Samsung AVXCSH023/032/040CE Service Manual page 22

Compressor operating pattern
Digital unit's module installation secures reliability of long life cycle with sequential activation of compressors and improves part load
efficiency as it is possible to use bigger outdoor units to take care of part load.
Oil balancing and recovery technology
In terms of oil recovery that is the most important operation in module system air conditioner's reliability,
DVM PLUS III :
• Achieves continuous cooling or heating during oil recovery operation.
• Allows level difference between outdoor unit module.
DVM PLUS III's oil recovery has much higher reliability as internal and external oil balancing take place simultaneously.
Oil balancing
Acceleration life cycle test
All parts fitted to DVM PLUS III ensure reliability for life cycle through ALT (Acceleration Life cycle Test ).
Samsung Electronics
Oil recovery
Oil recovery during
Cooling operation
cooling operation
Oil recovery during
Heating operation
heating operation
Product Specifications
Company A
Cooling operation
Cooling operation
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