Use The Specified Refrigerant Only; Technical Changes - Mitsubishi Electric MXZ-2B20NA Service Manual

Use the specifi ed refrigerant only
Never use any refrigerant other than that specified.
Doing so may cause a burst, an explosion, or fire when the unit is being used, serviced, or disposed of.
Correct refrigerant is specified in the manuals and on the spec labels provided with our products.
We will not be held responsible for mechanical failure, system malfunction, unit breakdown or accidents caused by
failure to follow the instructions.
Revision A:
• MXZ-2B20NA- has been added.
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Revision B:
• MXZ-3B24NA and MXZ-4B36NA have been added.
Revision C:
• MXZ-3B30NA has been added.
Revision D:
• MXZ-3B24NA- , MXZ-3B30NA-
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Revision E:
• Errors in TROUBLESHOOTING have been corrected.
Revision F:
• FAILURE MODE RECALL FUNCTION has been corrected.
Revision G:
• MXZ-5B42NA has been added.
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TECHNICAL CHANGES

MXZ-2B20NA
New model
MXZ-2B20NA MXZ-2B20NA -
1. Outdoor fan motor has been changed.
2. Outdoor electronic control P.C. board has been changed.
3. LEV coil has been changed.
MXZ-3B24NA
New model
MXZ-3B30NA
New model
MXZ-3B24NA MXZ-3B24NA -
1. Outdoor fan motor has been changed.
2. Outdoor electronic control P.C. board has been changed.
OBH560G
, and MXZ-4B36NA- have been added.
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