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R410A
Mitsubishi Heavy Industries R410A Manuals
Manuals and User Guides for Mitsubishi Heavy Industries R410A. We have
1
Mitsubishi Heavy Industries R410A manual available for free PDF download: Service Manual
Mitsubishi Heavy Industries R410A Service Manual (49 pages)
Split System/Multi System
Brand:
Mitsubishi Heavy Industries
| Category:
Air Conditioner
| Size: 3.5 MB
Table of Contents
Index
3
Maintenance Data
4
Servicing
4
Evacuation Procedure
4
Trouble Shooting for Refrigerant Circuit
5
Refrigerant Charging
5
Judgement of Operating Condition by Operation Pressure
5
Self Diagnosis Function
6
Check Indicator Table
6
Indoor Unit Side
6
Outdoor Unit Side
7
Display Sequence of Error, Inspection Display Lamp
8
Timing of Error Detection
8
Procedures of Trouble Diagnosis
9
Recording and Reset of Error
9
Error Diagnosis Procedures at the Indoor Unit Side
9
Single-Unit Replacement Parts for Circuit Board of Indoor Unit
9
Outdoor Unit
9
Parts Layout on the Indoor Unit PCB
10
Model: FDT Series
10
Change by the Jumper Wire
10
Control Change Switch (SW5, SW9, SW10)
10
Model: FDEN Series
11
Function of DIP Switch SW5 (Usually All Turned OFF)
11
Function of DIP Switch SW9 (Usually All Turned OFF)
11
Function of DIP Switch SW10 (Usually All Turned OFF)
11
Check Method When the Error Code Is Display
14
Power Supply Line Error
14
Indoor – Outdoor Communications Trouble
16
Error Display
16
Indoor Unit
16
Communication Error between Remote Controller~Indoor Unit
17
Defective Indoor Unit Heat Exchanger Thermistor
18
Detective Return Air Thermistor
18
Heating Overload
19
Drain Trouble
19
Control of 1 Remote Controller VS Multiple Units
20
Excessive Number of Units
20
Fan Motor Abnormalities
20
Directive Remote Controller Thermistor
22
Resistance-Temperature Characteristic of Remote Controller Thermister
22
Error Diagnosis Procedures at the Outdoor Units Side
23
Replacement Parts Assembly Related to the Outdoor Unit Controller
23
Parts Layout on the Outdoor Unit PCB
24
FDCVA151~251 Type
24
FDCA301~601 Type
25
Communications Error During Operation
27
Power Supply Phases Reversed
27
Inverter Primary Current Abnormal
28
Compressor Overcurrent Trouble
28
Open Phase at L3 Phase of 52C Secondary Side
29
Cooling Overload Operation
29
Discharge Temperature Error
30
Defective Outdoor Unit Heat Exchanger Thermistor
30
Abnormal Temperature Detection
30
Defective Outdoor Air Temperature Thermistor
31
Defective Discharge Pipe Thermistor
31
63H1 Operation
32
Open Phase at L3-Phase of 52C Primary Side
32
Current Cut
32
Inverter Over-Voltage Trouble
33
DC Fan Motor Abnormal
33
52C Abnormal
33
Power Transistor Thermistor Faulty
34
Insufficient Refrigerant Volume
34
Abnormalities in Compressor Starting
35
Compressor Loader Position Detection Error
35
Power Transistor Module (Including Drive Circuit) Check Method
36
Check Abnormal Operation Data with the Remote Controller
37
Outline of Operation Control by Microcomputer
38
Remote Controller
38
Wired Remote Controller
38
Setting Functions Using the Remote Controller
39
Remote Controller Unit Functions
39
Function Setting Method
40
Changing the Remote Controller’s Temperature Setting Range
42
Cooling Test Operation Procedure
43
Checking Operation Data
43
Starting the Cooling Test Operation
43
Canceling the Cooling Test Operation
43
Test Run
44
Test Run Method
44
Checking the State of the Unit in Operation
44
Setting SW5-1, SW5-2 On-Site
44
Check Display on Wireless Specification Models
45
Indication Board
45
FDEN Series
45
FDKN Series
45
Error Code
45
Wireless Remote Controller
46
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