164
Electronics and wiring
5.7 Power Supplies
K1-2 Contactors
Specifications:
Contacts:
3 N.O. and 1 N.C.
Up to 690V AC and 220V DC.
Control Voltage:
24 − 250V 50/60Hz or 12 − 250V DC.
Functions:
These relays are connected to scroll compressor with different phase
sequences and KSF relay choose which one is proper one to activate.
Replacement:
CAUTION! Keep mechanical interblock
ALT Alternator
Specifications:
Tension 14V
Current 120A
Connections:
B+ +
D+ 9th
B-
-
Testing:
It is possible to check alternator tension directly from SERV menu.
Alt. Tension Values:
-
Turned OFF unit
0V
-
Road Mode Starting Unit
3V
during alternator excitation phase, by 9th wire, than voltage rise to 12V with engine
start.
-
Road Mode Operation
12V
-
Stand-By Mode Operation
0V
-
Regulator Defective
0V
or
Voltage equal to battery
Functions:
Alternator powers all of unit low voltage electrical devices and charge battery.
Alarm:
A17 - Alternator Failure
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Страница 1: ...0MAN295 USA WORKSHOPMANUAL un0...
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Страница 17: ...Section1 Generalinformation...
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Страница 31: ...Section2 Descriptionoftheunit...
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Страница 37: ...26 Description of the unit 2 1 Condensing unit Under Mount Discharge line Suction line Heat defrost line...
Страница 45: ...34 Description of the unit 2 2 Evaporating section...
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Страница 47: ...Section3 CoolingCircuit...
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Страница 95: ...Section4 DieselEngine...
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Страница 98: ...87 4 1 Belts Diesel Engine 4 Diesel Engine 4 1 Belts Individual Protection Devices Googles Gloves Proper tools...
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Страница 131: ...Section5 ElectronicsandWirings...
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Страница 146: ...135 5 2 Electronic Boards Electronics and wiring 5 2 Electronic Boards CPU board...
Страница 150: ...139 5 2 Electronic Boards Electronics and wiring Relay Board...
Страница 155: ...144 Electronics and wiring 5 2 Electronic Boards Low Voltage Wirings...
Страница 156: ...145 5 2 Electronic Boards Electronics and wiring High Voltage Wirings...
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Страница 179: ...Section6 Alarms Troubleshooting...
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Страница 183: ...172 Alarms Troubleshooting 6 1 StandardAlarms A04 Low Pressure Switch...
Страница 184: ...173 6 1 StandardAlarms Alarms Troubleshooting A07 Water Temperature A08 Door Microswitch...
Страница 185: ...174 Alarms Troubleshooting 6 1 StandardAlarms A10 Oil Pressure...
Страница 186: ...175 6 1 StandardAlarms Alarms Troubleshooting A11 High Pressure...
Страница 187: ...176 Alarms Troubleshooting 6 1 StandardAlarms A14 Net compressor high temperature A15 Low Battery...
Страница 188: ...177 6 1 StandardAlarms Alarms Troubleshooting A16 Engine Failure...
Страница 189: ...178 Alarms Troubleshooting 6 1 StandardAlarms A17 Alternator Failure...
Страница 190: ...179 6 1 StandardAlarms Alarms Troubleshooting A18 Water sensor error...
Страница 193: ...182 Alarms Troubleshooting 6 3 Troubleshooting 6 3 Troubleshooting Condenser fan is not running...
Страница 194: ...183 6 3 Troubleshooting Alarms Troubleshooting Evaporator fan is not running F20 Fuse blows often...
Страница 195: ...184 Alarms Troubleshooting 6 3 Troubleshooting Unit does not start after blackout...
Страница 196: ...185 6 3 Troubleshooting Alarms Troubleshooting Unit not performing...
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Страница 199: ...Annex1 Parameters...
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