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Mitsubishi Electric MXZ-3C30NAHZ2-U1 User Manual

Mitsubishi Electric MXZ-3C30NAHZ2-U1
154 pages
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PARTS CATALOG (OBB702)
SERVICE MANUAL
OUTDOOR UNIT
Models
MXZ-2C20NA2 -
U1
,
U4
MXZ-2C20NAHZ
MXZ-2C20NA3
-
U1
MXZ-2C20NAHZ2 -
U1
MXZ-2C20NA4 -
U1
MXZ-2C20NAHZ3 -
U1
MXZ-3C24NA MXZ-2C20NAHZ4 -
U1
MXZ-3C24NA2 -
U1
MXZ-3C24NAHZ
MXZ-3C24NA3
-
U1
MXZ-3C24NAHZ2 -
U1
MXZ-3C24NA4 -
U1
MXZ-3C24NAHZ3 -
U1
MXZ-3C30NA MXZ-3C24NAHZ4 -
U1
MXZ-3C30NA2 -
U1
MXZ-3C30NAHZ
MXZ-3C30NA3
-
U1
MXZ-3C30NAHZ2 -
U1
MXZ-3C30NA4 -
U1
MXZ-3C30NAHZ3 -
U1
MXZ-4C36NA MXZ-3C30NAHZ4 -
U1
MXZ-4C36NA2 -
U1
MXZ-4C36NA3 -
U1
MXZ-4C36NA4 -
U1
MXZ-5C42NA
MXZ-5C42NA2
-
U1
MXZ-5C42NA3 -
U1
MXZ-5C42NA4 -
U1
No. OBH702
REVISED EDITION-N
Indoor unit service manual
MSZ-FE·NA Series (OBH542)
MSZ-FH·NA Series (OBH683)
MSZ-GE·NA Series (OBH548)
MSZ-GL·NA Series (OBH732)
MSZ-EF·NA Series (OBH736)
MSZ-FS·NA Series (OBH872)
MFZ-KA·NA Series (OBH568)
MFZ-KJ·NA Series (OBH752)
SLZ-KA·NA Series (OCH487)
SLZ-KF·NA.TH Series (OCH669)
PLA-A·BA Series (OCH420)
PLA-A·EA Series (OCH640)
SEZ-KD·NA Series
PEAD-A·AA Series
PCA-A·KA Series (OCH455)
MVZ-A·AA Series
SVZ-KP·NA Series (MD-1404-K019)
CONTENTS
INDOOR / OUTDOOR UNIT
COMPATIBILITY TABLE ······················4
1. TECHNICAL CHANGES ······························8
2. SAFETY PRECAUTION ·······························9
3. PART NAMES AND FUNCTIONS ················13
4. SPECIFICATION ······································ 14
5. NOISE CRITERIA CURVES ························30
6. OUTLINES AND DIMENSIONS ··················· 33
7. WIRING DIAGRAM ··································· 39
8. REFRIGERANT SYSTEM DIAGRAM ··········· 62
9. DATA ······················································ 75
10. ACTUATOR CONTROL ··························· 106
11. SERVICE FUNCTIONS ···························· 107
12. TROUBLESHOOTING ······························110
13. DISASSEMBLY INSTRUCTIONS ··············· 141
HFC
utilized
R410A
Revision N:
• 4. SPECIFICATION and 8. REFRIGERANT
SYSTEM DIAGRAM have been corrected.
OBH702 REVISED EDITION-M is void.
MXZ-3C24NA MXZ-3C30NA MXZ-4C36NA
MXZ-3C24NA2 MXZ-3C30NA2 MXZ-4C36NA2
MXZ-3C24NA3 MXZ-3C30NA3 MXZ-4C36NA3
MXZ-3C24NA4 MXZ-3C30NA4 MXZ-4C36NA4
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Mitsubishi Electric MXZ-3C30NAHZ2-U1 Specifications

General IconGeneral
CategoryAir Conditioner
TypeMulti-Zone
SeriesMXZ
Cooling Capacity30, 000 BTU/h
Number of Zones3
RefrigerantR410A
Power Supply208/230V, 1-Phase, 60Hz
Operating Temperature (Cooling)14°F to 115°F
Operating Temperature (Heating)-13°F to 75°F
Indoor Units CompatibilitySEZ
Sound Level (dB)50

Summary

Mitsubishi Electric Outdoor Unit Service Manual

1. Technical Changes

Details revisions and updates made to the manual over different editions.

2. Safety Precautions

Outlines essential safety measures for handling and servicing the unit, including R410A refrigerant precautions.

3. Part Names and Functions

Identifies and describes the names and functions of various external parts of the outdoor units.

4. Specifications

Provides detailed technical specifications for various outdoor unit models regarding capacity, power, and dimensions.

5. Noise Criteria Curves

Presents noise level data (sound pressure level) in octave bands for different fan speeds and operating modes.

6. Outlines and Dimensions

Shows external views and overall dimensions of outdoor units, including installation clearances and connection points.

7. Wiring Diagram

Illustrates the electrical connections and wiring schematics of the outdoor unit, including component identification.

8. Refrigerant System Diagram

Depicts the refrigerant flow path and key components within the outdoor unit's refrigeration system.

9. Data

Contains performance data, operating ranges, and specifications for various outdoor unit models.

10. Actuator Control

Explains the control logic and relationships between sensors and actuators for different outdoor unit models.

11. Service Functions

Details service modes like pre-heat control and auto line correcting for unit maintenance and setup.

12. Troubleshooting

Provides guidance for diagnosing and resolving common operational issues, failure modes, and error codes.

13. Disassembly Instructions

Outlines step-by-step procedures for safely disassembling various components of the outdoor unit.

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