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General| Brand | Heat Controller |
|---|---|
| Model | A-VMH18DC-1 |
| Category | Air Conditioner |
| Language | English |
Lists main features like hydrophilic fins, 4-way valve control, and cabinet protection.
Provides wiring diagrams for specific VMH outdoor unit models.
Illustrates refrigeration circuits for dual, tri, and quad-zone configurations.
Details allowable indoor unit combinations for VMH outdoor units.
Specifies installation torque and guidelines for connecting electrical cables.
Covers initial installation and air purging steps using a vacuum pump.
Details methods for refrigerant air purging and checking for gas leaks.
Guides on adding refrigerant when pipe length exceeds standard limits.
Procedures for replenishing refrigerant lost from the system.
Instructions for recovering refrigerant before replacing indoor or outdoor units.
Defines abbreviations, specifies operating conditions, and explains digital display functions.
Details protections for compressor restart delay, discharge temp, low voltage, and current limits.
Lists indoor and outdoor unit error codes and their meanings.
Step-by-step guide to diagnose and resolve indoor EEPROM malfunction errors.
Diagnosing and resolving voltage protection errors in the outdoor unit.
Tables of temperature sensor resistance and compressor resistance values.
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