Mitsubishi Heavy Industries SRK25ZS-WT Manuals

Manuals and User Guides for Mitsubishi Heavy Industries SRK25ZS-WT. We have 6 Mitsubishi Heavy Industries SRK25ZS-WT manuals available for free PDF download: Technical Manual, Service Manual, User Manual

Mitsubishi Heavy Industries SRK25ZS-WT Technical Manual (311 pages)

INVERTER RESIDENTIAL AIR-CONDITIONERS

Brand: Mitsubishi Heavy Industries | Category: Air Conditioner | Size: 72 MB

Applicable Model
208
All Models
208
Error Detection Method
208
Temperature (Resistance) of
208
Condition of Error Displayed
208
When the Temperature Sensor Detects -50°C or Lower for 5 Seconds Continuously
225
The Compressor Stops. after
225
Minutes after the Initial Detection
225
Table of Contents
234
Are the Characteristics of
237
Yes
237
Temperature (°C)
237

Mitsubishi Heavy Industries SRK25ZS-WT Service Manual (168 pages)

INVERTER MULTI-SPLIT SYSTEM RESIDENTIAL AIR CONDITIONER

Brand: Mitsubishi Heavy Industries | Category: Air Conditioner | Size: 45 MB

Contents
3
Outline of Operation Control by Microcomputer
9
Operation Control Function by Wireless Remote Control
9
Operation Section
9
Unit Display Section
9
Unit ON/OFF Button
10
Custom Cord Switching Procedure
10
Auto Restart Function
10
Installing Two Air-Conditioners in the same Room
10
Selection of the Annual Cooling Function
11
Content of Control
11
Heating Only Function
11
High Power Operation
11
Economy Operation
12
Air Flow Direction Adjustment
12
Flap
12
Louver
12
Swing
13
3D Auto Operation
13
Timer Operation
14
Comfort Start-Up
14
Sleep Timer Operation
14
OFF Timer Operation
14
Display Brightness Adjustment
16
AUTO off Operation
16
Outline of Dehumidifying (DRY) Operation
16
Purpose of DRY Mode
16
Outline of Automatic Operation
17
Determination of Operation Mode
17
Protective Control Function
17
Current Safe
18
Cooling Overload Protective Control
18
Detail of Operation
18
Reset Conditions
18
SRK-ZS Series
19
RUN Light (Green)
19
Outline of Heating Operation
69
Defrost Operation
70
Starting Conditions
70
Ending Conditions
70
Outline of Cooling Operation
71
Checking the Indoor Electrical Equipment
98
Indoor Unit PCB Check Procedure
98
Indoor Fan Motor Check Procedure
98
Fan Motor Resistance Check
98
How to Make Sure of Wireless Remote Control
99
Inspection Procedure for Blown Fuse on the Indoor and Outdoor Unit PCB
99
Outdoor Unit Inspection Points
100
Inspection of Electronic Expansion Valve
101
Outdoor Fan Motor Check Procedure
101
Inspection of Electronic Expansion Valve as a Separate Unit
101
Outdoor Unit Main PCB Output Check
101
FDTC, FDUM and FDE Series
102
Diagnosing of Microcomputer Circuit
102
Check Indicator Table
102
Display Sequence of Error Codes or Inspection Indicator Lamps
104
Occurrence of One Kind of Error
104
Error Detecting Timing
104
Error Log and Reset
105
Resetting the Error Log
105
Replacement Part Related to Indoor Unit Pcb’s
105
Instruction of How to Replace Indoor Unit Control PCB
105
FDTC Series
106
Replace the PCB
106
Control PCB
107
Power PCB
108
DIP Switch Setting List
108
Troubleshooting at the Outdoor Unit
109
Module of Part to be Replaced for Outdoor Unit Control
109
Reset of Power Source
109
Check of Anomalous Operation Data with the Remote Control
110
In Case of RC-EX3A Remote Control
110
In Case of RC-E5 Remote Control
111
Inverter Checker for Diagnosis of Inverter Output
112
Setup Procedure of Checker
112
(1) List of Troubles
113
Operates but Does Not Cool
114
Condition of Error Displayed
114
Operates but Does Not Heat
115
Earth Leakage Breaker Activated
116
Excessive Noise/Vibration
117
Louver Motor Failure
120
FDTC and FDE Series Only
120
Power Source System Error
121
Inspect I/U
123
Communication Error at Initial Operation
126
No Display
128
Remote Control Communication Circuit Error
129
Communication Error During Operation
130
Indoor Heat Exchanger Temperature Sensor Anomaly
131
Return Air Temperature Sensor Anomaly
132
Heating Overload Operation
133
Drain Trouble
134
Address Setting Error of Indoor Units
136
Indoor Fan Motor Anomaly
137
Indoor Unit Operation Check
138
Drain Pump Moter Check Setting Error
138
Applicable Model
138
Error Detection Method
138
Condition of Error Displayed
138
Indoor Fan Motor Rotation Speed Anomaly
139
Remote Control Temperature Sensor Anomaly
140
Cooling High Pressure Operation
141
Discharge Pipe Temperature Error
142
Outdoor Heat Exchanger Temperature Sensor Anomaly
143
When the Temperature Sensor Detects -55 °C or Lower for
143
Outdoor Air Temperature Sensor Anomaly
144
Discharge Pipe Temperature Sensor Anomaly
145
Presumable Cause
145
Service Valve (Gas Side) Closing Operation
146
Current Cut
147
Outdoor Unit Sub PCB Communication Error
149
Active Filter Voltage Error
150
Outdoor Fan Motor Anomaly
151
Power Transistor Anomaly
152
Suction Pipe Temperature Sensor Anomaly
153
Table of Contents
153
Insufficient Refrigerant Amount or Detection of Service Valve Closure
154
Current Safe Stop
155
Compressor Startup Failure
156
Compressor Rotor Lock Error
157
Electrical Wiring
158
Wall Mounted Type (SRK)
159
Ceiling Concealed Type
162
4-Way Ceiling Cassette Type (FDTC)
163
Duct Connected-Low / Middle Static Pressure Type
164
Ceiling Suspended Type
165
Piping System
166

Mitsubishi Heavy Industries SRK25ZS-WT Service Manual (133 pages)

INVERTER MULTI-SPLIT SYSTEM RESIDENTIAL AIR-CONDITIONERS, Split system, air to air heat pump type, OUTDOOR/INDOOR UNIT, Wall mounted type

Brand: Mitsubishi Heavy Industries | Category: Air Conditioner | Size: 35 MB

Table of Contents
3
Outline of Operation Control by Microcomputer
6
SRK-ZS Series
6
Operation Control Function by Wireless Remote Control
6
Unit ON/OFF Button
7
Auto Restart Function
7
Installing Two Air-Conditioners in the same Room
7
Selection of the Annual Cooling Function
8
Heating Only Function
8
High Power Operation
8
Economy Operation
9
Air Flow Direction Adjustment
9
Auto Operation
10
Timer Operation
11
Outline of Heating Operation
12
Details of Control at each Operation Mode (Pattern)
12
Silent Operation
12
Night Setback Operation
12
Air Flow Range Setting
12
Display Brightness Adjustment
13
Wireless LAN Connection Function
13
Fan Control During Heating Thermostat off
13
Outline of Dehumidifying (DRY) Operation
14
Outline of Automatic Operation
14
Protective Control Function
15
SKM-ZSP Series
16
Operation Control Function by Wireless Remote Control
16
Unit ON/OFF Button
17
Auto Restart Function
17
Installing Two Air-Conditioners in the same Room
17
High Power Operation
18
Economy Operation
18
Air Flow Direction Adjustment
18
Timer Operation
19
Details of Control at each Operation Mode (Pattern)
19
Outline of Dehumidifying (DRY) Operation
20
Outline of Automatic Operation
20
Protection Control Function
21
Outdoor Units
22
Outline of Heating Operation
22
Summary
22
Operation of Major Functional Components in Heating Mode
22
Defrost Operation
22
Outline of Cooling Operation
24
Summary
24
Operation of Major Functional Components in Cooling Mode
24
Protective Control Function
24
Cooling Overload Protective Control
24
Cooling High Pressure Control
25
Cooling Low Outdoor Air Temperature Protective Control
25
Heating High Pressure Control
26
Heating Overload Protective Control
26
Heating Low Outdoor Air Temperature Protective Control
27
Refrigeration Cycle System Protective Control
28
Service Valve (Gas Side) Closing Operation
29
Compressor Overheat Protection
29
Current Safe
30
Control Value
30
Current Cut
30
Outdoor Unit Failure
30
Indoor Fan Motor Protection
30
Discharge Pipe Temperature Sensor Disconnection Protective Control
31
Regulation of Outdoor Air Flow
31
Serial Signal Transmission Error Protection
31
Rotor Lock
31
Outdoor Fan Motor Protection
31
Outdoor Fan Control at Low Outdoor Temperature
32
Limit of the Number of Compressor Starts
34
Maintenance Data
35
Cautions
35
Items to Check before Troubleshooting
35
Troubleshooting Procedure (if the Air-Conditioner Does Not Run at All)
35
Troubleshooting Procedure (if the Air-Conditioner Runs)
36
Self-Diagnosis Table
37
Service Mode (Trouble Mode Access Function)
38
Service Data
38
Displayed Data
40
Mode Setting
40
Inspection Procedures Corresponding to Detail of Trouble
46
Sensor Error
46
Current Cut
47
Current Safe Stop
47
Outdoor Fan Motor Error
49
Rotor Lock
50
Checking the Indoor Electrical Equipment
51
Phenomenon Observed after Short-Circuit, Wire Breakage on Sensor
51
How to Make Sure of Wireless Remote Control
53
Inspection Procedure for Blown Fuse on the Indoor and Outdoor Unit PCB
53
Outdoor Unit Inspection Points
54
Wireless Lan Operation Table
57
Wireless Lan Interface Setting Manual
58
Install the Application
59
For Android
59
Mac Address
68
Application Operation Manual
69
Application Features
72
Manipulation Modes
74
Remote Operation Mode
74
Home Restricted Mode
74
Demo Mode
74
Preparation for Use
75
Smartphone Setting
75
Application Initial Setting
75
Creating User Account
77
Registering Air Conditioner
80
Wireless LAN Settings of Air Conditioner
81
Naming Air Conditioner
83
Basic Usage
85
Starting / Stopping Air Conditioner Operation
85
Switching Operation Mode
85
Changing Temperature
86
Changing Fan Speed and Air Flow Direction
87
Switching Vacant Property Mode
88
Using Favourites
89
Using Options
93
Shut-Off Reminder Alert
94
Air Conditioner Error Notification
95
Hi Temp/Low Temp Alert
96
Watching Function
97
Home Leave Mode
97
Cooling Specific
99
Led on
99
Number of Smartphones
99
Setting Weekly Timer
100
Setting Timer by Specifying Date Via Calendar
102
Clear the Timer Set from the Calendar
103
Displaying Electricity Bill Graph
105
Updating Firmware
106
Main Menu
108
Canceling Demo Mode
109
Checking Alerts
110
Changing Application Settings
112
Switch Operation Modes
113
Switching to "Remote Operation Mode
113
Switching to "Home Restricted Mode
114
Reset Password
116
Language/Time Zone Settings
118
Application Initialization
119
Application Version Display
121
Troubleshooting
122
When the Air Conditioner that You Want to Register Does Not Appear in the Air Conditioner List Screen
122
How to Delete a Registered Air Conditioner
123
When an Abnormality Notification Appears in the Air Conditioner List
124
When You Forget Your Password and Cannot Log in
124
When Operation Is Performed by Another Account
125
When "Shut-Off Reminder Alert" Does Not Turn on (for Android OS)
125
Electrical Wiring
126
Outdoor Unit
126
Indoor Unit
128
Piping Systems
131

Mitsubishi Heavy Industries SRK25ZS-WT Service Manual (164 pages)

INVERTER MULTI-SPLIT SYSTEM RESIDENTIAL AIR-CONDITIONERS Split system, air to air heat pump type OUTDOOR INDOOR UNIT Wall mounted/Ceiling concealed/4-way ceiling cassette/Ceiling suspended/Duct connected-Low/Middle static pressure type

Brand: Mitsubishi Heavy Industries | Category: Air Conditioner | Size: 36 MB