Mitsubishi Electric MSZ-HR50VF-E1 User Manual

Models
MSZ-HR25VF -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
,
E3
,
ER3
,
ET3
MSZ-HR35VF -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
,
E3
,
ER3
,
ET3
MSZ-HR42VF -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
,
E3
,
ER3
,
ET3
MSZ-HR50VF -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
,
E3
,
ER3
,
ET3
MSZ-HR60VF -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
,
E3
MSZ-HR71VF -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
,
E3
MSZ-HR25VFK -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
MSZ-HR35VFK -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
MSZ-HR42VFK -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
MSZ-HR50VFK -
E1
,
ER1
,
ET1
,
E2
,
ER2
,
ET2
MSZ-HR60VFK -
E1
,
ER1
,
ET1
MSZ-HR71VFK -
E1
,
ER1
,
ET1
INDOOR UNIT
Outdoor unit service manual
MUZ-HR∙VF Series (OBH823)
MXZ-HA∙VF Series (OBH828)
PARTS CATALOG (OBB822)
CONTENTS
1. TECHNICAL CHANGES ······························3
2. PART NAMES AND FUNCTIONS ··················4
3. SPECIFICATION ········································5
4. NOISE CRITERIA CURVES ··························7
5. OUTLINES AND DIMENSIONS ·····················9
6. WIRING DIAGRAM ··································· 11
7. REFRIGERANT SYSTEM DIAGRAM ··········· 18
8. SERVICE FUNCTIONS ······························ 19
9. MICROPROCESSOR CONTROL ················· 22
10. TROUBLESHOOTING ······························· 26
11. DISASSEMBLY INSTRUCTIONS ················· 45
SERVICE MANUAL
MSZ-HR25VF
OBH822 REVISED EDITION-G is void.
Revision H:
• MSZ-HR25/35/42/50VFK -
E2
,
ER2
,
ET2
and MSZ-HR25/35/42/50VF -
E3
,
ER3
,
ET3
have been added.
No. OBH822
REVISED EDITION-H

Mitsubishi Electric MSZ-HR50VF-E1 Specifications

General

Brand	Mitsubishi Electric
Model	MSZ-HR50VF-E1
Category	Air Conditioner
Language	English

Summary

Indoor Unit Component Identification

Unit Specifications and Ratings

Electrical Wiring Schematics

Refrigerant Circuitry and Flow

Advanced Service and Operational Features

Wi-Fi Interface Configuration

Remote Control and Unit Display Functions

Troubleshooting and Error Diagnosis

Troubleshooting Safety Precautions

General safety and preparatory steps before troubleshooting.

Failure Mode Recall Function

How to recall and interpret error codes from the unit.

Troubleshooting Guidance

Fault Diagnosis Check Table

Lists common symptoms and their remedies.

Key Component Fault Criteria

Diagnostic Troubleshooting Flows

Diagnostic flowcharts for specific error conditions.

Electrical Test Points and Voltages

Provides electrical test points and voltage references.

Component Disassembly and Removal Procedures

VF Models Component Removal

VFK Models Component Removal

HR60/71VF Models Component Removal

HR60/71VFK Models Component Removal