Mitsubishi Electric MXZ-4F83VFHZ2-E1 User Manual

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)

Mitsubishi Electric MXZ-4F83VFHZ2-E1 Specifications

General

Brand	Mitsubishi Electric
Model	MXZ-4F83VFHZ2-E1
Category	Air Conditioner
Language	English

Summary

OUTDOOR UNIT

SERVICE MANUAL

Provides comprehensive service information for the outdoor unit.

Revision L:

Model Additions in Revision L

1 TECHNICAL CHANGES

Model and Component Updates

2 SAFETY PRECAUTION

R32 Refrigerant Cautions and Service Safety

Covers R32 refrigerant safety, preparation, tools, and unit symbols.

2-3. PRECAUTIONS WHEN REUSING EXISTING R22/R410a REFRIGERANT PIPES

(2) Cautions for refrigerant piping work

Tool Compatibility for R32

4 SPECIFICATION

MXZ-2F33VF Specifications

7 WIRING DIAGRAM

MXZ-2F33VF - E1 , ET1 MXZ-2F42VF - E1 , ET1 MXZ-2F53VF - E1 , ET1

Wiring diagram for specific MXZ-2F series models with suffixes.

8 REFRIGERANT SYSTEM DIAGRAM

MXZ-2F33VF MXZ-2F33VF2 MXZ-2F33VF3 MXZ-2F33VF4

MAX REFRIGERANT PIPING LENGTH

ADDITIONAL REFRIGERANT CHARGE

11 SERVICE FUNCTIONS

11-3. HOW TO SET LOW STANDBY POWER MODE

Table 1: List of the target models

11-5. AUTOMATIC LINE CORRECTING

Function to automatically detect and correct wiring/piping errors.

12 TROUBLESHOOTING

12-1. CAUTIONS ON TROUBLESHOOTING

General safety and procedural cautions before troubleshooting.

12-2. FAILURE MODE RECALL FUNCTION

Procedure to recall stored failure information.

3. Table of outdoor unit failure mode recall function

Failure Mode Recall Table

Table detailing failure codes, conditions, and remedies for outdoor units.

12-5. TROUBLESHOOTING CRITERION OF MAIN PARTS

Compressor Resistance Check

Resistance values for compressor terminals.

Outdoor Fan Motor Resistance Check

12-6. TROUBLESHOOTING FLOW

Check of power supply

Troubleshooting flow for power supply issues.

How to check miswiring and serial signal error (when outdoor unit does not work)

Troubleshooting Miswiring and Serial Signal Errors

Troubleshooting for miswiring and serial signal errors affecting outdoor unit operation.

13 DISASSEMBLY INSTRUCTIONS

OPERATING PROCEDURE

Step-by-step guide for disassembling the unit.

Cabinet and Panel Removal

Inverter Assembly and P.C. Board Removal

Procedure for removing the inverter assembly and P.C. board.

Outdoor Fan Motor Removal

Expansion Valve Removal

13-3. MXZ-4F83VF MXZ-4F83VF2 MXZ-5F102VF MXZ-5F102VF2

13-5. MXZ-4F83VFHZ MXZ-4F83VFHZ2

Fan Motor, Expansion Valve, and Defrost Heater Removal

Compressor and 4-way Valve Removal

Procedure for removing compressor and 4-way valve.

13-6. MXZ-6F122VF MXZ-6F120VF2

Outdoor Control/Power Board and Reactor Removal

Procedure for removing control/power boards and reactor.