EasyManua.ls Logo

Mitsubishi Electric MSZ-FH25VE - E1 User Manual

Mitsubishi Electric MSZ-FH25VE - E1
42 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
CONTENTS
1. TECHNICAL CHANGES ··································· 3
2. PART NAMES AND FUNCTIONS ····················· 4
3. SPECIFICATION ················································ 5
4. NOISE CRITERIA CURVE ································ 6
5. OUTLINES AND DIMENSIONS ························ 7
6. WIRING DIAGRAM ············································ 8
7. REFRIGERANT SYSTEM DIAGRAM ············· 10
8. SERVICE FUNCTIONS ····································11
9. MICROPROCESSOR CONTROL ··················· 13
10. TROUBLESHOOTING ····································· 21
11. DISASSEMBLY INSTRUCTIONS ···················· 38
SERVICE MANUAL
PARTS CATALOG (OBB623)
NOTE:
RoHS compliant products have <G> mark on the spec name plate.
Outdoor unit service manual
MUZ-FH·VEHZ Series (OBH625)
MUZ-FH·VE Series
MXZ-D·VA Series
No. OBH623
REVISED EDITION-D
Models
MSZ-FH25VE
-
E1
,
ER1
MSZ-FH35VE
-
E1
,
ER1
MSZ-FH50VE
-
E1
,
ER1
MSZ-FH25VE2
-
E1
,
ER1
MSZ-FH35VE2
-
E1
,
ER1
MSZ-FH50VE2
-
E1
,
ER1
Outdoor unit service manual
MUZ-FH·VE Series (OBH624)
MUZ-FH·VEHZ Series (OBH625)
MXZ-D·VA Series (OBH626)
Please void OBH623 REVISED EDITION-C.
Revision D:
• MSZ-FH25VE2-
E1
,
ER1
, MSZ-
FH35VE2-
E1
,
ER1
and MSZ-
FH50VE2-
E1
,
ER1
have been added.
INDOOR UNIT
Question and Answer IconNeed help?

Do you have a question about the Mitsubishi Electric MSZ-FH25VE - E1 and is the answer not in the manual?

Mitsubishi Electric MSZ-FH25VE - E1 Specifications

General IconGeneral
Cooling Capacity2.5 kW
Heating Capacity3.2 kW
Energy Efficiency Rating (Cooling)A+++
Energy Efficiency Rating (Heating)A+++
Indoor Unit Dimensions (HxWxD)305 x 925 x 234 mm
Outdoor Unit Dimensions (HxWxD)550 x 800 x 285 mm
RefrigerantR32
Power Supply220-240 V, 50 Hz
Energy Efficiency Ratio (Cooling)5.15
Sound Level (Indoor)19 dB
Energy Efficiency Ratio (Heating)5.1
Noise Level (Indoor Unit)19 dB

Summary

Technical Changes

Part Names and Functions

Specification

Noise Criteria Curve

Outlines and Dimensions

Wiring Diagram

Refrigerant System Diagram

Service Functions

Timer Short Mode

Shortens set time for compressor start, useful for service.

How to Set Remote Controller Exclusively for a Particular Indoor Unit

Assigns remote controllers to specific indoor units for multi-unit systems.

Setting the Installation Position

Configures the remote controller based on the indoor unit's installation location.

Microprocessor Control

Cool Operation

Details the operation, features, and protection modes for COOL mode.

Dry Operation

Explains the DRY operation mode, including frost prevention and fan control.

Fan Operation

Describes the FAN mode, where only the indoor fan operates.

Heat Operation

Covers HEAT mode operation, including cold air prevention and high pressure protection.

Auto Change Over ... Auto Mode Operation

Explains the automatic switching between COOL and HEAT modes based on temperature.

Auto Vane Operation

Details horizontal and vertical vane control for optimal airflow distribution.

Timer Operation

Instructions for setting current time, ON/OFF timers, and program timers.

Weekly Timer Operation

Guide for setting daily and weekly timer schedules for custom operation.

i-see Control Mode

Describes the i-see sensor mode for temperature control and absence detection.

Indirect/Direct Mode

Fine-tuned airflow direction based on occupant location within i-see control.

Natural Flow Operation

Simulates natural wind airflow for enhanced comfort and exposure.

Air Purifying Operation

Explains the function of the built-in air purifying device.

i-save Operation

Allows saving and recalling custom operation settings for convenience.

Emergency/Test Operation

Details how to use the emergency operation switch for testing or emergencies.

3-Minute Time Delay Operation

Protects the compressor by delaying restart for 3 minutes after power interruption.

Troubleshooting

Cautions on Troubleshooting

Important safety precautions and checks before performing troubleshooting.

Failure Mode Recall Function

Procedure to recall and check stored error codes for diagnosis.

Instruction of Troubleshooting

General flowchart and guidance for diagnosing unit malfunctions.

Troubleshooting Check Table

Table correlating indicator lamp patterns with specific faults and remedies.

Trouble Criterion of Main Parts

Specifies resistance values and checks for key internal components.

Troubleshooting Flow

Detailed step-by-step flowcharts for diagnosing specific issues like fan motor errors.

Disassembly Instructions

Removing the Panel

Instructions for removing the front and side panels of the indoor unit.

Removing the Indoor Electrical Box

Procedure to remove the electrical box containing P.C. boards and wiring.

Removing Electronic Boards and Assemblies

Detailed steps for removing various electronic boards and assemblies.

Removing the Nozzle Assembly

Steps to remove the nozzle assembly containing vane motors.

Removing the Vertical Vane Motor

Instructions for removing the vertical vane motor unit.

Removing the Horizontal Vane Motor

Steps for removing the horizontal vane motor unit.

Removing the Air Purifying Device

Procedure for removing the air purifying device and its support.

Removing Indoor Fan Motor, Coil Thermistor, and Line Flow Fan

Steps to remove the indoor fan motor, coil thermistor, and line flow fan.

Related product manuals