Table of Contents
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Contents
1.
Safety precautions..................................................................................................................................................................... 7
1.1. Before installation and electric work ........................................................................................................................................ 7
1.2. Precautions for devices that use R410A refrigerant................................................................................................................. 8
1.3. Before installation ................................................................................................................................................................... 8
1.4. Before installation - electrical work............................................................................................................................................ 9
1.5. Before starting the test run ...................................................................................................................................................... 9
2. Accessories.................................................................................................................................................................................... 9
3.
Selecting an installation site .................................................................................................................................................... 10
4.
Refrigerant pipe specifications................................................................................................................................................. 10
5.
Connecting refrigerant pipes.................................................................................................................................................... 10
5.1. Refrigerant piping work ........................................................................................................................................................ 10
Cautions on water piping and connection..................................................................................................................................... 10
6.
Thermistor setting work ........................................................................................................................................................... 11
6.1. Hot water thermistor TH1H.................................................................................................................................................... 11
6.1.1 Heat Pump system with Under Floor Heating and DX Fan Coil Cooling .......................................................................... 11
6.1.2 Heat Pump system with Domestic Hot Water.................................................................................................................. 11
6.1.3 Heat Pump system with a Swimming Pool ...................................................................................................................... 11
6.2.4 Heat Pump system with any combination of Under Floor Heating, Under Floor Cooling and Domestic Hot Water........... 12
6.3. Setting the desired water temperatures ................................................................................................................................. 12
6.3.1 Commissioning of Controller and Set point. .................................................................................................................... 12
7.
Electrical wiring ....................................................................................................................................................................... 13
7.2. Connecting remote controller, PQFY and outdoor transmission cables .................................................................................. 13
7.3. Connecting thermistor cable TH1 ............................................................................................................................................ 14
8.3.1 Connecting thermistor cables........................................................................................................................................... 14
7.4. Connecting distant signal line................................................................................................................................................ 14
8.
Setting switches ...................................................................................................................................................................... 14
8.1. Setting Addresses and Dip Switch Settings ........................................................................................................................... 14
Setting the PQFY address: ...................................................................................................................................................... 15
8.2. Setting unit size - Indexing .................................................................................................................................................... 15
8.3. Capacity setting of the PQFY ................................................................................................................................................ 16
9. Initial setting and test run.............................................................................................................................................................. 17
9.1. Setting Auto Mode on PAR 21............................................................................................................................................... 17
10. Commissioning........................................................................................................................................................................... 18
1. Safety precautions
1.1. Before installation and electric work
Before installing the unit, make sure you read all the "Safety
precautions".
The "Safety precautions" provide very important points regarding
safety. Make sure you follow them.
Symbols used in the text
Warning:
Describes precautions that should be observed to prevent danger of injury o r dea th to the user.
Caution:
Describes precautions that should be observed to prevent da mage to the unit.
Warning:
Carefully read the labels affixed to the main unit.
7
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