Table of Contents
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Revision A:
• RoHS PARTS LIST has been added.
Revision B:
• MXZ-2A20NA -
and MXZ-3A30NA -
1
1
TECHNICAL CHANGES
MXZ-2A20NA
New model
MXZ-30TN2
MXZ-3A30NA
1. Combinations of connectable indoor units have been increased.
2. Capacity class of connectable indoor units have been made larger.
3. Compressor has been changed. (THV247FBA
4. Outdoor fan motor has been changed. (RA6N60-AA
5. Refrigerant has been changed. (R22
6. Refrigerant system diagram has been changed.
• 1 of 2 high pressure switch has been removed.
• Accumulator has been removed.
• Receiver has been added.
7. Communication system has been changed.
8. Power supply way has been changed(change to supply to outdoor unit).
9. Evaporation temperature thermistor has been added.
10. Ambient temperature thermistor has been added.
MXZ-2A20NA
MXZ-2A20NA -
1. Compressor has been changed. (SNB130FPDH1
2. Gas pipe temperature thermistor has been removed.
3. Pre-heat control has been added.
4. Electronic control P.C. board has been changed.
5. Power board has been changed.
MXZ-3A30NA
MXZ-3A30NA -
1. Ball valve has been changed to stop valve.
2. Gas pipe temperature thermistor has been removed.
3. Pre-heat control has been added.
4. Auto line correcting function has been added.
5. Noise filter P.C. board has been changed.
6. Electronic control P.C. board has been changed.
7. Weight has been changed. (158lb.
have been added.
1
TNB220FMCH)
RC0J60-AB)
R410A)
1
SNB130FQBH1)
1
148lb.)
2
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