specifications euw5 10kzw1 23
- Electrical specifications the table below contains the electrical specifications 23
- Entering leaving condenser water temperature 30 35 c ambient air temperature 35 c 23
- Entering leaving evaporator water temperature 12 7 c ambient air temperature 35 c 23
- General outline esie03 03 23
- Nominal conditions the nominal conditions are as follows 23
- Operation range the operation range covers a leaving evaporator water temperature from 5 c 5 c 10 c with zh zl option to 20 c 23
- Power input is total input compressor control circuit pumps 23
- The value is measured when one compressor is on and the other compressors of the chiller are off 23
- Electrical specifications euw12 20kzw1 24
- Electrical specifications the table below contains the electrical specifications 24
- Entering leaving condenser water temperature 30 35 c ambient air temperature 35 c 24
- Entering leaving evaporator water temperature 12 7 c ambient air temperature 35 c 24
- Esie03 03 general outline 24
- Nominal conditions the nominal conditions are as follows 24
- Operation range the operation range covers a leaving evaporator water temperature from 5 c 5 c 10 c with zh zl option to 20 c 24
- Part 1 system outline 1 17 24
- Power input is total input compressor control circuit pumps 24
- The value is measured when one compressor is on and the other compressors of the chiller are off 24
- 18 part 1 system outline 25
- Electrical specifications euw24kzw1 25
- Electrical specifications the table below contains the electrical specifications 25
- Entering leaving condenser water temperature 30 35 c ambient air temperature 35 c 25
- Entering leaving evaporator water temperature 12 7 c ambient air temperature 35 c 25
- General outline esie03 03 25
- Nominal conditions the nominal conditions are as follows 25
- Operation range the operation range covers a leaving evaporator water temperature from 5 c 5 c 10 c with zh zl option to 20 c 25
- Power input is total input compressor control circuit pumps 25
- The value is measured when one compressor is on and the other compressors of the chiller are off 25
- Condensing temperature bubble 45 c 26
- Electrical specifications euwl5 10kzw1 26
- Electrical specifications the table below contains the electrical specifications 26
- Entering leaving evaporator water temperature 12 7 c 26
- Esie03 03 general outline 26
- Liquid temperature 40 c 26
- Nominal conditions the nominal conditions are as follows 26
- Part 1 system outline 1 19 26
- The value is measured when one compressor is on and the other compressors of the chiller are off 26
- This temperature corresponds with the compressor discharge pressure 26
- 20 part 1 system outline 27
- Condensing temperature bubble 45 c 27
- Electrical specifications euwl12 20kzw1 27
- Electrical specifications the table below contains the electrical specifications 27
- Entering leaving evaporator water temperature 12 7 c 27
- General outline esie03 03 27
- Liquid temperature 40 c 27
- Nominal conditions the nominal conditions are as follows 27
- The value is measured when one compressor is on and the other compressors of the chiller are off 27
- This temperature corresponds with the compressor discharge pressure 27
- Condensing temperature bubble 45 c 28
- Electrical specifications euwl24kzw1 28
- Electrical specifications the table below contains the electrical specifications 28
- Entering leaving evaporator water temperature 12 7 c 28
- Esie03 03 general outline 28
- Liquid temperature 40 c 28
- Nominal conditions the nominal conditions are as follows 28
- Part 1 system outline 1 21 28
- The value is measured when one compressor is on and the other compressors of the chiller are off 28
- This temperature corresponds with the compressor discharge pressure 28
- Outlook drawing euw5 8 10 12kzw1 29
- Outlook drawing euw16 20 24kzw1 31
- Outlook drawing euwl5 8 10 12kzw1 33
- Outlook drawing euwl16 20 24kzw1 34
- Part 1 36
- Piping layout 36
- What is in this chapter 36
- 30 part 1 system outline 37
- Functional diagram refrigeration and water circuit euw5 8 10 12kzw1 37
- Functional diagram the illustration below shows the functional diagram of the refrigeration and water circuit of euw5 8 10 12kzw1 it is also applicable to glycol applications 37
- Piping layout esie03 03 37
- Esie03 03 piping layout 40
- Functional diagram refrigeration and water circuit euw16 20 24kzw1 40
- Functional diagram the illustration below shows the functional diagram of the refrigeration and water circuit of euw16 20 24kzw1 it is also applicable to glycol applications 40
- Part 1 system outline 1 33 40
- Functional diagram refrigeration and water circuit euwl5 8 10 12kzw1 43
- Functional diagram refrigeration and water circuit euwl16 20 24kzw1 46
- Part 1 50
- What is in this chapter 50
- Wiring layout 50
- Main functions of the euw l 5 24kzw1 51
- Detail 1 52
- Esie03 03 wiring layout 52
- Part 1 system outline 1 45 52
- Switch box layout euw l 5 12kzw1 52
- Switch box layout the illustration below shows the switch box layout of euw l 5 12kzw1 52
- Switch box layout euw l 16 24kzw1 54
- Esie03 03 wiring layout 56
- Part 1 system outline 1 49 56
- Pcb layout of the euw l 5 24kzw1 56
- Pcb layout the illustration below shows the i o pcb layout of chiller types euw5 24kzw1 and euwl5 24kzw1 56
- Part 2 functional description 62
- Functional description 64
- Part 2 64
- What is in this chapter 64
- Operational range euw5 24kzw1 65
- Operational range euwl5 24kzw1 66
- Compressor working status 67
- Compressor timers 68
- 8 part 2 functional description 69
- Controller the table below describes the step difference 69
- Description lower limit upper limit step default 69
- Functional description esie03 03 69
- Functional diagram 16 24hp the illustration below shows the thermostat control of 16 24hp 69
- Functional diagram 5 12hp the illustration below shows the thermostat control of 5 12hp 69
- R2 and or r4 step difference c 0 19 0 3 69
- Thermostat control euw l 5 24kzw1 69
- Pump steering 70
- Freeze up control 71
- Part 2 72
- The digital controller euw l 5 24kzw1 72
- What is in this chapter 72
- The digital controller 73
- Start stop 75
- What happens in case of an alarm or a warning 77
- Settings direct and user parameters 78
- Esie03 03 the digital controller euw l 5 24kzw1 80
- Introduction 80
- Part 2 functional description 2 19 80
- Reading or adjusting parameter settings the programming procedure 80
- Reading or adjusting to read or adjust parameter settings proceed as follows 80
- When no buttons are pressed for 5 s the display starts flashing 80
- You can exit at every step by leaving the buttons untouched for 1 min the modifications are not saved 80
- Part 3 troubleshooting 82
- Inputs and outputs overview 84
- Part 3 84
- What is in this chapter 84
- Inputs and outputs overview euw l 5 24kzw1 85
- Malfunction indications and safeties overview 86
- Part 3 86
- What is in this chapter 86
- Malfunction indications overview 87
- Safeties overview 89
- Checking the inputs and outputs 92
- Part 3 92
- What is in this chapter 92
- Checking the temperature sensors 93
- Controller sensors r3t r4t and r5t 94
- Esie03 03 checking the inputs and outputs 94
- Part 3 troubleshooting 3 13 94
- Temp resistance the table below contains the temperature resistance values of the controller sensors 94
- Checking the digital inputs and outputs 95
- Checking the power supply and fuses 96
- Part 3 98
- Troubleshooting 98
- What is in this chapter 98
- Items to be checked 99
- General repair procedures 101
- Unlocking the keyboard 102
- Replacing the controller 103
- Replacing the pcb euw l 5 24kzw1 108
- Part 4 commissioning and test run 110
- Part 4 112
- Pre test run checks 112
- What is in this chapter 112
- General checks 113
- Water piping checks 114
- Esie03 03 pre test run checks 116
- Part 4 commissioning and test run 4 7 116
- Water quality the table below contains the required water quality specifications 116
- 8 part 4 commissioning and test run 117
- Hp 10hp 117
- Hp 12hp 117
- Pre test run checks esie03 03 117
- Warning selecting a flow outside the curves can cause damage to or malfunction of the unit see also minimum and maximum allowed water flowrange see technical specifications euw5 10kzw1 on page 1 4 and technical specifications euw12 20kzw1 on page 1 6 117
- Water flow rate l min 117
- Water pressure drop condenser the illustration below shows the water pressure drop through condenser for euw5 12kzw1 117
- Water pressure drop euw5 12kzw1 117
- Water pressure drop evaporator the illustration below shows the water pressure drop through evaporator for euw5 12kzw1 117
- Esie03 03 pre test run checks 118
- Part 4 commissioning and test run 4 9 118
- Warning selecting a flow outside the curves can cause damage to or malfunction of the unit see also minimum and maximum allowed water flowrange see technical specifications euw12 20kzw1 on page 1 6 and technical specifications euw24kzw1 on page 1 8 118
- Water flow rate l min 118
- Water pressure drop condenser the illustration below shows the water pressure drop through condenser for euw16 24kzw1 118
- Water pressure drop euw16 24kzw1 118
- Water pressure drop evaporator the illustration below shows the water pressure drop through evaporator for euw16 24kzw1 118
- Water pressure drop euwl5 24kzw1 119
- Setting of the flow switch 121
- Electrical checks 123
- Part 4 124
- Test run and operation data 124
- What is in this chapter 124
- Currents and used fuses 125
- Part 5 maintenance 126
- Maintenance 128
- Part 5 128
- What is in this chapter 128
- Maintenance of the main parts 129
- Maintenance of the control devices 131
- Periodical checks 132
- B 8400 ostend belgium 138
- Esie03 03 12 2004 printed in belgium by lannoo 138
- Www daikineurope com 138
- Zandvoordestraat 300 138
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