Daikin R-410A Service Manual

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Contents

Daikin R-410A Service Manual Manual pdf 223 page image

SiBE39-402ADrawings & Flow Charts iiiDrawings & Flow ChartsAabnormal discharge pipe temperature ..................134actuation of high pressure switch..........................127actuation of low pressure switch ...........................128address duplication of central remote controller ...161address duplication, improper setting .......... 171, 184Ccentralized control group no. settingbrc1a type .........................................................77brc7c type .........................................................77group no. setting example ................................78charge hose for r410a ...........................................208charge mouthpiece................................................209charging cylinder ...................................................208check no. 11..........................................................186check no. 8............................................................185check no. 9............................................................185check operation.......................................................65check operation not executed ...............................153check work prior to turn power supply on................64compressor motor lock..........................................129contents of control modeshow to select operation mode...........................80cooling operation fan control ...................................42Ddischarge pipe protection control ............................53display “under host computer integrate control”blinks (repeats double blink) ..........................177display “under host computer integrate control”blinks (repeats single blink)............................174display of sensor and address data ......................105drain level above limit............................................119drain pump controlwhen the float switch is tripped and “af” isdisplayed on the remote controller.......57when the float switch is tripped during coolingoff by thermostat ..................................56when the float switch is tripped during heatingoperation..............................................57when the float switch is tripped while thecooling thermostat is on.......................56Eerror of external protection device.........................110excessive number of indoor units..........................160Ffan motor (m1f) lock, overload ..............................114faulty combination of inverter and fan driver .........149field setting from outdoor unitmode changing procedure ................................82flaring tool..............................................................205forced fan on .........................................................105freeze prevention ................................................... 61functional parts layout ............................................ 36Ggauge manifold for r410a ..................................... 207Hhigh pressure protection control ............................. 51how to enter the service mode ............................. 104Iimproper combination of optional controllers forcentralized control ................................. 169, 182individual setting................................................... 105inverter compressor abnormal.............................. 143inverter current abnormal ..................................... 144inverter protection control....................................... 54inverter start up error............................................ 145Lleak tester............................................................. 207louver control for preventing ceiling dirt.................. 58low pressure drop due to refrigerant shortage orelectronic expansion valve failure ................. 150low pressure protection control .............................. 52Mmalfunction hysteresis display ............................. 105malfunction of capacity determination device....... 120malfunction of discharge pipe thermistor (r3t) ...... 136malfunction of drain level control system (33h) .... 112malfunction of high pressure sensor .................... 140malfunction of inverter radiating fin temperaturerise ................................................................ 142malfunction of inverter radiating fin temperaturerise sensor..................................................... 148malfunction of low pressure sensor...................... 141malfunction of moving part of electronicexpansion valve ............................................ 132malfunction of moving part of electronicexpansion valve (20e) ................................... 117malfunction of outdoor unit fan motor................... 130malfunction of receiver gas pipe thermistor (r5t) .. 139malfunction of swing flap motor (ma) ................... 115malfunction of system, refrigerant systemaddress undefined......................................... 165malfunction of thermistor (r1t) for suction air........ 123malfunction of thermistor (r2t) for heat exchanger 121malfunction of thermistor (r2t) for suction pipe ..... 137malfunction of thermistor (r3t) for gas pipes......... 122malfunction of thermistor (r4t) for outdoor unitheat exchanger ............................................. 138malfunction of thermistor for discharge air ........... 124malfunction of thermistor for outdoor air (r1t) ....... 135

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