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Panasonic Mini UM M Manuals
Manuals and User Guides for Panasonic Mini UM M. We have
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Panasonic Mini UM M manual available for free PDF download: Service Manual
Panasonic Mini UM M Service Manual (216 pages)
Heat Pump 50Hz
Brand:
Panasonic
| Category:
Heat Pump
| Size: 10.07 MB
Table of Contents
Table of Contents
2
Introduction
6
Safety Cautions
6
Part 1 General Information
10
Model Names of Indoor/Outdoor Units
11
External Appearance
12
Indoor Units
12
Capacity Range
13
Part 2 Specifications
14
Specifications
15
Outdoor Units
15
Indoor Units
17
Ceiling Suspended Type
22
Floor Standing Type
25
Part 3 List of Electrical and Functional Parts
30
List of Electrical and Functional Parts
31
Outdoor Unit
31
Indoor Unit
32
Part 4 Refrigerant Circuit
36
Refrigerant Circuit
37
U-4-5-6Ml3Dpq
37
Functional Parts Layout
39
U-4-5-6Ml3Dpq
39
Part 5 Function
40
Operation Mode
41
Basic Control
42
Normal Operation
42
Compressor PI Control
43
Electronic Expansion Valve PI Control
44
Cooling Operation Fan Control
45
Special Control
46
Startup Control
46
Oil Return Operation
47
Defrosting Operation
49
Pump-Down Residual Operation
50
Restart Standby
51
Stopping Operation
52
Pressure Equalization Prior to Startup
53
Protection Control
54
High Pressure Protection Control
54
Low Pressure Protection Control
55
Discharge Pipe Protection Control
56
Inverter Protection Control
57
Other Control
58
Demand Operation
58
Heating Operation Prohibition
58
Outline of Control (Indoor Unit)
59
Drain Pump Control
59
Louver Control for Preventing Ceiling Dirt
61
Thermostat Sensor in Remote Controller
62
Freeze Prevention
64
View of Operations of Swing Flaps
65
Part 6 Test Operation
66
Test Operation
67
Procedure and Outline
67
Operation When Power Is Turned on
70
Outdoor Unit PC Board Layout
71
Field Setting
72
Field Setting from Remote Controller
72
Detailed Explanation of Setting Modes
77
Field Setting from Outdoor Unit
84
Detail of Setting Mode
90
Part 7 Troubleshooting
100
Troubleshooting by Remote Controller
102
The INSPECTION / TEST Button
102
Self-Diagnosis by Wired Remote Controller
103
Self-Diagnosis by Wireless Remote Controller
104
Operation of the Remote Controller's Inspection / Test Operation Button
106
Remote Controller Service Mode
107
List of Malfunction Code
109
Malfunction Code Indication by Outdoor Unit PCB
111
A0" Indoor Unit: Error of External Protection Device
113
Troubleshooting by Indication on the Remote Controller
113
A1" Indoor Unit: PC Board Defect
114
A3" Indoor Unit: Malfunction of Drain Level Control System (33H)
115
A6" Indoor Unit: Fan Motor (M1F) Lock, Overload
117
A7" Indoor Unit: Malfunction of Swing Flap Motor (MA)
118
A9" Indoor Unit: Malfunction of Moving Part of Electronic Expansion Valve (20E)
120
AF" Indoor Unit: Drain Level above Limit
122
AJ" Indoor Unit: Malfunction of Capacity Determination Device
123
C4" Indoor Unit: Malfunction of Thermistor (R2T) for Heat Exchanger
124
C5" Indoor Unit: Malfunction of Thermistor (R3T) for Gas Pipes
125
C9" Indoor Unit: Malfunction of Thermistor (R1T) for Suction Air
126
CA" Indoor Unit: Malfunction of Thermistor for Discharge Air
127
CJ" Indoor Unit: Malfunction of Thermostat Sensor in Remote Controller
128
E1" Outdoor Unit: PC Board Defect
129
E3" Outdoor Unit: Actuation of High Pressure Switch
130
E4" Outdoor Unit: Actuation of Low Pressure Switch
131
E5" Compressor Motor Lock
132
E7" Malfunction of Outdoor Unit Fan Motor
133
E9" Outdoor Unit: Malfunction of Moving Part of Electronic Expansion Valve
135
F3" Outdoor Unit: Abnormal Discharge Pipe Temperature
137
H9" Outdoor Unit: Malfunction of Thermistor for Outdoor Air (R1T)
138
J3" Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R3T)
139
J5" Outdoor Unit: Malfunction of Thermistor (R2T) for Suction Pipe
140
J6" Outdoor Unit: Malfunction of Thermistor (R4T) for Outdoor Unit Heat Exchanger
141
J9" Malfunction of Receiver Gas Pipe Thermistor (R5T)
142
JA" Outdoor Unit: Malfunction of High Pressure Sensor
143
JC" Outdoor Unit: Malfunction of Low Pressure Sensor
144
L4" Outdoor Unit: Malfunction of Inverter Radiating Fin Temperature Rise
145
L5" Outdoor Unit: Inverter Compressor Abnormal
146
L8" Outdoor Unit: Inverter Current Abnormal
147
L9" Outdoor Unit: Inverter Start up Error
148
LC" Outdoor Unit: Malfunction of Transmission between Inverter and Control PC Board
149
P4" Outdoor Unit: Malfunction of Inverter Radiating Fin Temperature Rise Sensor
151
PJ" Outdoor Unit: Faulty Combination of Inverter and Fan Driver
152
UO" Low Pressure Drop Due to Refrigerant Shortage or Electronic Expansion Valve Failure
153
U2" Power Supply Insufficient or Instantaneous Failure
154
Troubleshooting
155
U3" Check Operation Not Executed
156
U4" Malfunction of Transmission between Indoor Units and Outdoor Units
157
U5" Malfunction of Transmission between Remote Controller and Indoor Unit
159
U8" Malfunction of Transmission between Master and Slave Remote Controllers
160
U9" Malfunction of Transmission between Indoor and Outdoor Units in the same System
161
UA" Excessive Number of Indoor Units
163
UC" Address Duplication of Central Remote Controller
164
UE" Malfunction of Transmission between Central Remote Controller and Indoor Unit
165
UF" Refrigerant System Not Set, Incompatible Wiring/Piping
167
UH" Malfunction of System, Refrigerant System Address Undefined
168
Troubleshooting by Indication on the Centralized Remote Controller
169
UE" Malfunction of Transmission between Centralized Remote Controller and Indoor Unit
169
Troubleshooting by Indication on the Centralized Remote Controller.160
169
M1" PC Board Defect
170
M8" Malfunction of Transmission between Optional Controllers for Centralized Control
171
MA" Improper Combination of Optional Controllers for Centralized Control
172
MC" Address Duplication, Improper Setting
174
Troubleshooting by Indication on the Unified ON/OFF Controller
175
Operation Lamp Blinks
175
Display "Under Host Computer Integrate Control" Blinks (Repeats Single Blink)
177
Display "Under Host Computer Integrate Control" Blinks (Repeats Double Blink)
180
Troubleshooting (OP: Schedule Timer)
181
UE" Malfunction of Transmission between Central Remote Controller and Indoor Unit
181
M1" PC Board Defect
183
M8" Malfunction of Transmission between Optional Controllers for Centralized Control
184
MA" Improper Combination of Optional Controllers for Centralized Control
185
MC" Address Duplication, Improper Setting
187
Check
188
Part 8 Appendix
190
Piping Diagrams
191
Outdoor Unit
191
Indoor Unit
192
Wiring Diagrams for Reference
194
Outdoor Unit
194
Indoor Unit
195
Thermistor Resistance / Temperature Characteristics
199
Pressure Sensor
201
Part 9 Precautions for New Refrigerant (R410A)
202
Precautions for New Refrigerant (R410A)
203
Outline
203
Service Tools
205
Index
212
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