Mitsubishi Electric MSC-CA20VB - User Manual

SERVICE TECHNICAL GUIDE
CONTENTS
1. MSC MICROPROCESSOR CONTROL················6
2. MS MICROPROCESSOR CONTROL················15
3. MSH MICROPROCESSOR CONTROL··············26
4. MSZ-CA MICROPROCESSOR CONTROL········39
5. MSZ-FA MICROPROCESSOR CONTROL ········54
6. MSZ-GA, MSZ-CB
MICROPROCESSOR CONTROL ············72
7. MCF MICROPROCESSOR CONTROL············100
8. MCFH MICROPROCESSOR CONTROL ·········106
9. MFZ MICROPROCESSOR CONTROL ············115
10. MSZ-HA MICROPROCESSOR CONTROL·····127
11. MSZ-GB MICROPROCESSOR CONTROL·····137
12. MXZ MICROPROCESSOR CONTROL···········150
Wireless type Models
Multi system type Models
SPLIT-TYPE, AIR CONDITIONERS
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
FLOOR AND CEILING TYPE AIR CONDITIONERS
FLOOR TYPE, HEAT PUMP AIR CONDITIONERS
MSC-CA•VB - · MU-GA•VB -
MSC-CB•VB - · MUH-GA•VB -
MSC-GA•VB -
E
EE
EE
· MXZ-A•VA -
E
MCF-GA
•
VB
- · MUCF-GA•VB -
MCFH-GA
•
VB
- · MUCFH-GA•VB -
MFZ-KA
•
VA
-
E
EE
EE
MS-GA•VB - · MU-GA•VB -
MSH-CA•VB -
MSH-CB•VB -
MSH-GA•VB - · MUH-GA•VB -
MSZ-CA•VB - · MUZ-CA•VB -
MSZ-FA•VA - · MUZ-FA•VA -
· MUZ-FA•VAH -
MSZ-GA•VA - · MUZ-GA•VA -
· MUZ-GA•VAH -
MSZ-CB•VA -
MSZ-HA•VA - · MUZ-HA•VA -
MSZ-GB•VA - · MUZ-GB•VA -
EE
EE
E
E
EE
E
EE
EE
EE
E
E
EE
Wireless type Models
Inverter-controlled multi system type Models
· MUX-A•VB -
E
Wireless type Models
No. OBT06
REVISED EDITION-D
Revision D:
• MXZ-5A100VA - has been added.
E
Please void OBT06 REVISED EDITION-C.
OBT06D--1qxp 07.3.2 9:22 AM Page 1

Summary

MSC Microprocessor Control

1-1. Cool Operation

Details the operation of the air conditioner in cooling mode, including temperature settings and fan speed.

1-2. Dry Operation

Explains the operation in dry mode for humidity control, including temperature and fan speed settings.

1-4. Heat Operation

Outlines the operational procedures for heating mode, including temperature and fan speed.

1-5. I Feel Control Operation

Explains the intelligent temperature control feature based on room conditions and user preference.

1-9. Emergency; Test Operation

Covers the procedure for emergency or test run operations, including switch usage.

MS Microprocessor Control

2-1. I Feel Control Operation

Explains the intelligent temperature control feature based on room conditions and user preference.

2-2. Cool Operation

Details the operation of the air conditioner in cooling mode, including temperature and fan speed.

2-3. Dry Operation

Explains the operation in dry mode for humidity control, including temperature and fan speed.

2-8. Emergency; Test Operation

Covers the procedure for emergency or test run operations, including switch usage.

2-9. Expansion Valve Control (LEV Control)

Details the control of the electronic expansion valve for refrigerant flow regulation.

MSH Microprocessor Control

3-1. I Feel Control Operation

Explains the intelligent temperature control feature based on room conditions and user preference.

3-1-2. DRY Mode of I Feel Control

Details the DRY operation mode within the "I Feel Control" system.

3-1-3. HEAT Mode of I Feel Control

Details the HEAT operation mode within the "I Feel Control" system.

3-2. Cool Operation

Details the operation of the air conditioner in cooling mode.

3-3. Dry Operation

Explains the operation of the air conditioner in dry mode for humidity control.

3-4. Heat Operation

Outlines the operational procedures for heating mode.

3-8. Emergency; Test Operation

Covers the procedure for emergency or test run operations, including switch usage.

3-9. Expansion Valve Control (LEV Control)

Details the control of the electronic expansion valve for refrigerant flow regulation.

MSZ-CA Microprocessor Control

4-1. I Feel Control Operation

Explains the intelligent temperature control feature based on room conditions and user preference.

4-2. Auto Change Over; Auto Mode Operation

Describes automatic switching between COOL and HEAT modes based on room temperature.

4-3. Cool Operation

Details the operation of the air conditioner in cooling mode.

4-4. Dry Operation

Explains the operation in dry mode for humidity control.

4-5. Heat Operation

4-9. Emergency; Test Operation

4-10. Inverter System Control

Details the inverter system's power supply circuit and operation.

4-12. Expansion Valve Control (LEV Control)

Details the control of the electronic expansion valve for refrigerant flow regulation.

MSZ-FA Microprocessor Control

5-1. Cool Operation

5-1-2. Dry Operation

5-1-3. Heat Operation

5-4. Auto Change Over; Auto Mode Operation

5-8. i-see Control Operation

Details the operation of the i-see sensor for automatic temperature adjustment.

5-13. Emergency; Test Operation

5-14. Inverter System Control

Details the inverter system's power supply circuit and operation.

5-16. Expansion Valve Control (LEV Control)

Details the control of the electronic expansion valve for refrigerant flow regulation.

MSZ-GA, MSZ-CB Microprocessor Control

6-1. Cool Operation

6-1-2. Dry Operation

6-1-3. Heat Operation

6-4. Auto Change Over; Auto Mode Operation

6-9. Emergency;Test Operation

6-10. Inverter System Control

Details the inverter system's power supply circuit and operation.

6-12. Expansion Valve Control (LEV Control)

Details the control of the electronic expansion valve for refrigerant flow regulation.

MCF Microprocessor Control

7-1. I Feel Control Operation

Explains the intelligent temperature control feature based on room conditions and user preference.

7-2. Cool Operation

7-3. Dry Operation

7-7. Emergency; Test Operation

MCFH Microprocessor Control

8-1. I Feel Control Operation

Explains the intelligent temperature control feature based on room conditions and user preference.

8-1-1. Cool Mode of I Feel Control

8-1-2. Dry Mode of I Feel Control

8-1-3. Heat Mode of I Feel Control

8-2. Cool Operation

8-3. Dry Operation

8-4. Heat Operation

8-7. Emergency; Test Operation

MFZ Microprocessor Control

9-1. Cool Operation

9-2. Dry Operation

9-3. Heat Operation

9-4. Auto Change Over; Auto Mode Operation

9-8. i-save Operation

9-10. Emergency;Test Operation

MSZ-HA Microprocessor Control

10-1. Cool Operation

10-2. Dry Operation

10-3. Heat Operation

10-7. Emergency;Test Operation

10-8. Inverter System Control

Details the inverter system's power supply circuit and operation.

10-9. Operational Frequency Control of Outdoor Unit

MSZ-GB Microprocessor Control

11-1. Cool Operation

11-2. Dry Operation

11-3. Heat Operation

11-4. Auto Change Over; Auto Mode Operation

11-9. Emergency;Test Operation

11-10. Inverter System Control

Details the inverter system's power supply circuit and operation.

MXZ Microprocessor Control

12-1. Inverter System Control

Details the inverter system's power supply circuit and operation.

12-2. Expansion Valve Control (LEV Control)

Details the control of the electronic expansion valve for refrigerant flow regulation.

12-4. Heat Defrosting Control

12-5. Discharge Temperature Protection Control

Explains the compressor control based on discharge temperature.

12-6. Refrigerant Recovery Control on Heating

12-9. Cool Operation

12-10. Dry Operation

12-11. Heat Operation

Mitsubishi Electric MSC-CA20VB Specifications

General

Cooling Capacity	2.0 kW
Heating Capacity	2.5 kW
Refrigerant	R410A
Power Supply	220-240 V, 50 Hz
Type	Split System
Noise Level (Outdoor Unit)	48 dB(A)