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EWYE CZ Series
Daikin EWYE CZ Series Manuals
Manuals and User Guides for Daikin EWYE CZ Series. We have
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Daikin EWYE CZ Series manuals available for free PDF download: Installation, Maintenance And Operation Manual, Operating Manual
Daikin EWYE CZ Series Installation, Maintenance And Operation Manual (47 pages)
Air to water heat pump units with scroll compressors
Brand:
Daikin
| Category:
Heat Pump
| Size: 2 MB
Table of Contents
Table of Contents
2
Introduction
4
Precautions against Residual Risks
4
General Description
5
Information about the Refrigerant
6
Installation Information
6
Table 1- Physical Properties of R454C Refrigerant
6
Receipt of the Unit
9
Storage
10
Operation Limits
10
Figure 1 - Operating Limits on EWYE-CZ in Cooling Mode
10
Figure 2 - Operating Limits on EWYE-CZ in Heating Mode
11
Mechanical Installation
12
Safety
12
Handling and Lifting
12
Lifting the MONO Unit
13
Lifting the DUAL Unit
13
Figure 3 - Lifting the MONO Unit
13
Figure 4 - Lifting the DUAL Unit
13
Positioning and Assembly
14
Figure 5 - MONO Unit Positioning
14
Figure 6 - DUAL Unit Positioning
16
Mounting the Main Switch Handle
17
Minimum Space Requirements
17
Figure 7 - Mounting Holes Location (Bottom View)
17
Figure 8 - DUAL-Unit
18
Additional Installation Site Requirements
19
Figure 9 -Units Installed Side by Side Along Their Shorter Sides, B or D
19
Figure 10 -Units Installed Side by Side Along Their Longer Sides (Case 1 and Case 2)
19
Noise and Acoustic Protection
20
Figure 11 -Seaside Installation of the Outdoor Unit
20
Water Circuit for Connection with the Unit
21
Water Piping
21
Flow-Switch
21
Table 2 - Minimum Glycol Percentage for Low Ambient Air Temperature
21
Preparing and Checking the Water Circuit Connection
22
Water Pressure
22
Table 3 - Flow Switch Setpoint
22
Table 4 -Operating Limits
22
Hydraulic Diagram
23
Water Circuit
23
Figure 12 -Hydraulic Diagram
23
Water Treatment
24
Water Pressure Drops for Filters
24
Pump Kit Mounted on Board (Optional)
24
Figure 13 - Water Filter Pressure Drops
24
Table 5 - Acceptable Water Quality Limits
24
4.11 Operating Stability and Minimum Water Content in the System
25
Cooling Mode
25
Figure 14 - External Pressure Head of Low Lift Pump
25
Table 6 - Pump Curve Associated with each Unit Size
25
Heating Mode
26
4.12 Calibrating the Expansion Vessel
27
Figure 15 - Initial Expansion Vessel Pressure on the Basis of Maximum Water Volume
27
4.13 Antifreeze Protection for BPHE
28
Electrical Installation
29
General Specifications
29
Electric Connections
29
Cable Requirements
30
Maximum Cable Dimension
30
Table 7 - Main Switch Unified Clamping Values
30
Table 8 - Table 1 of EN602041 Point 5.2
30
Safety Device Requirements
31
Phase Unbalance
31
Operator's Reponsibilities
32
Maintenance
33
Pressure / Temperature Table
34
Routine Maintenance
34
Air Heat Exchanger Maintenance
34
Table 9 - R454C Pressure/Temperature
34
Electrical Maintenance
35
Service and Limited Warranty
35
Table 10 - Standard Routine Maintenance Plan
36
Table 11 - Routine Maintenance Plan for Critical Application And/Or Highly Aggressive Environment
37
Refrigerant Circuit Scheme
38
Figure 16 - Refrigerant Circuit (P&ID) Diagram for MONO Circuit EWYE~CZ Unit
38
Figure 17 - Refrigerant Circuit (P&ID) Diagram for DUAL Circuit EWYE~CZ Unit
39
List of the Labels Applied to the Unit
41
Figure 18 - Labels on the Unit
41
Table 12 - Labels Applied to the Unit
41
Commissioning
42
Table 13 - Checks before Starting up the Unit
42
Important Information on the Refrigerant Used
43
Periodic Checks and Commissioning of Pressure Equipment
44
Dismission and Disposal
45
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Daikin EWYE CZ Series Operating Manual (41 pages)
Air to water heat pump units with scroll compressors
Brand:
Daikin
| Category:
Heat Pump
| Size: 2 MB
Table of Contents
Table of Contents
2
Safety Considerations
4
General
4
Before Switching the Unit
4
Avoid Electrocution
4
General Description
5
Basic Information
5
Abbreviations Used
5
Controller Operating Limits
5
Controller Architecture
5
Controller Maintenance
5
Embedded Web Interface (Optional)
6
Application Save and Reset
6
Working with this Unit
7
Unit Interface
7
Icons Description
8
Insert Password
9
Chiller On/Off
9
Keypad On/Off
9
Scheduler
9
Network On/Off
11
Unit On/Off Switch
11
Silent Mode
11
Water Setpoints
12
Unit Mode
12
Heat/Cool Set-Up
13
Cooling-Heating Mode by Digital Input
13
Cooling-Heating Mode by Software Parameter
13
Heating Only Mode
13
Pumps and Variable Flow
14
Fixed Speed
14
Variable Primary Flow (VPF)
14
Deltat
14
Network Control
15
Thermostatic Control
16
Graph 1 - Compressors Start-Up Sequence - Cool Mode
16
External Alarm
17
Unit Capacity
17
Power Conservation
17
Demand Limit
18
Current Limit
18
Setpoint Reset
18
Graph 2 - Demand Limit[V] Vs Capacity Limit[%]
18
Setpoint Reset by OAT
19
Graph 3 - Outside Ambient Temperature Vs Active Setpoint - Cooling Mode(Left)/ Heating Mode(Right)
19
Setpoint Reset by 0-10V Signal
20
Setpoint Reset by DT
20
Remote Lwt Setpoint
20
Graph 4 - External Signal 0-10V Vs Active Setpoint - Cooling Mode(Left)/ Heating Mode(Right)
20
Graph 5 - Evap ∆T Vs Active Setpoint - Cooling Mode(Left)/ Heating Mode(Right)
20
Controller IP Setup
21
Daikin on Site
22
Date/Time
22
Master/Slave
23
Unit Boost
23
Fan Boost
24
IO Ext Module
24
Constant Heating Capacity
24
Domestic Hot Water
25
Domestic Hot Water Enhanced
25
Domestic Hot Water Anti Legionella Cycle
26
Customer Unit Configuration
26
Collective Housing
27
Bivalent Operations
27
Connectivity Kit & BMS Connection
28
About Chiller
29
HMI Screen Saver
29
Generic Controller Operation
30
BEG - SG Ready & Energy Monitoring
30
HMI Parameters Navigation Table
31
Alarms and Trouble Shooting
36
Alarms List: Overview
36
Troubleshooting
39
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