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Table of Contents
- 1 Table of Contents
- 2 Precautions for Safety
- 3 Accessory Parts and Refrigerant
- 4 Installation of New Refrigerant Air to Water Heat Pump
- 5 Installation Conditions
- 6 Refrigerant Piping
- 7 Air Purging
- 8 Electrical Work
- 9 Earthing
- 10 Finishing
- 11 Test Run
- 12 Annual Maintenance
- 13 Air to Water Heat Pump Operating Conditions
- 14 Functions to be Implemented Locally
- 15 Troubleshooting
- 16 Appendix
- Download this manual
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Table of Contents
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Summarization of Contents
Qualified Installer and Service Person
Installer Qualifications
Outlines the training and knowledge needed for a qualified installer.
Service Person Qualifications
Outlines the training and knowledge needed for a qualified service person.
Protective Gear Definition
Unit Warning Indications
Explains the meaning of warning and caution symbols displayed on the unit.
2 Accessory Parts and Refrigerant
Accessory Parts List
Details the names, quantities, shapes, and usage of included accessory parts.
3 Installation of New Refrigerant Heat Pump
Required Tools and Precautions
Lists necessary tools and equipment and critical precautions for their use.
4 Installation Conditions
Pre-Installation Checks
Details essential preparation steps before commencing installation.
Airtight Test
Step-by-step guide for performing the airtight test on the refrigerant pipes.
Air Purge
Instructions on how to purge air from the system using a vacuum pump.
Electrical Wiring Guidelines
Guidelines for correctly wiring power and connecting wires to the unit.
Earthing Requirements
Explains the importance and procedure for proper earthing of the unit.
Test Run Procedure
Steps to follow for conducting a test run after installation.
Installation Location
Prohibited Installation Locations
Lists locations where the outdoor unit must not be installed due to potential issues.
Necessary Space for Installation
Obstacle Clearance Requirements
Specifies minimum distances required around the unit from obstacles.
Outdoor Unit Installation
Foundation and Anchor Bolt Specifications
Details requirements for the foundation and anchor bolts used to fix the unit.
5 Refrigerant Piping
Pipe Cover Knockout Procedure
Step-by-step guide for removing pipe covers and creating access holes.
Optional Installation Parts
Refrigerant Piping Connection and Flaring
Details on connecting refrigerant pipes, including flaring techniques and dimensions.
Connecting Part Tightening
Refrigerant Pipe Length Limits
Specifies the maximum and minimum lengths allowed for refrigerant pipes.
6 Air Purging
Airtight Test
Instructions for conducting an airtight test on the refrigerant circuit.
Valve Operation
Cap Tightening Torque
Specifies the correct torque for tightening valve caps to prevent leaks.
Refrigerant Replenishment
Replenishing Procedure
Step-by-step instructions for adding refrigerant to the unit.
Replenishment Requirements
Details on requirements and considerations for replenishing refrigerant.
Adding Additional Refrigerant
Information on adding refrigerant for specific pipe lengths.
13 Functions to be Implemented Locally
Existing Pipe Handling
Guidelines for checking and preparing existing pipes for reuse.
Refrigerant Recovery
Instructions on how to recover refrigerant from the system before moving or disposal.
14 Troubleshooting
Verifying Current Abnormal Status
Procedure for checking the unit's current operational errors using LEDs.
Verifying Past Abnormal States
Procedure for checking historical errors recorded by the unit's LEDs.
15 Appendix
Pipe Work Instructions
Instructions for working with existing pipes, including conditions for reuse.
Pipe Diameter and Thickness
Table specifying pipe diameters and their required minimum thicknesses.
Pipe Curing
Methods for sealing pipes when the unit is left disconnected for extended periods.
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