Mitsubishi Electric MXZ-3B30NA - Manual

Mitsubishi Electric MXZ-3B30NA

Mitsubishi Electric MXZ-3B30NA – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – New model; Air outlet
  • Page 3 – SPECIFICATION
  • Page 7 – NOISE CRITERIA CURVES
  • Page 8 – OUTLINES AND DIMENSIONS
  • Page 11 – WIRING DIAGRAM
  • Page 13 – REFRIGERANT SYSTEM DIAGRAM
  • Page 14 – MAX. REFRIGERANT PIPING LENGTH & PIPE SIZE SELECTION; Operating Range
  • Page 19 – DATA
  • Page 27 – -4. OUTDOOR LOW PRESSURE AND OUTDOOR UNIT CURRENT; Data is based on the condition of indoor humidity; Indoor DB tem; Set emergency switch to COOL or HEAT. The switch is located
  • Page 29 – Indoor DB temperature (; Indoor DB temperature (
  • Page 31 – Ambient temperature (
  • Page 34 – Indoor DB temperature
  • Page 37 – Relation between main sensor and actuator; Turn ON the power supply for the air conditioner.; NOTE; : Pre-heat control will be turned OFF when the breaker is turned OFF.
  • Page 39 – Troubleshooting procedure; ponents for bursting and discoloration.; Lead wiring; There are 2 types in failure mode recall function as shown below.; TROUBLESHOOTING
  • Page 40 – Outdoor unit failure mode table
  • Page 44 – The other models
  • Page 45 – Check of power supply; Outdoor unit does not operate.
  • Page 46 – How to check mis-wiring and serial signal error
  • Page 48 – Check of LEV; Yes
  • Page 49 – How to check inverter/compressor; minutes after turning ON the power supply, start
  • Page 50 – Check of outdoor thermistors; • When thermistor is abnormal.; Check of outdoor fan motor; Normal
  • Page 51 – Infinity
  • Page 55 – Outdoor Power board; Connect to the earth
  • Page 57 – DISASSEMBLY INSTRUCTIONS; (1) Slide the sleeve and check if there is a locking lever or not.; OPERATING PROCEDURE; Removing the compressor; Recover gas from the pipes until the pressure gauge; Photo 2; Screws of the cabinet
  • Page 58 – . Removing the fan motor
  • Page 59 – Removing the reactor; Removing the expansion valve; way valve; Photo 7; Welded parts
  • Page 60 – Photo 1
  • Page 61 – Removing the expansion valve
  • Page 62 – Removing the reactor; Screws of the reactor
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Models

SERVICE MANUAL

CONTENTS

1. TECHNICAL CHANGES ··································· 2
2. PART NAMES AND FUNCTIONS ····················· 2
3. SPECIFICATION ················································ 3
4. NOISE CRITERIA CURVES ······························ 7
5. OUTLINES AND DIMENSIONS ························ 8
6. WIRING DIAGRAM ···········································11
7. REFRIGERANT SYSTEM DIAGRAM ············· 13
8. DATA ································································ 19

9. ACTUATOR CONTROL ··································· 37
10. SERVICE FUNCTIONS ···································· 37
11. TROUBLESHOOTING ····································· 39
12. DISASSEMBLY INSTRUCTIONS ···················· 57

INDOOR UNITS COMBINATION SHEETS

No. OBH560

REVISED EDITION-C

The Slim Line.
From Mitsubishi Electric.

TM

OUTDOOR UNIT

MXZ-2B20NA, -

1

MXZ-3B24NA
MXZ-3B30NA
MXZ-4B36NA

MXZ-2B20NA

Indoor unit service manual
MSZ-A·NA Series (OB450)
MSZ-FD·NA Series (OBH497)
MSZ-FE·NA Series (OBH542)
MSZ-GE·NA Series (OBH548)
MFZ-KA·NA Series(OBH568)
SEZ-KD·NA.TH Series

SPLIT-TYPE AIR CONDITIONERS

HFC

utilized

R410A

33223

9700058

Revision C:

• MXZ-3B30NA has been added.

Please void OBH560 REVISED EDITION-B.

PARTS CATALOG (OBB560)

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Summary

Page 2 - New model; Air outlet

TECHNICAL CHANGES 2 1 PART NAMES AND FUNCTIONS 2 MXZ-2B20NA Air outlet Drain outlet Air inlet (Back and side) Revision B: • MXZ-3B24NA and MXZ-4B36NA have been added. MXZ-2B20NA New model MXZ-2B20NA MXZ-2B20NA - 1 1. Outdoor fan motor has been changed.2. Outdoor electronic control P.C. board has bee...

Page 3 - SPECIFICATION

3 SPECIFICATION 3 Item Outdoor model Indoor type Non-Duct (09+09) Duct (09+12) Capacity Powerconsumption EERSEERHSPF IV (V)COPExternal finishPower supplyMax. fuse size (time delay)Min. circuit ampacityFan motor Compressor Refrigerant controlSound level Defrost method Dimensions WeightRemote controll...

Page 7 - NOISE CRITERIA CURVES

7 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISE NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 OCT A VE BAND SOUND PRESSURE LEVEL, 0dB = 0.0002 MICRO BAR BAND CENTER FREQUENCIES, Hz Cooling High FUNCTION FAN SPEED Heating High 49 SPL(dB (A) ) 51...

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