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Mitsubishi Electric MXZ-2F33VF4-E1 User Manual

Mitsubishi Electric MXZ-2F33VF4-E1
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HFC
utilized
R32
SERVICE MANUAL
No. OBH790
REVISED EDITION-L
OUTDOOR UNIT
PARTS CATALOG (OBB790)
Indoor unit service manual
MSZ-LN•VG Series (OBH766)
MSZ-LN•VG2 Series (OBH766)
MSZ-EF•VG Series (OBH589)
MSZ-AP•VF Series (OBH799)
MSZ-AP•VG Series (OBH788)
MSZ-BT•VG Series (OBH849)
MSZ-AY•VG Series (OBH930, 932)
MLZ-KP•VF Series (OBH801)
MFZ-KT•VG Series (OBH843)
MLZ-KY•VG Series (OBH921)
SLZ-M•FA Series (OCH522)
SEZ-M•DA Series (HWE17040)
CONTENTS
INDOOR / OUTDOOR UNIT
COMPATIBILITY TABLE ·······················4
1. TECHNICAL CHANGES ······························7
2. SAFETY PRECAUTION ·······························9
3. PART NAMES AND FUNCTIONS ················19
4. SPECIFICATION ······································21
5. NOISE CRITERIA CURVES ························58
6. OUTLINES AND DIMENSIONS ··················· 62
7. WIRING DIAGRAM ··································· 70
8. REFRIGERANT SYSTEM DIAGRAM ··········111
9. PERFORMANCE CURVES ······················· 122
10. ACTUATOR CONTROL ··························· 171
11. SERVICE FUNCTIONS ···························· 172
12. TROUBLESHOOTING ····························· 179
13. DISASSEMBLY INSTRUCTIONS ··············· 214
MXZ-2F33VF2
MXZ-2F42VF2
MXZ-2F53VF2
MXZ-2F53VFH2
MXZ-2F33VF3
MXZ-2F42VF3
MXZ-2F53VF3
MXZ-2F53VFH3
MXZ-2F33VF4
MXZ-2F42VF4
MXZ-2F53VF4
MXZ-2F53VFH4
OBH790 REVISED EDITION-K is void.
MXZ-2F33VF
MXZ-2F42VF
MXZ-2F53VF
MXZ-2F53VFH
Models
MXZ-2F33VF -
E1
,
ET1
MXZ-3F68VF -
E1
,
ET1
,
E2
,
ET2
MXZ-2F33VF2 -
E1
,
ET1
MXZ-3F68VF2 -
E1
,
ET1
MXZ-2F33VF3 -
E1
,
ET1
,
ER1
,
E2
MXZ-3F68VF3 -
E1
,
ET1
,
ER1
MXZ-2F33VF4 -
E1
,
ET1
MXZ-3F68VF4 -
E1
,
ET1
MXZ-2F42VF -
E1
,
ET1
MXZ-4F72VF -
E1
,
ET1
,
E2
,
ET2
MXZ-2F42VF2 -
E1
,
ET1
MXZ-4F72VF2 -
E1
,
ET1
MXZ-2F42VF3 -
E1
,
ET1
,
ER1
,
E2
MXZ-4F72VF3 -
E1
,
ET1
,
ER1
MXZ-2F42VF4 -
E1
,
ET1
MXZ-4F72VF4 -
E1
,
ET1
MXZ-2F53VF -
E1
,
ET1
MXZ-4F80VF2 -
E1
,
ET1
MXZ-2F53VF2 -
E1
,
ET1
MXZ-4F80VF3 -
E1
,
ET1
MXZ-2F53VF3 -
E1
,
ET1
,
ER1
,
E2
MXZ-4F80VF4 -
E1
,
ET1
MXZ-2F53VF4 -
E1
,
ET1
MXZ-4F83VF -
E1
,
ET1
,
ER1
MXZ-2F53VFH -
E1
MXZ-4F83VF2 -
E1
,
ET1
MXZ-2F53VFH2 -
E1
MXZ-5F102VF -
E1
,
ET1
,
ER1
MXZ-2F53VFH3 -
E1
,
E2
MXZ-5F102VF2 -
E1
,
ET1
MXZ-2F53VFH4 -
E1
MXZ-6F120VF2 -
E1
,
ET1
MXZ-3F54VF -
E1
,
ET1
,
E2
,
ET2
MXZ-6F122VF -
E1
,
ET1
,
ER1
MXZ-3F54VF2 -
E1
,
ET1
MXZ-2F53VFHZ -
E1
,
ER1
MXZ-3F54VF3 -
E1
,
ET1
,
ER1
,
E2
,
ET2
,
ER2
MXZ-2F53VFHZ2 -
E1
MXZ-3F54VF4 -
E1
,
ET1
MXZ-4F83VFHZ -
E1
,
ER1
MXZ-4F83VFHZ2 -
E1
Revision L:
• MXZ-2F33/42/53VF4 -
E1
,
ET1
,
MXZ-2F53VFH4 -
E1
, MXZ-3F54/68VF4 -
E1
,
ET1
,
MXZ-4F72/80VF4 -
E1
,
ET1
, MXZ-4F83VF2 -
E1
,
ET1
,
MXZ-5F102VF2 -
E1
,
ET1
, MXZ-6F120VF2 -
E1
,
ET1
,
MXZ-2F53VFHZ2 -
E1
and MXZ-4F83VFHZ2 -
E1
have been added.
SFZ-M•VA Series (HWE19090)
PCA-M•KA Series (OCH659)
PEAD-M•JA(L) Series (HWE16130)
PEAD-M•JA(L)2 Series (HWE21070)
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Mitsubishi Electric MXZ-2F33VF4-E1 Specifications

General IconGeneral
Cooling Capacity3.3 kW
Power Supply220-240 V, 50 Hz
RefrigerantR32
Indoor Unit Noise LevelData varies depending on the connected indoor unit model.
Outdoor Unit Noise Level46 dB(A)
Outdoor Unit Dimensions (WxHxD)550 x 285 mm

Summary

Service Manual

Models

Lists all compatible outdoor unit models covered in this service manual.

Revision L Details

Details of the latest revision 'L' for the service manual.

Refrigerant Safety and Handling

Use Specified Refrigerant Only

Critical warning against using incorrect refrigerants to prevent unit damage or fire.

Precautions During Repair Service

Safety guidelines to follow while performing repairs on the unit.

Technical Changes

Revision A Details

Specific modifications and additions made in Revision A.

Revision L Details

Specific modifications and additions made in Revision L.

Indoor/Outdoor Unit Compatibility

General Safety Precautions

Cautions Related to New Refrigerant (R32)

Specific safety measures when working with R32 refrigerant.

Symbols Displayed on the Unit

Explanation of various safety symbols found on the air conditioner unit.

Service Tools and Pipe Precautions

Exclusive Service Tools for R32

List of tools recommended and exclusive for R32 refrigerant service.

Reusing Existing Refrigerant Pipes (R22/R410a)

Precautions and flowchart for determining if existing pipes can be reused.

Outdoor Unit Installation Location

Minimum Installation Area Requirements

Ensuring sufficient space and ventilation to maintain safety standards.

Part Names and Functions

ACCESSORIES

List of accessories provided with the outdoor unit.

Specifications

Outdoor Model Specifications

Detailed technical specifications for the outdoor unit models.

Electrical Data

Electrical characteristics including power input and current ratings.

Compressor Specifications

Details regarding the compressor's model, output, and oil.

Noise Criteria Curves

Outlines and Dimensions

Installation Space Requirements

Required clearances around the outdoor unit for proper installation and ventilation.

Wiring Diagrams

Refrigerant System Diagrams

Maximum Refrigerant Piping Length

Specifies the maximum allowable lengths for refrigerant piping based on unit configuration.

Refrigerant Charging Procedures

Method of Charging Refrigerant

Step-by-step guide for charging refrigerant based on model and indoor unit configuration.

PUMPING DOWN

Procedure to safely remove refrigerant before unit relocation or disposal.

Performance Curves

Main Readings and Temperature Measurement

Key parameters to read and procedure for measuring temperature differences.

Service Functions and Settings

Switch Positions for Service Functions

Information on setting DIP switches for various service functions.

Setting Low Standby Power Mode

Procedure to activate or deactivate the low standby power mode.

Automatic Line Correcting Function

How to activate and check the automatic line correction feature.

Troubleshooting

Troubleshooting Cautions

General safety precautions to be followed during troubleshooting.

Failure Mode Recall Function

How to recall and interpret stored failure codes for diagnostics.

Troubleshooting Main Parts

Inverter/Compressor Check

Procedure for checking the inverter and compressor for proper operation.

Troubleshooting Flowcharts

Outdoor Unit Not Operating Flowchart

Diagnostic steps for when the outdoor unit fails to operate.

Test Point Diagrams

Inverter P.C. Board Test Points

Diagrams showing test points and voltages on the inverter P.C. board.

Outdoor Control P.C. Board Test Points

Diagrams showing test points and voltages on the outdoor control P.C. board.

Disassembly Instructions

Removing Cabinet and Panels

Step-by-step guide to remove the outer panels and cabinet of the unit.

Removing Compressor and 4-Way Valve

Procedure for removing the compressor and the 4-way valve.

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