Daikin FCAG35BVEB - Symptom: the Compressor in the Outdoor Unit Does Not Stop after a Short Heating Operation

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18 | Troubleshooting

Installer and user reference guide

FCAG35~140BVEB

Split system air conditioners

4P561448-1B – 2021.07

18.1.14 Symptom: The compressor in the outdoor unit does not stop after a short heating

operation

This is to prevent refrigerant from remaining in the compressor. The unit will stop

after 5 to 10 minutes.

Main Page

Default Chapter2
- Table of Contents2
1 General Safety Precautions5
- About the Documentation5
  - Meaning of Warnings and Symbols5
- For the User6
- For the Installer7
2 About the Documentation16
- About this Document16
For the Installer17
3 About the Box18
- Overview: about the Box18
- Indoor Unit18
  - To Unpack and Handle the Unit18
  - To Remove the Accessories from the Indoor Unit19
4 About the Units and Options20
- Overview: about the Units and Options20
- Identification20
  - Identification Label: Indoor Unit20
- About the Indoor Unit20
- System Layout22
- Combining Units and Options23
  - Possible Options for the Indoor Unit23
5 Preparation24
- Overview: Preparation24
- Preparing the Installation Site24
  - Installation Site Requirements of the Indoor Unit24
- Preparing Refrigerant Piping27
  - Refrigerant Piping Requirements27
  - Refrigerant Piping Insulation27
- Preparing Electrical Wiring28
  - About Preparing Electrical Wiring28
6 Installation29
- Overview: Installation29
- Mounting the Indoor Unit29
- Connecting the Refrigerant Piping35
- Connecting the Electrical Wiring39
7 Configuration44
- Field Setting44
8 Commissioning47
- Overview: Commissioning47
- Precautions When Commissioning47
- Checklist before Commissioning48
- To Perform a Test Run48
- Error Codes When Performing a Test Run50
9 Hand-Over to the User51
10 Disposal52
11 Technical Data53
- Piping Diagram: Indoor Unit53
- Wiring Diagram53
  - Unified Wiring Diagram Legend53
For the User57
12 About the System58
- System Layout58
- Information Requirements for Fan Coil Units59
13 User Interface60
14 Before Operation61
15 Operation62
- Operation Range62
- Operating the System63
- Using the Dry Program65
  - About the Dry Program65
  - To Use the Dry Program65
- Adjusting the Air Flow Direction65
  - About the Air Flow Flap65
- Active Circulation Airflow66
  - To Start the Active Circulation Airflow66
16 Energy Saving and Optimum Operation68
17 Maintenance and Service69
- Precautions for Maintenance and Service69
- Cleaning the Air Filter, Suction Grille, Air Outlet and Outside Panels69
- Maintenance after a Long Stop Period72
- Maintenance before a Long Stop Period73
- About the Refrigerant73
- After-Sales Service and Warranty74
18 Troubleshooting77
- Symptoms that Are NOT System Malfunctions78
19 Relocation81
20 Disposal82
21 Glossary83

Daikin FCAG35BVEB - Symptom: the Compressor in the Outdoor Unit Does Not Stop after a Short Heating Operation

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