Mitsubishi Electric MUZ-FS15NAH User Manual

Models
MUZ-FS06NA
-
U1
MUZ-FS06NAH
-
U1
MUZ-FS09NA
-
U1
MUZ-FS09NAH
-
U1
MUZ-FS12NA
-
U1
MUZ-FS12NAH
-
U1
MUZ-FS15NA
-
U1
MUZ-FS15NAH
-
U1
MUZ-FS18NA
-
U1
MUZ-FS18NAH
-
U1
PARTS CATALOG (OBB873)
MUZ-FS06NA
MUZ-FS09NA
MUZ-FS12NA
MUZ-FS06NAH
MUZ-FS09NAH
MUZ-FS12NAH
CONTENTS
1. TECHNICAL CHANGES ······························2
2. PART NAMES AND FUNCTIONS ··················3
3. SPECIFICATION ········································4
4. OUTLINES AND DIMENSIONS ·····················6
5. WIRING DIAGRAM ·····································8
6. REFRIGERANT SYSTEM DIAGRAM ··········· 10
7. DATA······················································ 12
8. ACTUATOR CONTROL ····························· 23
9. SERVICE FUNCTIONS ······························ 24
10. TROUBLESHOOTING ······························· 25
11. DISASSEMBLY INSTRUCTIONS ················· 46
HFC
utilized
R410A
OUTDOOR UNIT
SERVICE MANUAL
No. OBH873
Indoor unit service manual
MSZ-FS•NA Series (OBH872)

Mitsubishi Electric MUZ-FS15NAH Specifications

General

Category	Air Conditioner
Brand	Mitsubishi Electric
Model	MUZ-FS15NAH
Cooling Capacity	15, 000 BTU/h
Refrigerant	R410A
Voltage	208/230V
Hertz	60 Hz
Phase	1
Indoor Unit Type	Wall-Mounted

Summary

TECHNICAL CHANGES

SPECIFICATION

WIRING DIAGRAM

REFRIGERANT SYSTEM DIAGRAM

DATA

PERFORMANCE DATA (COOLING CAPACITY)

Presents cooling capacity data for various indoor/outdoor conditions.

PERFORMANCE DATA (COOLING CAPACITY CORRECTIONS)

PERFORMANCE DATA (HEATING CAPACITY CORRECTIONS)

PERFORMANCE DATA (HEATING CAPACITY)

Presents heating capacity data for various indoor/outdoor conditions.

CONDENSING PRESSURE

STANDARD OPERATION DATA

CAPACITY AND INPUT CORRECTION BY INVERTER OUTPUT FREQUENCY

SERVICE FUNCTIONS

TROUBLESHOOTING

CAUTIONS ON TROUBLESHOOTING

Provides essential safety precautions before starting troubleshooting.

FAILURE MODE RECALL FUNCTION

TROUBLESHOOTING CHECK TABLE

Lists symptoms, LED indications, conditions, and remedies for failures.

TROUBLESHOOTING CRITERION OF MAIN PARTS

Specifies resistance and voltage criteria for testing key components.

TROUBLESHOOTING FLOW

Provides step-by-step diagnostic procedures for common issues.

TEST POINT DIAGRAM AND VOLTAGE

Diagrams and voltage values for testing components on the inverter P.C. board.