Mitsubishi Electric MXZ-2C20NAHZ3 Technical & Service Manual

TECHNICAL & SERVICE MANUAL
CONTENTS
1. REFERENCE MANUAL
......................
2
2. SAFETY PRECAUTION ......................2
3. PARTS NAMES AND FUNCTIONS
.....
6
4. SPECIFICATIONS
...............................
7
5. OUTLINES AND DIMENSIONS
...........
9
6. WIRING DIAGRAM
............................
10
7. REFRIGERANT SYSTEM DIAGRAM
.....
11
8. TROUBLESHOOTING
.......................
12
9. SPECIAL FUNCTION
........................
26
10. 4-WAY AIRFLOW SYSTEM
...............
27
11. DISASSEMBLY PROCEDURE
..........
29
12. REMOTE CONTROLLER
..................
33
Indoor unit
[Model Name] [Service Ref.]
SLZ-KF09NA1
SLZ-KF12NA1
SLZ-KF15NA1
SLZ-KF18NA1
INDOOR UNIT
Model name
indication
SLZ-KF09NA1
SLZ-KF12NA1
SLZ-KF15NA1
SLZ-KF18NA1
WIRED REMOTE CONTROLLER
(Option)
PARTS CATALOG (TCB118)
SPLIT-SYSTEM HEAT PUMP
WIRELESS REMOTE
CONTROLLER
(Option)
No. TCH118
April 2023
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Mitsubishi Electric MXZ-2C20NAHZ3 Specifications

General

Type	Heat Pump
Outdoor Unit Model	MXZ-2C20NAHZ3
Cooling Capacity	20, 000 BTU/h
Heating Capacity	22, 000 BTU/h
Energy Efficiency Ratio (EER)	12.5
Seasonal Energy Efficiency Ratio (SEER)	20.0
Refrigerant	R410A
Sound Level	49 dB(A)
Voltage	208 / 230 V
Phase	Single
Maximum Number of Connectable Indoor Units	2
Indoor Unit Dimensions (HxWxD)	Varies by model
Indoor Unit Weight	Varies by model
Operating Temperature (Cooling)	14°F to 115°F
Operating Temperature (Heating)	-13°F to 75°F
Indoor Unit Compatibility	Compatible with various indoor units
Power Supply	Outdoor Unit