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Fujitsu AUXB04GALH Service Manual
Also see for UTP-VX30A: Installation manualInstallation manual
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Contents
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Trouble shooting 5 E14. 3INDOOR UNIT Error Method:Indoor unit Network communicationErrorIndicate or Display:Indoor Unit : Operation LED 1 times Flash, Timer LED 4 Times Flash,Filter LED Continuous Flash.Outdoor Unit : E.1 4. 1 / 1 4. 2 *Error Code : 1 4 / 1 6 / 9 U / 14.1 / 14.2 / 14.3 *Detective Actuators:Indoor unit Controller PCB circuitIndoor unit Communication PCBDetective details:When the cut-off of network communication is detected (more than 90 secondspassed since the last receipt of Outdoor unit signal).Check Point 2 : Check the connectionAfter turning off the power, check and correct followings.Is Indoor Communication PCB loose?Check loose or removed connection of communication line Indoor unit => Outdoor unit.When the signal amplifier is connected , Check the error indication of signal amplifier. ( Refer to the installation manual)Check Point 3 : Check Communication PCBReplace Communication PCB of the Indoor units that have the error.OKForecast of Cause :1. Outside cause 2.Connection failure 3. Communication PCB failure 4. Controller PCB failureCheck Point 1 : Check if any outside cause such as voltage drop or noiseInstant voltage drop ----- Check if there is any electric equipment with a large load within the same circuit.Momentary power failure ----- Check contact failure or leak current in power supply circuit>>Check power supply for Outdoor Unit as well.Check if there is any equipment that causes harmonic wave near the power cable(Neon light bulb or any electronic equipment which causes harmonic wave). And check the complete insulation of grounding.>>If the same symptom does not reappear after resetting the power, possibility of noise is high.Check Point 4 : Check Controller PCBOKReplace controller PCB of the Indoor units that have the error.* Outdoor unit indicates 1 4.1 or 1 4.2 (No communication from 14.3 Error Indoor unit)Peripheral device indicates 1 4 or 1 6Refer to SERVICE INFORMATION Network communication Abnormal04-13 |
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This manual is suitable for:
UTP-VX30AUTP-VX60AUTP-VX90AABxA12GATH seriesABxA14GATH seriesABxA18GATH seriesABxA24GATH seriesABxA30GATH seriesABxA36GATH seriesABxA45GATH seriesABxA54GATH seriesAGHA004GCAHAGHA007GCAHAGHA009GCAHAGHA012GCAHAGHA014GCAHAGHE004GCAHAGHE007GCAHAGHE009GCAHAGHE012GCAHAGHE014GCAHAGYA004GCAHAGYA007GCAHAGYA009GCAHAGYA012GCAHAGYA014GCAHAGYE004GCAHAGYE007GCAHAGYE009GCAHAGYE012GCAHAGYE014GCAHAIRSTAGE ASHA24GACHAIRSTAGE ARXA24GALHAIRSTAGE ARXA30GALHAIRSTAGE ARXA36GALHAIRSTAGE ARXA45GALHAIRSTAGE ARXB07GALHAIRSTAGE ARXB09GALHAIRSTAGE ARXB12GALHAIRSTAGE ARXB14GALHAIRSTAGE ARXB18GALHAIRSTAGE ARXB24GALHAIRSTAGE ARXB30GALHAIRSTAGE ARXB36GALHAIRSTAGE ARXB45GALHAIRSTAGE ASHA18GACHAIRSTAGE ASHA30GACHAIRSTAGE ASYA18GACHAIRSTAGE ASYA24GACHAIRSTAGE ASYA30GACHAJx072LELAH seriesAJx090LELAH seriesAJx108LELAH seriesARXA24GBxH seriesARXA30GBxHseriesARXA36GBxH seriesARXA45GBxH seriesARXC36GATHARXC36GBTHARXC45GATHARXC60GATHARXC72GATHARXC72GBTHARXC90GATHARXC90GBTHARXD04GALHARXD07GAxH seriesARXD09GAxH seriesARXD12GAxH seriesARXD14GAxH seriesARXD18GAxH seriesARXD24GAxH seriesARXH054GTAHARXH072GTAHARXH096GTAHARXK04GCLHARXK07GCLHARXK09GCLHARXK12GCLHARXK14GCLHARXK18GCLHARXK24GCLHASHA004GTAHASHA007GTAHASHA009GTAHASHA030GTAHASHA034GTAHASHA18GBCHASHA24GBCHASHA30GBCHASHE004GTAHASHE007GTAHASHE009GTAHASxA04GACH seriesASxA07GAxH seriesASxA09GAxH seriesASxA12GAxH seriesASxA14GAxH seriesASxA18GAxH seriesASxA24GAxH seriesASxA30GAxH seriesASxE04GACH seriesASxE07GACH seriesASxE09GACH seriesASxE12GACH seriesASxE14GACH seriesASYA004GTAHASYA007GTAHASYA009GTAHASYA030GTAHASYA034GTAHASYA18GBCHASYA24GBCHASYA30GBCHASYE004GTAHASYE007GTAHASYE009GTAHAUXA18GALHAUXA24GALHAUXA30GAxH seriesAUXA36GAxH seriesAUXA45GAxH seriesAUXA54GAxH seriesAUXB04GALHAUXB04GBLHAUXB07GALHAUXB07GATHAUXB07GAxH seriesAUXB09GALHAUXB09GATHAUXB09GAxH seriesAUXB12GALHAUXB12GATHAUXB12GAxH seriesAUXB14GALHAUXB14GATHAUXB14GAxH seriesAUXB18GALHAUXB18GATHAUXB18GAxH seriesAUXB24GALHAUXB24GATHAUXB24GAxH seriesAUXD18GAxH seriesAUXD24GAxHseriesAUXK018GLAHAUXK024GLAHAUXK030GLAHAUXK034GLAHAUXK036GLAHAUXK045GLAHAUXK054GLAHAUXM018GLAHAUXM024GLAHAUXM030GLAHUTY-VDGX
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