Gree D Series - Trial Run Procedures; Routine Startup and Shutdown; Maintenance during Long-term Downtime; Startup after Long-term Shutdown

34
D Series Modular Air-cooled Scroll Chillers
Service Manual
3 REMOVALS AND REINSTALLATION
3.1 MAIN PARTS
Appearance Name Function
Compressor
It drives the refrigerant cycle and turns the low-
temperature, low pressure refrigerant vapor into high-
temperature, high-pressure vapor.
Accumulator
It is used to separate oil and refrigerant liquid from the
refrigerant vapor.
4-way Valve
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realize either cooling or heating.
Shell-and-
tube heat
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In the cooling mode, it is used to absorb heat and
evaporate the liquid refrigerant In the heating mode, it
is used to release heat and condense the refrigerant
vapor.
Fintube heat
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In the cooling mode, it is used to absorb heat and
evaporate the liquid refrigerant In the heating mode, it
is used to release heat and condense the refrigerant
vapor.
Electronic
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valve
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make it perfectly match with the load in need.
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