EasyManua.ls Logo

Mitsubishi Electric MXZ-4C36NA User Manual

Mitsubishi Electric MXZ-4C36NA
154 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
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

Other manuals for Mitsubishi Electric MXZ-4C36NA

Question and Answer IconNeed help?

Do you have a question about the Mitsubishi Electric MXZ-4C36NA and is the answer not in the manual?

Mitsubishi Electric MXZ-4C36NA Specifications

General IconGeneral
TypeMulti-Zone Heat Pump
SeriesMXZ
Cooling Capacity (BTU)36000
HSPF10.0
RefrigerantR410A
Maximum Number of Zones4
Sound Level (dB)49
Voltage208 / 230 V
PhaseSingle
Power SupplyOutdoor Unit
Indoor Unit Noise LevelVaries by indoor unit
Outdoor Unit Noise Level49 dB
Indoor Unit Dimensions (HxWxD)Varies by model
Indoor Unit WeightVaries by model
Heating Capacity (BTU)41000

Summary

TECHNICAL CHANGES

SAFETY PRECAUTION

ALWAYS OBSERVE FOR SAFETY

General safety guidelines for repair services, including preparation and precautions.

CAUTIONS RELATED TO R410A REFRIGERANT

Specific safety precautions when working with R410A refrigerant.

PART NAMES AND FUNCTIONS

NOISE CRITERIA CURVES

OUTLINES AND DIMENSIONS

WIRING DIAGRAM

REFRIGERANT SYSTEM DIAGRAM

OPERATING RANGE

POWER SUPPLY

Specifies the guaranteed voltage range for the outdoor unit.

OPERATION

Details the operating conditions for cooling and heating modes.

CAPACITY AND THE INPUT CURVES

CAPACITY AND INPUT CORRECTION BY MEANS OF INVERTER OUTPUT FREQUENCY

OUTDOOR LOW PRESSURE AND OUTDOOR UNIT CURRENT

COOL operation

Details outdoor low pressure and unit current during cooling operation.

HEAT operation

Details outdoor low pressure and unit current during heating operation.

How to work fixed-frequency operation

Instructions on how to perform fixed-frequency operation for the unit.

ACTUATOR CONTROL

Relation between main sensor and actuator

Describes the relationship between sensors and actuators in the system.

SERVICE FUNCTIONS

PRE-HEAT CONTROL

Explains how to control pre-heating to improve compressor start-up.

AUTO LINE CORRECTING

CHANGING THE SET REFRIGERANT EVAPORATING TEMPERATURE

TROUBLESHOOTING

CAUTIONS ON TROUBLESHOOTING

Safety precautions and preliminary checks before troubleshooting.

FAILURE MODE RECALL FUNCTION

How to recall and interpret failure modes from the unit's memory.

INSTRUCTION OF TROUBLESHOOTING

TROUBLESHOOTING CRITERION OF MAIN PARTS

TROUBLESHOOTING FLOW

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

Check of R.V. coil

Check of LEV

How to check inverter/compressor

Check of outdoor thermistors

Check of outdoor fan motor

Check of HPS

The other cases

TEST POINT DIAGRAM AND VOLTAGE

Outdoor control P.C. board

Diagram and voltage test points for the outdoor control P.C. board.

DISASSEMBLY INSTRUCTIONS

Removing the cabinet and the panels

Step-by-step guide to remove the cabinet and panels of the outdoor unit.

Removing the outdoor control P.C. board, the reactor, the outdoor power P.C. board, and the heatsink

Procedure for removing key internal components like P.C. boards and reactor.

Removing the fan motor

Steps to safely remove the outdoor unit's fan motor.

Removing the compressor and the 4-way valve

Detailed instructions for removing the compressor and 4-way valve.

Removing the expansion valve

Steps to remove the expansion valve from the outdoor unit.

Related product manuals