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Super MMF-AP0181BH
Toshiba Super MMF-AP0181BH Modular System Manuals
Manuals and User Guides for Toshiba Super MMF-AP0181BH Modular System. We have
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Toshiba Super MMF-AP0181BH Modular System manual available for free PDF download: Service Manual
Toshiba Super MMF-AP0181BH Service Manual (271 pages)
SUPER modular multi
Brand:
Toshiba
| Category:
Air Conditioner
| Size: 5.88 MB
Table of Contents
Service Manual
1
Check of Concentration Limit
2
Total Amount of Refrigerant (Kg)
2
No Partition
2
Warnings on Refrigerant Leakage
2
Table of Contents
3
Safety Caution
3
Combined Refrigerant Pipes Systematic Drawing
3
Explanation of Illustrated Marks
4
Confirmation of Warning Label on the Main Unit
4
Explanation of Indications
4
Safety Caution
4
Cautions on Installation/Service
7
New Refrigerant (R410A)
7
Pipe Materials
7
Safety Caution Concerned to New Refrigerant
7
General Tools
8
Required Tools for R410A
8
Tools
8
Environment
9
Recharge of Refrigerant
9
Branching Joints and Headers
10
Combination of Outdoor Units
10
Outdoor Units
10
Outline
10
Indoor Units
11
Remote Controller Switch
12
Wireless Remote Controller Kit
12
4-Way Air Discharge Cassette Type
13
Indoor Unit
13
Wiring Diagram
13
2-Way Air Discharge Cassette Type
14
1-Way Air Discharge Cassette Type
15
High Wall Type
21
Floor Standing Cabinet Type
22
Floor Standing Concealed Type
23
Floor Standing Type
24
Outdoor Unit
25
Parts Rating
26
High Wall Type
28
Under Ceiling Type
28
Floor Standing Type
29
Cooling Only Model
30
Heat Pump Model
30
Outdoor Inverter
31
Front Side
32
Parts Layout in Outdoor Unit
32
Rear Side
32
Name of each Part
33
Display Section
35
Operation Section
35
Parts Name of Remote Controller
35
Correct Usage
37
Requirement
37
Automatic Operation (Auto Changeover)
38
Cancel of Timer Operation
39
TIMER Operation
39
Re-Installation
40
Troubles and Causes
40
Confirmation before Operation
41
Defrost During Heating Operation
41
Heating Capacity
41
Information
41
Adjustment of Air Direction
42
How to Set up the Air Direction
42
How to Start Swing
42
How to Stop Swing
42
2-Way/3-Way Air Discharge
43
Heating Operation
43
In Cooling Operation
43
Left/Right Air Direction Adjustment
44
Under Ceiling Type
44
Up/Down Air Direction Adjustment
44
Concealed Duct Standard Type
45
3 Minutes Protection Function
47
Air Conditioner Operations and Performance
47
Heating Characteristics
47
Power Failure
47
Cleaning of Air Filter
48
Cleaning of Oil Guard Filter
48
Daily Maintenance
48
Maintenance
48
Cleaning of Discharge Louver
49
Before Cooling Season
50
Cleaning of Drain Pan
50
Concealed Duct High Static Pressure Type
50
Air Inlet Grille
51
Air Outlet Grille/Air Outlet Flap
51
Attachment/Detachment of the Air Filter
51
Cleaning of the Main Unit/Remote Controller
53
Clean the Air Filter Frequently
54
Close Window or Door Often
54
Do Not Cool/Heat the Room Excessively
54
How to Use the Air Conditioner Efficiently
54
When the Following Symptoms Are Found
55
Inverter Unit (5, 6, 8, 10, 12HP)
56
Refrigerant Piping Systematic Drawing
56
Explanation of Functional Parts
57
Indoor Unit
58
Combined Refrigerant Pipes Systematic Drawing
59
Normal Operation (COOL Mode / DEFROST Mode)
59
Normal Operation (HEAT Mode)
60
Cooling Operation When Center Outdoor Backup
61
Emergent Operation
61
Heating Operation When Center Outdoor Backup
62
In Case of Failure of Follower Unit
63
Recovery of Refrigerant in Failed Outdoor Unit
63
Check Code Clear
64
Control Outline
64
Control Specifications
64
Distinction of Outdoor Unit
64
Cooling Fan Control
68
Heating Fan Control
68
Operation Start/Operation End
68
Outdoor Unit
68
PMV Control
68
SV2 Gas Balance Control
71
SV2 High Pressure Release Control
71
SV2 Low Pressure Release Control
71
SV41, 42 Low Pressure Release Control
71
Compressor Case Thermo Control
72
Heat Sink Temp Detection Control
72
High Pressure SW Control
72
Over-Current Protective Control
72
Cooling Operation in Low Ambient Temperature
73
Oil Equation Control Schematic Diagram
73
PMV (Pulse Motor Valve) for Outdoor Unit
73
Applied Control
74
Setup of Selecting Function in Indoor Unit
74
Table: Function Selecting Item Numbers (DN)
75
Applied Control in Indoor Unit
77
Remote Location ON/OFF Control Box
77
Ventilating Fan Control from Remote Controller
78
Leaving-ON Prevention Control
79
Power Peak-Cut from Indoor Unit
79
Applied Control in Outdoor Unit
80
Interface P.C. Board of Outdoor Unit
80
Switch Position Magnified Drawing
80
Cooling Priority, Heating Priority Control
81
Outdoor Fan High Static Pressure Shift
81
Outdoor Unit (Header Unit Only) Setup
81
Specifications
81
Connector Position Magnified Drawing
83
Outdoor Unit Interface P.C. Board
83
Power Peak-Cut Control
84
Power Peak-Cut Control (Expansion)
85
Setup at Power Peak-Cut Control (Expansion) Request
85
External Master ON/OFF Control
86
Snowfall Fan Control
86
Night Operation Control
87
Operation Mode Selection Control
87
Check Items before Test Operation
88
Main Check Items for Electric Wiring
88
Procedure and Summary of Test Operation
88
Test Operation
88
Check List
90
Additional Amount of Refrigerant
91
Additional Amount of Refrigerant by Pipe Length
91
Corrective Amount of Refrigerant by System Capacity
91
Check at Main Power-ON
92
Check on Indoor Unit
92
Check on Outdoor Unit
92
Address Setup
93
Address Setup and Check Procedure
93
Rotary Switches
93
Address Setup Procedure
94
Automatic Address Setup
94
Header Unit Interface P.C. Board
94
System Address Switch on Outdoor Interface P.C. Board
95
How to Set up Resistance of the End Terminal
96
Indoor Side (Automatic Setup)
96
Group Address
97
Manual Address Setup from Remote Controller
97
Change of Indoor Address from Remote Controller
99
Operation While the Air Conditioner Stops
99
To Select Another Line Address
99
Operation While Air Conditioner Stops
100
Clearance of Address
101
In Case of Increase the Address-Undefined Indoor Units
102
Check after Address Setup When Central Control System Is Connected
103
A Check Code Is Displayed on the Remote Controller
104
Troubleshooting in Test Operation
104
Miswiring Example
106
Cooling/Heating Test Operation Check
107
Fan Check
107
Test Operation Check
107
Wired Remote Controller
107
In Case of Wireless Remote Controller
109
Outline of Test Operation from the Wireless Remote Controller
109
Criterion for Cycle Status
111
Criterion for Operating Power Current
111
Criterion for Operating Pressure
111
Check Function for Connecting of Refrigerant and Control Lines
112
Service Support Function
112
Function to Start/Stop (ON/OFF) Indoor Unit from Outdoor Unit
114
Interface P.C. Board
114
Cooling Test Operation Function
115
Heating Test Operation Function
115
Operation Procedure
115
Batch Start/Stop (ON/OFF) Function
116
Individual Start/Stop (ON/OFF) Individual Test Operation Function
117
Clearing from the Main Remote Controller
118
Error Clearing Function
118
Error Clearing in Indoor Unit
118
Clearing from the Interface P.C. Board
119
Clearing of Error Check Code by Power Reset
119
Distinction Procedure
120
Remote Controller Distinction Function
120
Clear
121
Close Fully
121
Open Fully
121
Pulse Motor Valve (PMV) Forced Open/Close Function in Indoor Unit
121
Solenoid Valve Forced Open/Close Function in Outdoor Unit
122
Fan Operation Check in Outdoor Unit
123
Abnormal Outdoor Unit Discrimination Method
124
By Fan Operating Function
124
In Case to Operate the Fans in All the Normal Outdoor Units
124
Manual Adjustment Function of Outside Temp (TO) Sensor
125
Service Support Function List
125
Indoor Fan Only Operating Mode
126
Indoor Fan Operation Check Function
126
Calling of Display Screen
127
Monitor Function of Remote Controller Switch
127
Troubleshooting
128
Troubleshooting Summary
128
Check Code List
129
Check Method
129
Display in Wired Remote Controller
132
New Check Code
132
Special Mention
132
Confirmation and Check
133
Confirmation of Error History
133
In Case of Main Remote Controller (RBC-AMT21E)
133
Troubleshooting by Check Display on Remote Controller
133
In Case of TCC-LINK Central Control Remote Controller (TCB-SC642TLE)
134
Display on CHECK Monitor
135
In Case of AI-NET Central Control Remote Controller
135
Operation for CHECK Display
135
Reading of CHECK Monitor Display
135
Error Detected by AI-NET Central Control Device
147
Error Detected by TCC-LINK Central Control Device
147
Cautions When Servicing for Compressor
148
How to Check Inverter Output
148
How to Check Resistance of Compressor Winding
148
How to Check the External Fan Motor
148
Diagnosis Procedure for each Check Code
149
Automatic Address Start Error
155
Communication Error in Indoor P.C. Board A’ssy
155
Duplicated Master Remote Controller
155
No Corresponding Indoor Unit During Automatic Address
156
Connected Indoor Units Capacity over
157
Communication Error between Indoor Header and Follower
158
Header Outdoor Units Quantity Error
159
Unit Connected to Other Line During Automatic Address
159
Communication Sending Error between Outdoor Units
160
Decrease of Connected Outdoor Units
161
Duplicated Follower Outdoor Address Setup
161
Follower Outdoor Unit Error
162
IPDU Communication Error
162
Indoor TC2 Sensor Error
163
Indoor TCJ Sensor Error
163
Indoor TC1 Sensor Error
164
TD1 Sensor Error
164
TD2 Sensor Error
164
TE1 Sensor Error
164
Indoor TA Sensor Error
165
TL Sensor Error
165
TO Sensor Error
165
TS1 Sensor Error
165
Outdoor Temp Sensor Miscabling
166
TH Sensor Error
166
Outdoor Pressure Sensor Miscabling
167
Pd Sensor Error
168
Ps Sensor Error
168
Indoor Other Error
169
Outdoor EEPROM Error
169
Compressor Breakdown
170
Compressor Error (Lock)
171
Current Detective Circuit System Error
172
Compressor 1 Case Thermo Operation
173
Compressor 2 Case Thermo Operation
173
Low-Pressure Protective Operation
174
Oil Level down Detection Protection
175
Clogging Check for SV3B Valve
176
Clogging for SV3E Valve
176
Leakage Check for SV3A Valve
176
Leakage Check for SV3C Valve
176
Clogging Check for Oil-Equalization Circuit
177
Clogging Check for SV3A Valve
177
Oil Level Detective Temperature Sensor Error
178
TK1 Temperature Detective Circuit Error
178
Oil Level Detective Circuit System Error
179
TK3 Temperature Detective Circuit Error
180
TK4 Temperature Detective Circuit Error
181
Duplicated Indoor Header Units
182
Duplicated Setup of Outdoor Line Address
182
Group Line in Individual Indoor Unit
183
Indoor Capacity Unset
184
Indoor Group / Address Unset
184
Duplicated Central Control Addresses
185
Outdoor Capacity Unset
185
Quantity over of Connected Outdoor Units
185
IPDU Quantity Error
186
Extended IC Error
187
Indoor Fan Motor Error
187
Interlock in Indoor Unit from Outside
187
Discharge Temp TD1 Error
188
Actuation of High-Pressure SW
189
Heat Sink Overheat Error
191
Open Phase, Negative Phase
191
Indoor Overflow Error
192
Outdoor Liquid Back Detection Error
194
Gas Leak Detection
195
4-Way Valve Operation Error
198
High-Pressure Protective Operation
199
Outdoor Fan IPDU Error
201
G-Tr Short-Circuit Protection Error
202
Compressor Position Detective Circuit Error
203
Other Indoor Error
203
AI-NET Communication Line Error
204
7-Segment Display Function
205
7-Segment Display on the Outdoor Unit (Interface P.C. Board)
205
How to Read the Check Monitor
205
Data Display of System Information
206
Data Display of Outdoor Unit Information
207
Data Display of Outdoor Cycle
208
Data Display of Indoor Unit Information
209
Outdoor EEPROM Write-In Error Code Display
209
Sensor Characteristics
210
Temperature Sensor Characteristics
210
I/O Cable Connection Table
211
Output Voltage — Pressure
211
Pressure Sensor Characteristics
211
Pd Sensor Characteristics
212
Pressure Sensor Output Check
212
Ps Sensor Characteristics
213
Indoor Controller Block Diagram
214
Configuration of Control Circuit
214
Positions to be Checked on the Interface P.C. Board (MCC-1429)
224
Inverter P.C. Board (MCC-1502)
225
Power P.C. Board for Fan (MCC-1439)
226
Outdoor Interface P.C. Board
227
Dip Switch Function Exchange Setup List
227
Before Backup Operation
228
Compressor Backup Setup
228
Backup Operations (Emergency Operation)
228
Outdoor Unit Backup Setup
229
In Case of Trouble on Follower Outdoor Unit
229
Setup for Header Unit
229
Setup for Outdoor Unit with Trouble
229
Setup for the Header Unit
230
In Case of Trouble on Header Unit
230
Setup for the Unit Selected as the Header Unit
231
Connection Change of the Communication Line
231
Backup Setup for Outdoor Unit During Cooling Season
232
Judgment Result of Oil Level
233
Oil Level Judgment Display
233
Before Refrigerant Recovery Operation
234
Refrigerant Recovery Procedure
234
Refrigerant Recovery When Replacing the Compressor
234
Setup for the Troubled Outdoor Unit
235
Selection of Outdoor Unit for Pressure Adjustment
235
Setup for Outdoor Unit for Adjustment of Pressure
235
Display Example
235
Backup Operation of the Outdoor Unit Is Being Executed
236
Setup for the Unit Selected as Header Unit
236
Process after Repair
239
Trouble with Clogging
240
Trouble with Leakage
240
Leakage/Clogging of Oil-Equalization Circuit
240
Compressor Replacing Procedure
242
Replacing Compressor
242
Measurement of Oil Amount in the Defective Compressor
243
Removal of Defective Compressor
243
Concept of Exchange
243
Color Check for Oil of the Defective Compressor
244
In Case of Replacing of Troubled Compressor Only
244
In Case of Replacing of both Troubled and Normal Compressors
245
Measurement of Oil Amount in the Normal Compressor
245
Adjustment of Oil Amount in the Service Compressor
245
Installation of Compressor
246
Vacuuming
246
Full Opening of PMV
246
Refrigerant Charging
246
Propeller Fan Motor
249
Cabinet
249
Reolacing Method of Parts
249
P.C. Board Exchange Procedures
259
Exchange of P.C. Board for Indoor Service
259
Requirement at Exchange of P.C. Board Assembly for Indoor Service
259
Readout Setup Contents from EEPROM
260
Item Code Necessary at Minimum
260
Remote Controller Operation Diagram
260
Exchange of P.C. Board for Service
261
Writing-In of Setup Contents to EEPROM
262
EEPROM Layout
262
Indoor Unit Capacity
263
Make a Note of the Setup Contents
263
Cautions in Service for Compressor
264
How to Check Outdoor Fan Motor
264
How to Check Fan Power Supply P.C. Board and Fan IPDU
265
MCC-1439 Front View
265
Interface Board Replacement Procedure Manual
266
Comp-IPDU Board Replacement Procedure Manual
267
Board Layout the Inverte
267
Switch Layout on the Board
267
Notice for Wiring
268
Inverter Assembly Configuration
269
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