Mitsubishi Electric MXZ-2C20NAHZ2-U1 User Manual (English)

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PARTS CATALOG (OBB702)

SERVICE MANUAL

OUTDOOR UNIT

Models

MXZ-2C20NA2 -

MXZ-2C20NAHZ

MXZ-2C20NA3

MXZ-2C20NAHZ2 -

MXZ-2C20NA4 -

MXZ-2C20NAHZ3 -

MXZ-3C24NA MXZ-2C20NAHZ4 -

MXZ-3C24NA2 -

MXZ-3C24NAHZ

MXZ-3C24NA3

MXZ-3C24NAHZ2 -

MXZ-3C24NA4 -

MXZ-3C24NAHZ3 -

MXZ-3C30NA MXZ-3C24NAHZ4 -

MXZ-3C30NA2 -

MXZ-3C30NAHZ

MXZ-3C30NA3

MXZ-3C30NAHZ2 -

MXZ-3C30NA4 -

MXZ-3C30NAHZ3 -

MXZ-4C36NA MXZ-3C30NAHZ4 -

MXZ-4C36NA2 -

MXZ-4C36NA3 -

MXZ-4C36NA4 -

MXZ-5C42NA

MXZ-5C42NA2

MXZ-5C42NA3 -

MXZ-5C42NA4 -

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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Technical & Service Manual54 pages

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Mitsubishi Electric MXZ-2C20NAHZ2-U1 Specifications

General

Outdoor Unit Model	MXZ-2C20NAHZ2-U1
Cooling Capacity	20, 000 BTU/h
Refrigerant	R410A
Voltage	208/230 V
Maximum Number of Connectable Indoor Units	2
Indoor Unit Dimensions (HxWxD)	Varies by model
Indoor Unit Weight	Varies by model
Type	Heat Pump
Phase	Single
Operating Temperature (Cooling)	14°F to 115°F
Indoor Unit Compatibility	Compatible with various Mitsubishi Electric indoor units