Mitsubishi Electric MXZ-2F33VF -E1 Service Manual page 2

Revision A:
• MXZ-3F54VF - , , MXZ-3F68VF -
E2 ET2
Revision B:
• MXZ-3F54VF2 - ,
E1 ET1
added.
Revision C:
• MXZ-2F33VF2 - ,
E1 ET1
Revision D:
• MXZ-2F33VF3 - ,
E1 ET1
, MXZ-3F68VF3 -
ET1 E1
Revision E:
• MXZ-4F83VF - , , MXZ-5F102VF -
E1 ET1
MXZ-4F83VFHZ - have been added.
E1
Revision F:
• Chart of heating capacity and total input for MXZ-4F83VFHZ -
• Outdoor unit power supply for MXZ-4F83VF -
Revision G:
• MXZ-2F33/42/53VF3 -
E2
Revision H:
• MXZ-2F33/42/53VF3 -
ER1
MXZ-6F122VF - , MXZ-2F53VFHZ -
ER1
Use the specified 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.
<Preparation before the repair service>
Prepare the proper tools.
Prepare the proper protectors.
Provide adequate ventilation.
After stopping the operation of the air conditioner, turn off the power-supply breaker and pull the power plug.
Discharge the capacitor before the work involving the electric parts.
<Precautions during the repair service>
Do not perform the work involving the electric parts with wet hands.
Do not pour water into the electric parts.
Do not touch the refrigerant.
Do not touch the hot or cold areas in the refrigeration cycle.
When the repair or the inspection of the circuit needs to be done without turning off the power, exercise great caution not to
touch the live parts.
When the refrigeration circuit has a leak, do not execute pump down with the
compressor.
When pumping down the refrigerant, stop the compressor before disconnecting the
refrigerant pipes. The compressor may burst if air etc. get into it.
OBH790H
, and MXZ-4F72VF -
E2 ET2
, MXZ-3F68VF2- , , MXZ-4F72VF2 -
E1 ET1
, MXZ-2F42VF2 - ,
E1 ET1
, MXZ-2F42VF3 - , , MXZ-2F53VF3 -
E1 ET1
, , MXZ-4F72VF3 -
ET1 E1
, , MXZ-6F122VF -
E1 ET1
and MXZ-5F102VF -
ET1
and MXZ-2F53VFH3 -
E2
, MXZ-3F54/68VF3 - , MXZ-4F72VF3 -
ER1
and MXZ-4F83VFHZ -
ER1
WARNING
,
E2 ET2
,
E1 ET1
, MXZ-2F53VF2 - ,
E1 ET1
, , MXZ-2F53VFH3-
E1 ET1
, and MXZ-4F80VF3-
ET1
, , MXZ-2F53VFHZ -
E1 ET1
have been added.
E1
have been added.
ET1
have been added.
, MXZ-4F83VF -
ER1
have been added.
ER1
2
have been added.
and MXZ-4F80VF2 - ,
E1
and MXZ-2F53VFH2 -
E1
, MXZ-3F54VF3 -
E1
, have been added.
E1 ET1
and
E1
, MXZ-5F102VF -
ER1
have been
ET1
have been added.
,
E1
,
ER1