Gree Ultra Heat GMV-VQ72W/A-F, Service Manual, Page: 12 / 207

Ultra Heat GMV VRF Technical Service Manual_Heat Recovery Serial UNIT INTRODUCTION
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2 INTERNAL PIPING DESIGN OF THE UNITS
2.1 Piping Design of GMV-VQ72W/A-F(U)
、
GMV-VQ96W/A-F(U)
2.1.1 Piping diagram
2.1.2 Names and main functions of components
No. Name Main Function
1 Compressor
Adjusts its own rotational speed based on the actual requirement of the system to
implement capacity control.
2 Compressor heat tape
Maintains a proper oil temperature in the compressor when the compressor is in
standby status, ensuring the reliability during compressor startup.
3
Exhaust pipe temperature
sensor of compressor
Detects a compressor's exhaust gas temperature for compressor control and
protection.
4 High-pressure circuit breaker
Protects a compressor by sending feedback signal to stop the system when the
compressor's discharge pressure exceeds the operating value of high-pressure
circuit breaker.
5 Oil extractor Separates the gas and oil in the system to ensure compressor reliability.
6 Accumulator Refrigerant adjustment.