J22 Port ............................................................................................................................................................................................ 143
J23 Port ............................................................................................................................................................................................ 143
Low Voltage Wirings .............................................................................................................................................................................. 144
High Voltage Wirings ............................................................................................................................................................................. 145
Wiring diagram symbol-key ................................................................................................................................................................ 146
5.3
Digital Sensors .............................................................................................................................................................................................. 147
SA Differential Air Switch ..................................................................................................................................................................... 147
FTQ Water Temperature Switch......................................................................................................................................................... 147
SAE Pressure Switches .......................................................................................................................................................................... 148
PMI Low Pressure Switch Specifications:.............................................................................................................................. 148
PMX High Pressure Switch ........................................................................................................................................................ 149
P1MX Condenser Fan Switch ................................................................................................................................................... 149
PO Oil Pressure Switch .......................................................................................................................................................................... 150
FTS1-2 Defrost End Temperature Switches ................................................................................................................................... 150
MP Unit Door Micro-switch ................................................................................................................................................................. 151
ON/OFF Button ........................................................................................................................................................................................ 151
MPC Cold-Room Door Micro-switch (optional) ............................................................................................................................ 151
5.4
Electrical Protection Devices .................................................................................................................................................................... 152
FMIS Circuit Breaker ............................................................................................................................................................................... 152
FM1 Thermal Overload relay ............................................................................................................................................................... 152
FGS Scroll Compressor Protection Thermostat ............................................................................................................................ 153
Fuses ........................................................................................................................................................................................................... 153
KB Battery Relay ...................................................................................................................................................................................... 153
5.5
Temperature Probes ................................................................................................................................................................................... 154
Probe Testing Procedure...................................................................................................................................................................... 154
BA Cold Room Temperature Probe ........................................................................................................................................ 154
BL Ev. Air Delivery Probe (Single-temp unit only) ............................................................................................................. 154
BH Engine Coolant Temperature Probe ............................................................................................................................... 155
BA2-3 2
nd
or 3
rd
Cold RoomProbe (Multi-temp unit only) ............................................................................................. 155
BE External Temperature Probe optional ............................................................................................................................. 155
5.6
Managed Devices ......................................................................................................................................................................................... 156
Single-temperature unit Solenoid Valve Coils .............................................................................................................................. 156
YK Starting Capacity Control Valve Coil ................................................................................................................................ 156
YS 3-Way Defrost Valve Coil ...................................................................................................................................................... 156
Multi-temperature unit Solenoid Valve Coils ................................................................................................................................ 157
YK Starting Capacity Control Valve Coil ................................................................................................................................ 157
YP Capacity Control Valve Coil ................................................................................................................................................ 157
Y3V 3-Way Defrost Valve Coil ................................................................................................................................................... 157
YF1 Evaporator 1 Cooling Valve Coil ..................................................................................................................................... 158
YC1 Evaporator 1 Heating Valve Coil ..................................................................................................................................... 158
Summary of Contents for un0 010
Page 1: ...0MAN295 USA WORKSHOPMANUAL un0...
Page 4: ......
Page 15: ......
Page 16: ......
Page 17: ...Section1 Generalinformation...
Page 19: ......
Page 30: ......
Page 31: ...Section2 Descriptionoftheunit...
Page 33: ......
Page 45: ...34 Description of the unit 2 2 Evaporating section...
Page 46: ......
Page 47: ...Section3 CoolingCircuit...
Page 94: ......
Page 95: ...Section4 DieselEngine...
Page 97: ......
Page 130: ......
Page 131: ...Section5 ElectronicsandWirings...
Page 135: ......
Page 146: ...135 5 2 Electronic Boards Electronics and wiring 5 2 Electronic Boards CPU board...
Page 150: ...139 5 2 Electronic Boards Electronics and wiring Relay Board...
Page 155: ...144 Electronics and wiring 5 2 Electronic Boards Low Voltage Wirings...
Page 156: ...145 5 2 Electronic Boards Electronics and wiring High Voltage Wirings...
Page 178: ......
Page 179: ...Section6 Alarms Troubleshooting...
Page 181: ......
Page 183: ...172 Alarms Troubleshooting 6 1 StandardAlarms A04 Low Pressure Switch...
Page 184: ...173 6 1 StandardAlarms Alarms Troubleshooting A07 Water Temperature A08 Door Microswitch...
Page 185: ...174 Alarms Troubleshooting 6 1 StandardAlarms A10 Oil Pressure...
Page 186: ...175 6 1 StandardAlarms Alarms Troubleshooting A11 High Pressure...
Page 188: ...177 6 1 StandardAlarms Alarms Troubleshooting A16 Engine Failure...
Page 189: ...178 Alarms Troubleshooting 6 1 StandardAlarms A17 Alternator Failure...
Page 190: ...179 6 1 StandardAlarms Alarms Troubleshooting A18 Water sensor error...
Page 195: ...184 Alarms Troubleshooting 6 3 Troubleshooting Unit does not start after blackout...
Page 196: ...185 6 3 Troubleshooting Alarms Troubleshooting Unit not performing...
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Page 198: ......
Page 199: ...Annex1 Parameters...
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