Undercharge
- Low, low side pressure
- High superheat
- Overheated compressor
- Low system capacity
- Poor efficiency
- Sludge / carbonization
Proper
- Long life
- Safe operation
- Design capacity
- Peak efficiency
Over Charge
- High, high side pressure
- High discharge temperature
- Flood back
- Low system capacity
- Poor efficiency
- Sludge/ carbonization
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