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General| Refrigerant | R410A |
|---|---|
| Indoor Unit Types | Cassette |
| Control System | Centralized Control, Individual Control |
| Indoor Unit Dimensions (HxWxD) | Varies depending on model |
| Outdoor Unit Dimensions (HxWxD) | Varies depending on model |
| Indoor Unit Weight | Varies depending on model |
| Outdoor Unit Weight | Varies depending on model |
| Power Supply | 50/60Hz |
| Indoor Unit Noise Level | 25 - 49 dB(A) (depending on model and fan speed) |
| Outdoor Unit Noise Level | 54 - 64 dB(A) (depending on model) |
Calculation of additional refrigerant charge amount for pipes.
Limits on outdoor/indoor unit combinations and piping.
Important installation guidelines and precautions.
Guidelines for selecting appropriate pipe diameters.
Detailed piping diagrams for specific outdoor unit sizes.
Explanation of various components in the piping system.
Initial checks on outdoor and indoor units after power-on.
Procedure for setting addresses via the wired remote controller.
Methods for resetting indoor unit addresses to factory defaults.
Verification steps after setup with a central control system.
Pre-installation check list for verifying proper setup.
Calculation and verification of refrigerant charge.
Procedure for performing cooling or heating test operations.
Common check codes and their causes/countermeasures.
Troubleshooting for controller communication errors.
Visual examples of common wiring mistakes and their effects.
How to access the service monitor mode on the remote controller.
Using the outdoor unit's display for status checks.
Displaying overall system and unit information.
Verifying proper connection of pipes and communication lines.
Guidelines for diagnosing issues based on temperature differentials.
Controlling indoor units remotely from the outdoor unit interface.
Performing collective cooling/heating tests and fan tests.
Procedures for clearing detected error codes.
Procedure to check for leaks using switches.
Resetting and checking saved values for leak detection.
Overview of settings and functions on the outdoor unit's interface board.
Jumper wire settings for specific functions.
Error codes related to leaks and clogging.
Specific check codes and symptoms for clogging issues.
Specific check codes and symptoms for leakage issues.
Step-by-step troubleshooting for oil circuit issues.
Important notes and conditions for backup operation.
Procedure for setting up compressor backup.
Setting up backup for failed outdoor units (follower and header).
Backup procedure specific to cooling-season operation.
Information about the smartphone tool for SMMS-e.
How to enable, disable, and troubleshoot NFC functions.
General approach and indoor unit error codes.
Error codes from remote controllers and central control.
Error codes from outdoor units and IPDU.
