1. MSZ-FA MICROPROCESSOR CONTROL ···················································4
MSZ-FA·VA
Indoor unit models Outdoor unit models
MSZ-FA25VA MUZ-FA25VA
MSZ-FA35VA MUZ-FA35VA
1-1. COOL OPERATION ··············································································5
1-2. DRY OPERATION ·················································································6
1-3. HEAT OPERATION ···············································································6
1-4. AUTO CHANGE OVER ··· AUTO MODE OPERATION························8
1-5. INDOOR FAN MOTOR CONTROL ·······················································8
1-6. OUTDOOR FAN MOTOR CONTROL ···················································8
1-7. AUTO VANE OPERATION ····································································9
1-8. i-see CONTROL OPERATION ····························································11
1-9. AREA SETTING ··················································································12
1-10. PLASMA DUO OPERATION ······························································14
1-11. AUTO FRONT PANEL ········································································15
1-12. TIMER OPERATION ···········································································15
1-13. EMERGENCY / TEST OPERATION ···················································16
1-14. INVERTER SYSTEM CONTROL ·······················································17
1-15. OPERATIONAL FREQUENCY CONTROL OF OUTDOOR UNIT ····19
1-16. EXPANSION VALVE CONTROL (LEV CONTROL)···························20
2. MSZ-GA MICROPROCESSOR CONTROL·················································22
MSZ-GA·VA
Indoor unit models Outdoor unit models
MSZ-GA22VA
MSZ-GA25VA MUZ-GA25VA MXZ-A·VA (Refer to 4.)
MSZ-GA35VA MUZ-GA35VA MXZ-8A140A
1
(Refer to OC316)
2-1. COOL OPERATION·············································································23
2-2. DRY OPERATION ···············································································24
2-3. HEAT OPERATION ·············································································24
2-4. AUTO CHANGE OVER ··· AUTO MODE OPERATION······················26
2-5. INDOOR FAN MOTOR CONTROL ·····················································27
2-6. OUTDOOR FAN MOTOR CONTROL ·················································27
2-7. AUTO VANE OPERATION ··································································27
2-8. TIMER OPERATION············································································29
2-9. EMERGENCY / TEST OPERATION ···················································30
2-10. INVERTER SYSTEM CONTROL ·······················································31
2-11. OPERATIONAL FREQUENCY CONTROL OF OUTDOOR UNIT·····33
2-12. EXPANSION VALVE CONTROL (LEV CONTROL)···························34
MSZ-GA·VA
Indoor unit models Outdoor unit models
MSZ-GA50VA MUZ-GA50VA MXZ-A·VA (Refer to 4.)
MSZ-GA60VA MUZ-GA60VA MXZ-8A140VA
1
(Refer to OC316)
MSZ-GA71VA MUZ-GA71VA
MSZ-GA80VA MUZ-GA80VA
2-13. COOL OPERATION ············································································36
2-14. DRY OPERATION ···············································································37
2-15. HEAT OPERATION ·············································································38
2-16. AUTO CHANGE OVER ··· AUTO MODE OPERATION ·····················40
2-17. INDOOR FAN MOTOR CONTROL·····················································40
2-18. OUTDOOR FAN MOTOR CONTROL·················································41
2-19. AUTO VANE OPERATION··································································41
2-20. TIMER OPERATION ···········································································44
2-21. EMERGENCY/TEST OPERATION ·····················································45
2-22. INVERTER SYSTEM CONTROL ·······················································45
2-23. OPERATIONAL FREQUENCY CONTROL OF OUTDOOR UNIT ·····47
2-24. EXPANSION VALVE CONTROL (LEV CONTROL)···························48
2
(
)
As for outdoor unit MXZ-8A140VA,
refer to service manual OC316.
Revision A:
•
MSZ-GA80VA has been added.
•
MUZ-GA•VA -
has been added.
•
MXZ-A•VA -
has been added.
A
A
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