Daikin EPRA08-12EW Manuals

Manuals and User Guides for Daikin EPRA08-12EW. We have 2 Daikin EPRA08-12EW manuals available for free PDF download: Installer's Reference Manual

Daikin EPRA08-12EW Installer's Reference Manual (292 pages)

Brand: Daikin | Category: Heat Pump | Size: 17 MB

Table of Contents
2
About the Documentation
6
About this Document
6
Meaning of Warnings and Symbols
7
Installer Reference Guide at a Glance
8
General Safety Precautions
10
For the Installer
10
General
10
Installation Site
11
Refrigerant - in Case of R410A or R32
11
Water
13
Electrical
13
Specific Installer Safety Instructions
16
About the Box
21
Overview: about the Box
21
Outdoor Unit
21
To Handle the Outdoor Unit
21
To Unpack the Outdoor Unit
23
To Remove the Accessories from the Outdoor Unit
24
Indoor Unit
24
To Unpack the Indoor Unit
25
To Remove the Accessories from the Indoor Unit
25
To Handle the Indoor Unit
25
About the Units and Options
27
Overview: about the Units and Options
27
Identification
27
Identification Label: Outdoor Unit
27
Identification Label: Indoor Unit
28
Combining Units and Options
28
Possible Combinations of Indoor Unit and Outdoor Unit
28
Possible Options for the Outdoor Unit
28
Possible Options for the Indoor Unit
29
Application Guidelines
32
Overview: Application Guidelines
32
Setting up the Space Heating/Cooling System
33
Single Room
34
Multiple Rooms - One LWT Zone
38
Multiple Rooms - Two LWT Zones
43
Setting up an Auxiliary Heat Source for Space Heating
47
Setting up the Domestic Hot Water Tank
50
System Layout - Integrated DHW Tank
50
Selecting the Volume and Desired Temperature for the DHW Tank
50
Setup and Configuration - DHW Tank
51
DHW Pump for Instant Hot Water
52
DHW Pump for Disinfection
52
Setting up the Energy Metering
53
Produced Heat
53
Consumed Energy
54
Normal Kwh Rate Power Supply
54
Preferential Kwh Rate Power Supply
56
Setting up the Power Consumption Control
56
Permanent Power Limitation
57
Power Limitation Activated by Digital Inputs
58
Power Limitation Process
59
BBR16 Power Limitation
60
Setting up an External Temperature Sensor
60
Unit Installation
62
Preparing the Installation Site
62
Installation Site Requirements of the Outdoor Unit
62
Additional Installation Site Requirements of the Outdoor Unit in Cold Climates
65
Installation Site Requirements of the Indoor Unit
65
Opening and Closing the Units
66
About Opening the Units
66
To Open the Outdoor Unit
66
To Remove the Transportation Stay
67
To Close the Outdoor Unit
68
To Open the Indoor Unit
68
To Lower the Switch Box on the Indoor Unit
70
To Close the Indoor Unit
71
Mounting the Outdoor Unit
71
About Mounting the Outdoor Unit
71
Precautions When Mounting the Outdoor Unit
72
To Provide the Installation Structure
72
To Install the Outdoor Unit
73
To Provide Drainage
74
To Install the Discharge Grille
75
To Remove the Discharge Grille, and Put the Grille in Safety Position
77
Mounting the Indoor Unit
79
About Mounting the Indoor Unit
79
Precautions When Mounting the Indoor Unit
79
To Install the Indoor Unit
79
To Connect the Drain Hose to the Drain
80
Piping Installation
81
Preparing Water Piping
81
Water Circuit Requirements
81
Formula to Calculate the Expansion Vessel Pre-Pressure
83
To Check the Water Volume and Flow Rate
84
Changing the Pre-Pressure of the Expansion Vessel
86
To Check the Water Volume: Examples
86
Connecting Water Piping
87
About Connecting the Water Piping
87
Precautions When Connecting the Water Piping
87
To Connect the Water Piping
87
To Connect the Recirculation Piping
90
To Fill the Water Circuit
90
To Protect the Water Circuit against Freezing
91
To Fill the Domestic Hot Water Tank
94
To Insulate the Water Piping
94
Electrical Installation
96
About Connecting the Electrical Wiring
96
Precautions When Connecting the Electrical Wiring
96
Guidelines When Connecting the Electrical Wiring
97
About Electrical Compliance
98
Specifications of Standard Wiring Components
99
About Preferential Kwh Rate Power Supply
99
Overview of Electrical Connections Except External Actuators
100
Connections to the Outdoor Unit
100
To Connect the Electrical Wiring to the Outdoor Unit
101
To Reposition the Air Thermistor on the Outdoor Unit
107
Connections to the Indoor Unit
108
To Connect the Main Power Supply
111
To Connect the Backup Heater Power Supply
113
To Connect the Shut-Off Valve
116
To Connect the Electricity Meters
117
To Connect the Domestic Hot Water Pump
118
To Connect the Alarm Output
119
To Connect the Space Cooling/Heating ON/OFF Output
120
To Connect the Changeover to External Heat Source
121
To Connect the Power Consumption Digital Inputs
122
To Connect the Safety Thermostat (Normally Closed Contact)
123
To Connect a Smart Grid
124
To Connect the WLAN Cartridge (Delivered as Accessory)
128
After Connecting the Electrical Wiring to the Indoor Unit
128
Configuration
130
Overview: Configuration
130
To Access the most Used Commands
131
To Connect the PC Cable to the Switch Box
133
Configuration Wizard
133
Possible Screens
135
Possible Screens: Overview
135
Home Screen
136
Main Menu Screen
138
Menu Screen
139
Setpoint Screen
140
Detailed Screen with Values
141
Schedule Screen: Example
141
Weather-Dependent Curve
145
What Is a Weather-Dependent Curve
145
2-Points Curve
146
Slope-Offset Curve
147
Using Weather-Dependent Curves
148
Settings Menu
150
Malfunctioning
150
Room
151
Main Zone
155
Additional Zone
165
Space Heating/Cooling
170
Tank
179
User Settings
187
Information
191
Installer Settings
192
Commissioning
216
User Profile
216
Operation
216
Wlan
217
Menu Structure: Overview User Settings
219
Menu Structure: Overview Installer Settings
220
Commissioning
222
Overview: Commissioning
222
Precautions When Commissioning
223
Checklist before Commissioning
223
Checklist During Commissioning
224
Minimum Flow Rate
224
Air Purge Function
225
Operation Test Run
226
Actuator Test Run
227
Underfloor Heating Screed Dryout
228
Hand-Over to the User
232
Maintenance and Service
233
Overview: Maintenance and Service
233
Maintenance Safety Precautions
233
Yearly Maintenance
234
Yearly Maintenance Outdoor Unit: Overview
234
Yearly Maintenance Outdoor Unit: Instructions
234
Yearly Maintenance Indoor Unit: Overview
234
Yearly Maintenance Indoor Unit: Instructions
234
To Drain the Domestic Hot Water Tank
237
About Cleaning the Water Filter in Case of Trouble
237
To Remove the Water Filter
238
To Clean the Water Filter in Case of Trouble
238
To Install the Water Filter
239
Troubleshooting
241
Overview: Troubleshooting
241
Precautions When Troubleshooting
241
Solving Problems Based on Symptoms
242
Symptom: the Unit Is NOT Heating or Cooling as Expected
242
Symptom: Hot Water Does NOT Reach the Desired Temperature
243
Symptom: the Compressor Does NOT Start (Space Heating or Domestic Water Heating)
243
Symptom: the System Is Making Gurgling Noises after Commissioning
243
Symptom: the Pump Is Blocked
244
Symptom: the Pump Is Making Noise (Cavitation)
245
Symptom: the Pressure Relief Valve Opens
246
Symptom: the Water Pressure Relief Valve Leaks
246
Symptom: the Space Is NOT Sufficiently Heated at Low Outdoor Temperatures
247
Symptom: the Pressure at the Tapping Point Is Temporarily Unusually High
248
Symptom: Tank Disinfection Function Is NOT Completed Correctly (AH-Error)
248
Solving Problems Based on Error Codes
248
To Display the Help Text in Case of a Malfunction
249
Error Codes: Overview
249
Disposal
254
To Recover Refrigerant
254
To Manually Open the Electronic Expansion Valves
255
Recovery Mode - in Case of 3N~ Models (7-Segments Display)
256
Recovery Mode - in Case of 1N~ Models (7-Leds Display)
257
Technical Data
260
Service Space: Outdoor Unit
261
Piping Diagram: Outdoor Unit
262
Piping Diagram: Indoor Unit
263
Wiring Diagram: Outdoor Unit
264
Wiring Diagram: Indoor Unit
269
ESP Curve: Indoor Unit
275
Glossary
276
Field Settings Table
277

Daikin EPRA08-12EW Installer's Reference Manual (308 pages)

Brand: Daikin | Category: Heat Pump | Size: 25 MB

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Daikin EPRA08-12EW Installer's Reference Manual (308 pages)

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