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EUWYB24KBZW1
Daikin EUWYB24KBZW1 User Manual
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The Digital Controller
ESIE11-02
2–36
Part 2 – Functional Descri
ption
3
1
2
4
5
2.6
Reading or Adjusting Parameter
Settings: the Programmi
ng
Procedure
Introduction
■
When no
buttons are pressed for 5
s, the display starts fl
ashing.
■
You can exit at every step
by leaving the button
s untouched for 1 min. T
he modi
fications are not
saved.
121
123
Table of Contents
Part 1 System Outline
3
Table of Contents
3
Part 1 1
13
General Outline
13
What Is in this Chapter
13
Technical Specifications: EUWA*5-8KBZW1
15
Technical Specifications: EUWA*10-12KBZW1
18
Technical Specifications: EUWA*16-20KBZW1
21
Technical Specifications: EUWA*24KBZW1
24
Technical Specifications: EUWY*5-8KBZW1
27
Technical Specifications: EUWY*10-12KBZW1
30
Technical Specifications: EUWY*16-20KBZW1
33
Technical Specifications: EUWY*24KBZW1
36
Correction Factors for Glycol
39
Electrical Specifications: EUWA*5-8KBZW1
41
Electrical Specifications: EUWA*10-12KBZW1
43
Electrical Specifications: EUWA*16-20KBZW1
45
Electrical Specifications: EUWA*24KBZW1
47
Electrical Specifications: EUWY*5-8KBZW1
49
Electrical Specifications: EUWY*10-12KBZW1
51
Electrical Specifications: EUWY*16-20KBZW1
53
Electrical Specifications: EUWY*24KBZW1
55
Outlook Drawing: EUWAN5-8KBZW1/EUWYN5-8KBZW1
57
Outlook Drawing: EUWAP5-8KBZW1/EUWYP5-8KBZW1
58
Outlook Drawing: EUWAB5-8KBZW1/EUWYB5-8KBZW1
59
Outlook Drawing: EUWAN10-12KBZW1/EUWYN10-12KBZW1
60
Outlook Drawing: EUWAP10-12KBZW1/EUWYP10-12KBZW1
61
Outlook Drawing: EUWAB10-12KBZW1/EUWYB10-12KBZW1
62
Outlook Drawing: EUWAN16KBZW1/EUWYN16KBZW1
63
Outlook Drawing: EUWAP16KBZW1/EUWYP16KBZW1
64
Outlook Drawing: EUWAB16KBZW1/EUWAB16KBZW1
65
Outlook Drawing: EUWAN20-24KBZW1/EUWYN20-24KBZW1
66
Outlook Drawing: EUWAP20-24KBZW1/EUWYP20-24KBZW1
67
Outlook Drawing: EUWAB20-24KBZW1/EUWYB20-24KBZW1
67
Outlook Drawing: EUWAB20-24KBZW1/EUWYB20-24KBZW1
68
Piping Layout
69
What Is in this Chapter
69
Installation Outline
70
Functional Diagram Refrigeration Circuit: EUWA*5-24KBZW1
71
Functional Diagram Refrigeration Circuit: EUWY*5-24KBZW1
74
What Is in this Chapter
77
Main Functions of the EUWA*5-24KBZW1 and EUWY*5-24KBZW1
78
Switch Box Layout: EUWA*5-24KBZW1 and EUWY*5-24KBZW1
79
PCB Layout of the EUWA*5-24KBZW1 and EUWY*5-24KBZW1
81
Functional Description
87
Part 2 1 2
89
What Is in this Chapter
89
Operational Range: EUWA*5-24KBZW1
90
Operational Range: EUWY*5-24KBZW1
91
Operational Flow Chart
93
Compressor Working Status
94
Compressor Timers
95
Thermostat Control: EUWA*5-24KBZW1 and EUWY*5-24KBZW1
96
Head Pressure Control: EUWA*5-24KBZW1 and EUWY*5-24KBZW1
97
Fan Working: EUWA*5-24KBZW1 and EUWY*5-24KBZW1
99
Crankcase Heater
100
Evaporator Heater Tape Management: EUWA*5-24KBZW1 and EUWY*5-24KBZW1
101
Pump Steering
102
Freeze-Up Control: EUWA*5-24KBZW1 and EUWY*5-24KBZW1
103
Defrost Management for EUWY*5-24KBZW1
104
Changeable Digital Inputs
110
Part 2 1 2
111
What Is in this Chapter
111
Start/Stop
115
The Digital Controller
115
What Happens in Case of an Alarm or a Warning
117
Settings: Direct and User Parameters
118
Reading or Adjusting Parameter Settings: the Programming Procedure
122
Menu Overview
124
Option EKAC10C Address Card
125
Option EKRUMCA Remote Controller
126
Part 3 1
141
Checking the Temperature Sensors
142
Euwy*5-24Kbzw1
144
I/O PCB Sensors: R6T, R7T and R8T for EUWA*5-24KBZW1 and
144
Checking the Digital Inputs and Outputs
145
Checking the Power Supply and Fuses: EUWA*5-24KBZW1 and
146
Euwy*5-24Kbzw1
146
Electrical Error Overview: EUWA*5-24KBZW1 and EUWY*5-24KBZW1
148
Part 3 1
151
Items to be Checked
152
General Repair Procedures
154
Locking and Unlocking the Keyboard
155
Replacing the Controller: EUWA*5-24KBZW1
156
Replacing the Controller: EUWY*5-24KBZW1
158
Parameter and Parameter Level Overview
160
Replacing the PCB: EUWA*5-24KBZW1 and EUWY*5-24KBZW1
165
Part 3 - Troubleshooting
166
Commissioning and Test Run
167
Soft Starter (Option EKSS) Thermal Protection
166
Part 4 1
169
Pre-Test Run Checks
169
What Is in this Chapter
169
General Checks
170
Water Piping Checks
171
External Static Pressure: EUWA*5-24KBZW1
174
External Static Pressure: EUWY*5-24KBZW1
176
Static Pressure of the Pump for EUWA*5-24KBZW1 and EUWY*5-24KBZW1
178
Water Pressure Drop through Evaporator: EUWA*5-12KBZW1
180
Water Pressure Drop through Evaporator: EUWA*16-24KBZW1
182
Water Pressure Drop through Evaporator: EUWY*5-12KBZW1
184
Water Pressure Drop through Evaporator: EUWY*16-24KBZW1
186
Electrical Checks
188
Control of the Function of the 4-Way Valve for EUWY*5-24KBZW1
189
4
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Daikin EUWYB24KBZW1 Specifications
General
Brand
Daikin
Model
EUWYB24KBZW1
Category
Chiller
Language
English
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