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MAP1806HT8(J)P
Toshiba MAP1806HT8(J)P Manuals
Manuals and User Guides for Toshiba MAP1806HT8(J)P. We have
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Toshiba MAP1806HT8(J)P manual available for free PDF download: Service Manual
Toshiba MAP1806HT8(J)P Service Manual (345 pages)
Brand:
Toshiba
| Category:
Air Conditioner
| Size: 41.21 MB
Table of Contents
Service Manual
1
Table of Contents
2
Safety Caution
6
Warning Indications on the Air Conditioner Unit
8
Precautions for Safety
9
Declaration of Conformity
14
Specifications
15
Carrying in the Outdoor Unit
18
Refrigerant (R410A)
25
1 Wiring Diagrams
27
Outdoor Unit
27
2 Parts Rating
36
Outdoor Unit (50Hz Model: MMY-MAP *** 6 * T8 * P * )
36
Outdoor Unit (60Hz Model: MMY-MAP *** 6HT7 * P)
37
Outdoor Inverter (50/60Hz Model: MMY-MAP *** 6 * T8/7 * P * )
38
Parts Layout in Outdoor Unit
39
Parts Layout in Inverter Assembly
42
Outdoor (Inverter) Print Circuit Board
45
Interface P.C. Board (MCC-1673)
45
Inverter P.C. Board for Compressor (MCC-1660) A3-IPDU
46
Inverter P.C. Board for Compressor (MCC-1669) A3-IPDU
47
Inverter P.C. Board for Fan Motor (MCC-1659) FAN-IPDU
48
Noise Filer PC Board (MCC-1608 -A, -B)
49
3 Refrigerant Piping Systematic Drawing
50
4 Combined Refrigerant Piping System Schematic Diagrams
61
Normal Operation (COOL Mode / DEFROST Mode)
61
High Outside Air Temperature (Roughly 20°C or Above)
61
Normal Operation (COOL Mode) - Low Outside Air Temperature (Roughly below 20°C)
62
Normal Operation (HEAT Mode)
63
Normal Operation (HOT GAS DEFROST Mode)
64
Emergency Operation (Cooling Operation under Header Outdoor Unit Backup Scenario)
65
Emergency Operation (Heating Operation under Header Outdoor Unit Backup Scenario)
66
Refrigerant Recovery from Failed Outdoor Unit (Pump-Down Operation under Follower Outdoor Unit Backup Scenario)
67
5 Control Outline
68
6 Applied Control and Functions
77
Applied Control for Indoor Unit
77
Control Specifications
77
Optional Connector Specifications of Indoor P.C. Board
83
Test Operation of Indoor Unit
84
Method to Set Indoor Unit Function DN Code
85
Applied Control of Indoor Unit
89
Applied Control for Outdoor Unit
92
Outdoor Fan High Static Pressure Shift
92
Priority Operation Mode Setting
95
Applied Control of Outdoor Unit
97
Power Peak-Cut Control (Standard)
98
Power Peak-Cut Control (Extended)
99
Snowfall Fan Control
100
External Master ON/OFF Control
100
Night Operation (Sound Reduction) Control
101
Operation Mode Selection Control
102
Error/Operation Output
103
Compressor Operation Output
104
Operating Rate Output
105
7 Test Operation
106
Procedure and Summary of Test Operation
106
Check Items before Test Operation (before Powering-On)
107
Check at Main Power-On
111
Address Setup
112
Precautions
112
Address Setup and Check Procedure
112
Address Setup Procedure
113
Check after Address Setup When Central Control System Is Connected
126
Troubleshooting in Test Operation
127
A Check Code Is Displayed on the Remote Controller
127
Operation from the Indoor Remote Controller
128
Operation from the Indoor Remote Controller Is Not Accepted, and a Check Code Is Displayed on the 7-Segment Display of the Interface PC Board of the Header Unit
128
There Is no Display of a Check Code on the 7-Segment Display on the Interface
128
After Address Setup, a Lower Number of Connected Units Is Displayed. (There Are Outdoor/Indoor Units that Do Not Operate in a Test Operation.)
129
In Checking the Number of Connected Outdoor Units and Connected Indoor Units
129
Outdoor/Indoor Units that Do Not Operate in a Test Operation.)
129
Test Operation Check
131
Fan Check
131
Single Cooling/Single Heating Test Operation Check
132
Service Support Function
135
Check Function for Connecting of Refrigerant and Control Lines
135
Function to Start/Stop (ON/OFF) Indoor Unit from Outdoor Unit
138
Check Code Clearing Function
144
Remote Controller Distinction Function
146
Pulse Motor Valve (PMV) Forced Open Fully/Close Fully Function in Outdoor Unit
147
Pulse Motor Valve (PMV) Forced Open/Close Function in Indoor Unit
147
Solenoid Valve Forced Open/Close Function in Outdoor Unit
148
Fan Operation Check in Outdoor Unit
149
Abnormal Outdoor Unit Discrimination Method by Fan Operating Function
150
Manual Adjustment Function of Outside Temperature (TO) Sensor
151
Monitor Function of Remote Controller Switch
153
Smms Wave Tool for Smartphone
155
Prohibition/Permission of the NFC Setting
155
Confirmation for the Generation of the Error of the NFC
156
DRED (Demand Response Enabling Device)
157
Connection Procedure
157
Safety Precautions
157
Wiring Procedure
158
8 Troubleshooting
159
Overview
159
Troubleshooting Method
160
Troubleshooting Based on Information Displayed on Remote Controller
166
Check Codes Displayed on Remote Controller and SMMS-E Outdoor Unit (7-Segment Display on I/F Board) and Locations to be Checked
171
Diagnosis Procedure for each Check Code
187
7-Segment Display Function
217
Oil Level Judgment Display
223
SMMS-E Outdoor Interface P.C. Board Function Setting Exchange Table
224
Leakage/Clogging of Refrigerating Cycle Circuit
227
Sensor Characteristics
233
Pressure Sensor Output Check
236
9 Backup Operation (Emergency Operation)
238
Note for Backup Operation
238
Compressor Backup Operation Setting
239
Outdoor Unit Backup Operation Setting
242
Follower Outdoor Unit Backup Operation Setting (Failure of Follower Outdoor Unit)
242
Header Outdoor Unit Backup Operation Setting (Failure of Header Outdoor Unit)
244
Cooling-Season Outdoor Unit Backup Operation Setting
246
10 Outdoor Unit Refrigerant Recovery Method
247
Refrigerant Recovery from Failed Outdoor Unit (Pump-Down)
247
Note for Refrigerant Recovery Operation
247
Refrigerant Recovery Procedure a (Case of no Outdoor Unit Backup Operation Setting)
247
Refrigerant Recovery Procedure B (Case of Outdoor Unit Backup Operation Setting)
250
How to Operate System While Failed Outdoor Unit Being Repaired
252
Work Procedure after Repair
253
11 Replacing Compressors
254
Compressor Replacement Procedure (Outline)
254
Replacement of Compressors
255
Check Procedure to Search Cause of Compressor Oil Shortage
261
12 Outdoor Unit Parts Replacement Methods
265
13 C. Board Exchange Procedures
284
Replacement of Outdoor P.C. Boards
284
List of Service P.C. Boards
284
Configuration of Inverter Assembly
284
Interface P.C. Board (MCC-1673) Replacement Procedure
286
Comp-IPDU P.C. Board (MCC-1669) Replacement Procedure
288
Comp-IPDU P.C. Board (MCC-1669) Replacement Procedure
290
Comp-IPDU P.C. Board (MCC-1660) Replacement Procedure
292
Fan-IPDU P.C. Board (MCC-1659) Replacement Procedure
294
Noise Filter P.C. Board (MCC-1608A, B) Replacement Procedure
296
Noise Filter P.C. Board (MCC-1608A, B) Replacement Procedure
298
Noise Filter P.C. Board (MCC-1608A, B) Replacement Procedure
300
14 Exploded Diagram/Parts List
302
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