3. MFZ MICROPROCESSOR CONTROL ·······················································50
MFZ-KA·VA
Indoor unit models
MFZ-KA25VA
MFZ-KA35VA
MFZ-KA50VA
3-1. COOL OPERATION·············································································51
3-2. DRY OPERATION ···············································································52
3-3. HEAT OPERATION ·············································································52
3-4. AUTO CHANGE OVER ··· AUTO MODE OPERATION······················54
3-5. INDOOR FAN MOTOR CONTROL ·····················································55
3-6. OUTDOOR FAN MOTOR CONTROL ·················································55
3-7. AUTO VANE OPERATION ··································································55
3-8. i-save OPERATION·············································································59
3-9. TIMER OPERATION············································································60
3-10. EMERGENCY / TEST OPERATION ···················································61
4. MXZ MICROPROCESSOR CONTROL ·······················································62
MXZ-A·VA
Outdoor unit models
MXZ-2A52VA
MXZ-3A54VA
MXZ-4A71VA
MXZ-4A80VA
4-1. INVERTER SYSTEM CONTROL ·························································62
4-2. EXPANSION VALVE CONTROL (LEV CONTROL) ····························66
4-3. OPERATIONAL FREQUENCY RANGE···············································71
4-4. HEAT DEFROSTING CONTROL ·························································72
4-5. DISCHARGE TEMPERATURE PROTECTION CONTROL·················72
4-6. REFRIGERANT RECOVERY CONTROL ON HEATING·····················72
4-7. OUTDOOR FAN CONTROL·································································73
(
)
As for outdoor units SUZ-KA25VA.TH,
SUZ-KA35VA.TH and SUZ-KA50VA.TH,
refer to service manual OC323.
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