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Air Conditioner
MXZ-4F72VF
Mitsubishi Electric MXZ-4F72VF Manuals
Manuals and User Guides for Mitsubishi Electric MXZ-4F72VF. We have
4
Mitsubishi Electric MXZ-4F72VF manuals available for free PDF download: Installation Manual, Service Manual
Mitsubishi Electric MXZ-4F72VF Service Manual (95 pages)
OUTDOOR UNIT, HFC utilized, R32
Brand:
Mitsubishi Electric
| Category:
Air Conditioner
| Size: 6.2 MB
Table of Contents
Table of Contents
1
Outdoor Unit
1
Service Manual
1
Precautions During the Repair Service
2
Preparation before the Repair Service
2
Cautions Related to New Refrigerant
3
Meanings of Symbols Displayed on the Unit
3
Safety Precaution
3
Technical Changes
3
Additional Refrigerant Charge
5
Cautions for Service
5
Cylinder with a Siphon Tube
5
Warning for Service
5
Cautions for Unit Using R32 Refrigerant
6
Checks on Electrical Devices
6
Information on Servicing
6
Repairs to Sealed Components
6
Cabling
7
Detection of Flammable Refrigerants
7
Leak Detection Methods
7
Repair to Intrinsically Safe Components
7
Labelling
8
Recovery
8
Service Tools
9
Cautions for Refrigerant Piping Work
10
Dimensions of Flare Cutting and Flare Nut
10
Flare Cutting Dimensions
10
Thickness of Pipes
10
Choosing the Outdoor Unit Installation Location
11
Minimum Installation Area
11
Create an Appropriate Ventilation Open Area
12
Indoor Units
12
Accessories
13
Part Names and Functions
13
Specification
14
Noise Criteria Curves
20
Outlines and Dimensions
22
Wiring Diagram
25
Max Refrigerant Piping Length
29
Refrigerant System Diagram
29
Heating
30
Additional Refrigerant Charge
31
Max Refrigerant Piping Length
31
Method of Charging Refrigerant
34
Pumping down
34
How to Measure the Indoor Air Wet and Dry Bulb Temperature Difference
35
Main Readings
35
Performance Curves
35
Capacity and the Input Curves
36
Cooling Capacity
36
Heating Capacity
36
Total Input (Cooling)
36
Total Input (Heating)
37
Capacity and Input Correction by Inverter Output Frequency
38
15-Class Unit
39
18-Class Unit
39
20-Class Unit
39
22-Class Unit
39
35-Class Unit
40
COOL Operation
48
How to Operate Fixed-Frequency Operation
48
Outdoor Low Pressure and Outdoor Unit Current Curve
48
Actuator Control
56
Relation between Main Sensor and Actuator
56
Locking the Operation Mode of the Air Conditioner
57
Service Functions
57
The Position of Switch
57
How to Lower the Operating Noise
58
How to Set Low Standby Power Mode
58
Lowering the Operating Noise of the Outdoor Unit
58
Automatic Line Correcting
59
Incorrect Piping
59
Incorrect Wiring
59
How to Activate this Function
60
Cautions on Troubleshooting
61
Failure Mode Recall Function
61
Troubleshooting
61
Flow Chart of the Detailed Outdoor Unit Failure Mode Recall Function
62
Table of Outdoor Unit Failure Mode Recall Function
63
Instruction of Troubleshooting
65
Troubleshooting Check Table
66
Compressor
70
Defrost Thermistor (RT61)
70
Discharge Temperature Thermistor
70
Trouble Criterion of Main Parts
70
Check of Power Supply
71
Troubleshooting Flow
71
How to Check Miswiring and Serial Signal Error
72
Check of R.V. Coil
74
When Cooling Operation Does Not Work
75
When Healing Operation Does Not Work
75
Check of LEV
76
How to Check Inverter/Compressor
77
Check of Outdoor Thermistors
78
Check of Outdoor Fan Motor
79
Check of Bus-Bar Voltage
81
Check of HPS
81
The Other Cases
81
Check of Outdoor Refrigerant Circuit
82
Back Side of Unit
83
Front Side of Unit
83
Inverter P.C. Board
83
Test Point Diagram and Voltage
83
Outdoor Control P.C. Board
84
Fin Temperature Thermistor (RT64)
85
Outdoor Display P.C. Board
85
Outdoor Power P.C. Board
85
Detaching Method of the Terminal with Locking Mechanism
86
Disassembly Instructions
86
Removing the Cabinet and the Panels
86
Removing the Discharge Temperature Thermistor
87
Removing the Inverter Assembly and the Inverter P.C. Board
87
Removing the R.V. Coil
87
Removing the Compressor and the 4-Way Valve
88
Removing the Outdoor Fan Motor
88
Removing the Outdoor Control P.C. Board
90
Removing the Fan Motor
91
Removing the Expansion Valve
92
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Mitsubishi Electric MXZ-4F72VF Installation Manual (160 pages)
Split-type Air Conditioner
Brand:
Mitsubishi Electric
| Category:
Air Conditioner
| Size: 7.96 MB
Table of Contents
English
2
Table of Contents
2
Before Installation
2
Outdoor Unit Installation
7
Flaring Work And Pipe Connection
9
Purging Procedures, Leak Test, And Test Run
10
Pumping Down
12
Deutsch
13
Vor Der Installation
18
Installation Des Aussengerätes
19
Lötarbeiten Und Rohranschlüsse
20
Spülprozeduren, Lecktest Und Testlauf
21
Leerpumpen
23
Mitsubishi Electric MXZ-4F72VF Installation Manual (160 pages)
Brand:
Mitsubishi Electric
| Category:
Air Conditioner
| Size: 8 MB
Table of Contents
English
2
Table of Contents
2
Before Installation
2
Outdoor Unit Installation
7
Flaring Work And Pipe Connection
9
Purging Procedures, Leak Test, And Test Run
10
Pumping Down
12
Deutsch
13
Vor Der Installation
18
Installation Des Aussengerätes
19
Lötarbeiten Und Rohranschlüsse
20
Spülprozeduren, Lecktest Und Testlauf
21
Leerpumpen
23
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Mitsubishi Electric MXZ-4F72VF Service Manual (130 pages)
Outdoor Unit HFC utilized R32
Brand:
Mitsubishi Electric
| Category:
Air Conditioner
| Size: 28.48 MB
Table of Contents
Table of Contents
1
Mxz-3F54Vf2
4
Mxz-3F54Vf3
4
Technical Changes
4
Safety Precaution
5
Part Names and Functions
16
Specification
17
Mxz-3F54Vf- E2 Et2
26
Mxz-3F54Vf2- E1 Et1
27
Noise Criteria Curves
37
Mxz-2F33Vf2
37
Mxz-2F33Vf3
37
Mxz-4F72Vf3
38
Outlines and Dimensions
39
Wiring Diagram
42
E2 Et2
50
E1 Et1
50
Mxz-3F54Vf3
53
Refrigerant System Diagram
60
Performance Curves
66
Actuator Control
91
Service Functions
92
Troubleshooting
97
Disassembly Instructions
124
E1 Et1
4
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