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FDTN208HEN-S
Mitsubishi FDTN208HEN-S User Manual
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183
FDTN-H
6.
CEILING RECESSED TYPE
P
A
CKA
GED AIR CONDITIONER
Split system,
Air to air
heat pump type
FDTN208HEN-S,
FDTN208HEN,
FDTN208HEP
FDTN258HEN-S,
FDTN258HEN,
FDTN258HEP
FDTN308HEN-S,
FDTN308HES-S
,
FDTN308HEN
FDTN308HEP
,
FDTN308HES
FDTN408HES-S,
FDTN408HES
FDTN508HES-S,
FDTN508HES,
FDTN508HEM
FDT208HEN-S,
FDT258HEN-S,
FDT308HEN-S
FDT308HES-S,
FDT308HEN,
FDT308HES
FDT408HES-S,
FDT408HES
FDT508HES-S,
FDT508HES
()
183
FDTN-H
2
Table of Contents
Table of Contents
2
General Information
3
Specific Features
3
How to Read the Model Name
3
Specifications
4
Exterior Dimensions
4
Range of Usage & Limitations
7
Dimensions
8
Remote Controller
10
Required Space for Maintenance and Air Flow
11
Minimum Allowable Space to the Obstacles
11
Exterior Appearance
15
Product View
15
Electrical Diagrams
16
Preset Point of the Protective Devices
18
Selection Chart
19
Table of Bypass Factor
20
Piping Length Limitations
21
How to Obtain the Cooling and Heating Capacity
21
Noise Level
22
Power Source
24
Wireless Remote Controller
31
Indoor Unit Indicators
31
Outline of Operation Control by Microcomputer
31
Wired Remote Controller
32
Control Switch
33
Automatic Operation (Only Heat Pump Type)
34
Operation Control Function by the Indoor Controller
34
Outline of Microcomputer Control Function
34
Room Temperature Control (Differential of Thermostat)
34
Dehumidifying Operation (“Thermal Dry”)
35
Hot Spurt (Only Heat Pump Type)
35
Pattern of Operation
35
FM Control with the Heating Thermostat Turned off
36
Hot Start (Cold Draft Prevention During Heating)
36
Indoor Fan Control During Defrost Operation (Only Heat Pump Type)
36
4-Way Valve Control (1 Phase Models Only and Heat Pump Only)
37
Condensate Pump Motor (DM) Control
37
Defrost Control
37
Frost Prevention During Cooling (for Indoor Heat Exchanger)
37
Automatic Restart Control
38
Compressor Inching Prevention Control
38
Overload Protection During Heating
38
Thermistor Disconnection Detection Control
38
Drain Detection
39
External Control (Remote Display)/Control of Input Signal
39
Low Voltage Guard Control
39
Refrigerant Shortage Error
39
Auto Swing Control
40
Auxiliary Electric Heater
41
Keeping the Louvers Horizontal During Heating
41
Operation Control Function by the Wired Remote Controller
42
Parts Layout on the Remote Controller PCB
42
Control for Outdoor Unit Fan
43
Control of Fan for Outdoor Unit for De-Icing
43
Operation Control Function by the Outdoor Controller
43
4-Way Valve Control
44
Defrost Finished
44
Defrost Operation
44
Discharge Temperature Control During Cooling/Heating
44
Compressor Protecting Function (Microcomputer/Phase Protection Relay)
45
Cooling Overload Protection
45
Detection of Abnormal Discharge Temperature
45
Overcurrent Control
45
Safety Precautions
46
Installation of Indoor Unit
47
Selection of Installation Location
47
Drain Piping
48
Hanging
48
Drainage Test
49
Limit Fixing Panel
49
Panel Joint Setting
49
Procedures
49
Caution for Wireless Remote Controller Operation
50
Installation of the Wired Remote Controller
50
Adequate JIS Box
51
Cautions for Extension of Remote Controller Cords
51
Embedded Installation
51
Installation of Outdoor Unit
51
Location Where Strong Wind Blows against the Unit
52
The Minimum Space for Installation (Outdoor Unit)
52
Bolt Securing Position
53
Moving the Outdoor Unit
53
Refrigerant Piping Work
53
How to Remove the Service Panel
54
Leak Test and Air Purge
54
Drain Piping Work
55
Refrigerant Charge
55
Electrical Wiring
56
Test Run
56
Application Data
46
Maintenance Data
61
Servicing
61
Evacuation
61
Trouble Shooting for Refrigerant Circuit
62
Diagnosing of Microcomputer Circuit
63
Check Lamp (Yellow) Flashing
63
Run Lamp (Green) Flashing
63
Table of Inspection Items Based on Error Codes
63
Parts Layout on the Indoor Unit PCB
64
Error Diagnosis Procedures at the Indoor Unit Side
64
Inspection Method When There Are Fault Lamps
65
Defective Indoor Unit Heat Exchanger Thermistor
65
Defective Return Air Thermistor
65
Function of Jumper Wires/Function of DIP Switched (SW3)
65
Drain Abnormality
66
Abnormality Casued by Insufficient Refrigerant
66
Heating Overload
66
Error Display
67
Check Indicator Table
69
Parts Layout on the Outdoor Unit PCB
70
Inspection Method When There Are Fault Lamps (Outdoor Unit LED)
71
Open Phase at L3 Phase (Primary Side)
71
Overcurrent of the Compressor Motor
71
The Wiring (Secondary Wiring of 52C) to the Compressor Is Open
71
The Outdoor Heat Exchanger Temperature Is too High
72
The Discharge Gas Temperature Is too High
72
Defective Outdoor Unit Heat Exchanger Thermistor
72
Defective Outdoor Temperature Thermistor
73
Defective Discharge Gas Thermistor
73
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Mitsubishi FDTN208HEN-S Specifications
General
Brand
Mitsubishi
Model
FDTN208HEN-S
Category
Air Conditioner
Language
English
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