Mitsubishi Electric MXZ-4F80VF4-ET1 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-4F80VF4-ET1 Specifications

General

Cooling Capacity	8.0 kW
Heating Capacity	9.0 kW
Power Supply	220-240 V, 50 Hz
Refrigerant	R32
Type	Multi-split Air Conditioner
Power Source	Electric

Summary

1. TECHNICAL CHANGES

Revisions

Details specific changes made across various revisions (A through L) of the manual.

2. SAFETY PRECAUTION

2-1. ALWAYS OBSERVE FOR SAFETY

General safety guidelines to follow before accessing any electrical supply circuits.

2-2. CAUTIONS RELATED TO NEW REFRIGERANT

Specific safety precautions for handling and working with R32 refrigerant.

4. SPECIFICATION

7. WIRING DIAGRAM

8. REFRIGERANT SYSTEM DIAGRAM

9. PERFORMANCE CURVES

9-1. CAPACITY AND THE INPUT CURVES

Provides curves showing capacity and input based on indoor/outdoor conditions.

9-2. CAPACITY AND INPUT CORRECTION BY INVERTER OUTPUT FREQUENCY

11. SERVICE FUNCTIONS

11-4. LOWERING THE OPERATING NOISE OF THE OUTDOOR UNIT

11-5. AUTOMATIC LINE CORRECTING

Details the automatic function to detect and correct improper wiring or piping.

12. TROUBLESHOOTING

12-1. CAUTIONS ON TROUBLESHOOTING

Important precautions and checks to perform before starting troubleshooting.

12-2. FAILURE MODE RECALL FUNCTION

12-3. INSTRUCTION OF TROUBLESHOOTING

12-4. TROUBLESHOOTING CHECK TABLE

A table listing symptoms, abnormal points, LED indications, conditions, and remedies.

12-5. TROUBLESHOOTING CRITERION OF MAIN PARTS

Outlines methods and resistance/voltage criteria for checking key components.

12-6. TROUBLESHOOTING FLOW

13. DISASSEMBLY INSTRUCTIONS

13-1. MXZ-2F Series Disassembly

13-2. MXZ-3F/4F Series Disassembly

13-3. MXZ-4F83/5F102VF Series Disassembly

13-4. MXZ-2F53VFHZ Series Disassembly

13-5. MXZ-4F83VFHZ Series Disassembly

13-6. MXZ-6F120VF2 / MXZ-6F122VF Disassembly