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PUHY-RP200
Mitsubishi Electric PUHY-RP200 User Manual
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Ser
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Ser
vice Handbook
PUHY
-RP200, RP250, RP300, RP350YJM-A
PUHY
-RP400, RP450, RP500, RP550, RP600, RP650YSJM-A
PUHY
-RP700, RP750, RP800, RP850, RP900YSJM-A
Model
2010
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AIR CONDITIONER
2
Table of Contents
Default Chapter
2
Safety Precautions
2
Before Installing the Unit
5
Before the Test Run
7
Table of Contents
8
Read before Servicing
10
1 I Read before Servicing
12
Read before Servicing
12
Necessary Tools and Materials
13
Pipe Processing
14
Sealing the Pipe Ends
14
Storage of Piping
14
Brazing
15
Air Tightness Test
16
Vacuum Drying (Evacuation)
17
Refrigerant Charging
18
Remedies to be Taken in Case of a Refrigerant Leak
18
Characteristics of the Conventional and the New Refrigerants
19
Notes on Refrigerating Machine Oil
20
Restrictions
22
2 II Restrictions
24
System Configuration
24
Table of Compatible Indoor Units
24
Types and Maximum Allowable Length of Cables
25
Remote Controller Wiring
26
Reusability of MA Remote Controller Wiring
28
Reusability of M-NET Remote Controller Wiring
28
Reusability of System Controller Wiring
28
Non-Using Wiring
28
Reusability of Transmission Line
29
Checking the Cable Size
30
Switch Settings and Address Settings
31
M-NET Address Settings
32
Example of Wiring Connection
35
Demand Control
36
Sample System Connection
38
An Example of a System to Which an MA Remote Controller Is Connected
39
Address Setting Method
40
Group Operation of Units in a System with Multiple Outdoor Units
43
An Example of a System to Which an ME Remote Controller Is Connected
49
An Example of a System to Which both MA Remote Controller and ME Remote Controller Are Connected
51
Restrictions on Pipe Length
53
Determining the Reusability of the Existing Piping
55
Refrigerant Pipe Size
61
Outdoor Unit Components
64
3 III Outdoor Unit Components
66
Outdoor Unit Components and Refrigerant Circuit
66
Front View of an Outdoor Unit
66
Control Box of the Outdoor Unit
68
Outdoor Unit Circuit Board
69
M-NET Board
70
INV Board
71
Fan Board
72
Noise Filter
73
Remote Controller
74
Functions and Specifications of MA and ME Remote Controllers
76
Remote Controller Selection Criteria
76
Group Settings and Interlock Settings Via the ME Remote Controller
77
Remote Controller Function Selection Via the ME Remote Controller
79
Operation Procedures (Remote Controller)
80
Skip-Auto-Mode Setting
80
Operation Mode Display Selection Mode
80
Restricted Preset Temperature Range Mode
80
Interlock Settings Via the MA Remote Controller
81
Using the Built-In Temperature Sensor on the Remote Controller
82
Electrical Wiring Diagram
84
Electrical Wiring Diagram of the Outdoor Unit
86
Electrical Wiring Diagram of Transmission Booster
87
Refrigerant Circuit
88
Refrigerant Circuit Diagram
90
Principal Parts and Functions
91
Control
96
Control
98
Functions and Factory Settings of the Dipswitches
98
Function of the Switch (Indoor Unit)
101
Controlling the Outdoor Unit
104
Initial Control/Control at Start-Up
104
Outline of Control Method
104
Startup Sequence Rotation
104
Bypass Control
105
Compressor Frequency Control
106
Controlling the Intermediate Pressure
106
Controlling the Plate Heat Exchanger
106
Controlling the Plate Heat Exchanger 2
107
Defrost Operation Control
107
Refrigerant Recovery Control
108
Capacity Control of Outdoor Fan
109
Control at Initial Start-Up
109
Refrigerant Flow Control
109
Emergency Operation Mode
112
Starting the Emergency Operation
112
Ending the Emergency Operation
113
Operation Mode
114
Mode Determination Flowchart
116
Operation Flow Chart
116
Operations in each Mode
118
Dry Operation
120
Test Run Mode
122
Items to be Checked before a Test Run
124
Test Run Method
125
Operating Characteristic and Refrigerant Amount
126
Adjusting the Refrigerant Amount
126
Amount of Refrigerant to be Added
127
Refrigerant Amount Adjust Mode
129
The Following Symptoms Are Normal
131
Standard Operation Data (Reference Data)
132
Troubleshooting
158
Error Code Lists
160
Responding to Error Display on the Remote Controller
163
Serial Communication Error
163
Discharge Temperature Fault
164
Low Pressure Fault
165
High Pressure/Intermediate Pressure Fault 1 (Outdoor Unit)
166
High Pressure Fault 2 (Outdoor Unit)
167
Refrigerant Overcharge
167
Drain Sensor Submergence (Models with a Drain Sensor)
168
Drain Sensor Submergence (Models with a Float Switch)
169
Drain Pump Fault (Models with a Drain Sensor)
170
Drain Pump Fault (Models with a Float Switch)
171
Drain Sensor (Thd) Fault
172
Water Leakage from Humidifier
173
Water Supply Cutoff
174
Open Phase
175
Error Code 4106
176
Transmission Power Supply Fault Error Detail Code FF (Outdoor Unit)
176
Power Supply Signal Sync Error
177
RPM Error/Motor Error
177
Abnormal Bus Voltage Drop
178
Abnormal Bus Voltage Rise
179
VDC Error
179
Logic Error
180
Low Bus Voltage at Startup
181
Heatsink Overheat Protection
181
Overload Protection
182
IPM Error
182
ACCT Overcurrent Relay Trip
183
DCCT Overcurrent Relay Trip
183
Overcurrent Relay Trip
183
Short-Circuited Ipm/Ground Fault
183
Overcurrent Error Due to Short-Circuited Motor
184
Heatsink Overheat Protection at Startup
184
Return Air Temperature Sensor Fault
185
Gas-Side Pipe Temperature Sensor Fault
185
Intake Air Temperature Sensor Fault
185
HIC Bypass Circuit Outlet Temperature Sensor Fault (Outdoor Unit)
186
Discharge Temperature Sensor (TH4) Fault
186
Accumulator Inlet Temperature Sensor (TH5) Fault
186
HIC Circuit Outlet Temperature Sensor (TH6) Fault
186
Heatsink Temperature Sensor (THHS) Fault
187
High-Pressure Sensor Fault
187
ACCT Sensor Fault
188
DCCT Sensor Fault
188
ACCT Sensor Circuit Fault
189
DCCT Sensor Circuit Fault
190
Open-Circuited Ipm/Loose ACCT Connector
191
Faulty ACCT Wiring
191
Loose Float Switch Connector
192
Remote Controller Board Fault (Nonvolatile Memory Error)
192
Remote Controller Board Fault (Clock IC Error)
192
Indoor Unit Cleaning Operation Error
193
Address Overlap
193
Polarity Setting Error
194
Transmission Processor Hardware Error
195
Transmission Line Bus Busy Error
196
Communication Error between Device and Transmission Processors
196
No ACK Error
197
Error Code 6607
204
No Response Error
205
MA Controller Signal Reception Error (no Signal Reception)
206
MA Remote Controller Signal Transmission Error (Synchronization Error)
207
MA Remote Controller Signal Transmission Error (Hardware Error)
208
MA Controller Signal Reception Error (Start Bit Detection Error)
209
Total Capacity Error
210
Capacity Code Setting Error
211
Wrong Number of Connected Units
212
Address Setting Error
213
Attribute Setting Error
213
Error Code 7110/7111
214
Connection Information Signal Transmission/Reception Error
214
Remote Controller Sensor Fault
214
Error Code 7113/7116/7117
215
Function Setting Error
215
REPLACE Unit Cleaning Setting Error
215
Refrigerant Pipe Cleaning Has Not Been Completed
215
Model Setting Error
215
Incompatible Unit Combination
216
Troubleshooting According to the Remote Controller Malfunction
217
Outdoor Unit Stops at Times During Operation
229
Investigation of Transmission Wave Shape/Noise
230
M-NET Transmission
230
MA Remote Controller Transmission
232
Troubleshooting Principal Parts
233
High-Pressure Sensor (63HS1) and Intermediate-Pressure Sensor
233
Low-Pressure Sensor
234
Solenoid Valve
235
Outdoor Unit Fan
236
LEV Operation
237
Inverter-Related Problems: Troubleshooting and Remedies
243
Inverter Output Related Troubles
245
Trouble Treatment When the Main Power Breaker Is Tripped
248
Trouble Treatment When the Main Power Earth Leakage Breaker Is Tripped
248
Troubleshooting for IGBT Module
249
INV Board External Diagram
250
Control Circuit
251
Indoor Unit
251
Troubleshooting Transmission Power Circuit of Outdoor Unit
252
Refrigerant Leak
253
Compressor Replacement Instructions
255
Plate Heat Exchanger ASSY Replacement Instructions
257
Troubleshooting Using the Outdoor Unit LED Error Display
258
LED Monitor Display on the Outdoor Unit Board
260
How to Read the LED on the Service Monitor
262
LED Monitor Display on the Outdoor Unit Board
262
Time Data Storage Function
263
LED Monitor Display
264
Data before Error
265
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Mitsubishi Electric PUHY-RP200 Specifications
General
Model
PUHY-RP200
Category
Air Conditioner
Type
Heat Pump
Refrigerant
R410A
Power Supply
380-415V, 50Hz
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