INVERTER WALL MOUNTED TYPE ROOM AIR ... - Aircon.Ru

More documents

Recommendations

Info

Over heat of compressor[Gas shortage, defective dischargepipe sensor]Is discharge pipe sensorresistance value good?(page 43)NOConnector connection check, resistancevalue check, replacement of discharge pipesensorYESIs sufficient quantity of refrigerantcirculated?NODoes trouble persist aftercharging gas?NOCheck if there are anyplaces where gas is leaking.YESYESDefective outdoor unit PCBClogged capillary tube orstrainer, defective EEV, etc.Error of signal transmission[Wiring error including power cable, defective indoor/outdoor unit PCB]Does error persist after powerreset?NOTrouble by transient cause, not unit trouble.YESAre the lines connecting the indoorand outdoor units connectednormally?YESNOCorrect improper wire connection on indoor/outdoor unit.Is DC 0~Approx. 12V detectedbetween 2~3 terminals onindoor unit terminal block?NODefective indoor unit PCBYESIs DC 0~Approx. 12V detectedbetween2~3 terminals onoutdoor unit terminal block?NOCheck crossover wires.YESIs AC 220/230/240V appliedbetween 1~2 on the outdoor sideterminal block?NODefective indoor unit PCB. Check crossover wires.YESDefective outdoor unit PCB- 45 -
Outdoor fan motor error[Defective fan motor, connectorpoor connection, defective PCB]Is connector connection good?YESNOCorrect connector connection* Disconnect the fan motorconnector, then investigatethe DC fan motor and outdoorunit circuit board separately.Is the output of the outdoor unit’sprinted circuit board normal?NONOIs DC fan motor resistance value good?YESReplace outdoor fan motorYESReplace outdoor PCBNormalRotor lock[Compressor defect, outdoorunit circuit defect]Is output voltage applied to all 3phases of power transistor?NODefective inverterYESInspect compressor.¡ Check compressor wiring visually.¡ Check insulation resistance. (1 MΩ or over)¡ Check coil wire resistance. (Few Ω)If check results are normal,compressor is locked.(8) Phenomenon observed after shortcircuit, wire breakage on sensor(a) Indoor unitSensorOperationPhenomenonmodeShortcircuitBroken wireRoom temperature Cooling Release of continuous compressor operation command Continuous compressor operation command is not released.sensorHeating Continuous compressor operation command is not released. Release of continuous compressor operation commandHeat exchangersensorHumidity SensorCoolingHeatingCoolingHeatingSystem can be operated normally.High pressure control mode (Inverter stop command)1 in the table below.Normal system operation is possible.Note (1) The humidity sensor is included in the 35 and 50 type only.Continuous compressor operation command is not released.(Anti-frosting)Hot keep (Indoor fan stop)1 in the table below.1 Humidity sensor operationDisconnectedFailure mode Control input circuit reading Air conditioning system operationwireShortCircuit1 Disconnected wire Humidity reading is 0% Operates in the Dry region2 Disconnected wire Humidity reading is 0% Operates in the Dry region12 Disconnected wire Humidity reading is 0% Operates in the Dry region1 and 2 are shortcircuitedHumidity reading is 100% Operates in the Cooling region.Remark: Do not perform a continuity check of the humidity sensor with a tester. If DC current is applied, itcould damage the sensor.Humidity sensorelementConnector(CnF)Humidity sensor assembly- 46 -
Page 1 and 2: Manual No. ’06 . SRK-T . 060INVER
Page 3 and 4: 6 MAINTENANCE DATA ................
Page 5 and 6: 2 SELECTION DATA2.1 SpecificationsI
Page 7 and 8: ModelSRK35ZG-S (Indoor unit)SRC35ZG
Page 9 and 10: 2.2 Range of usage & limitationsIte
Page 11 and 12: 2.4 Piping systemModels SRK20ZG-S,
Page 13 and 14: - 10 -POWER SOURCE1 Phase220/230/24
Page 15 and 16: 4 OUTLINE OF OPERATION CONTROL BY M
Page 17 and 18: 4.5 Flap and louver controlControl
Page 19 and 20: 4.7 Timer operation(1) Comfortable
Page 21 and 22: 4.10 Outline of cooling operation(1
Page 23 and 24: ◆ < II >(a) Operating conditions:
Page 25 and 26: (7) Compressor overheat protection(
Page 27 and 28: 5 APPLICATION DATASAFETY PRECAUTION
Page 29 and 30: 5.2 Installation of indoor unit(1)
Page 31 and 32: [Drain hose changing procedures]1.
Page 33 and 34: (3) Air purge(a) Tighten all flare
Page 35 and 36: 6 MAINTENANCE DATA6.1 Troubleshooti
Page 37 and 38: (5) Self-diagnosis tableWhen this a
Page 39 and 40: *3: To count the number of flashes
Page 41 and 42: Number of flasheswhen in service mo
Page 43 and 44: (e)Room temperature sensor temperat
Page 45 and 46: Service data record formCustomerDat
Page 47: Current cut[Open phase on compresso
Page 51 and 52: (10) How to make sure of remote con
Page 53 and 54: ◆ Check point of outdoor unit (50
Page 55 and 56: 7 INTERFACE KIT (OPTIONAL PARTS)7.1
Page 57 and 58: 7.6 Installation of interface kitAc
Page 59 and 60: Wired remote control connectionPlea
Page 61 and 62: Interface installationInstall the i
Page 63 and 64: 7.8 Installation of wired remote co
Page 65 and 66: (2) Function setting method(a) Stop
Page 67 and 68: (3) Changing the remote control set
Page 69 and 70: (3) Installation(a)AccessoriesPrint
Page 71 and 72: 7.12 External control (remote displ
Page 73 and 74: (3) Lubricating oils for R410AAs th
Page 75 and 76: 43°~45°d) Flare processingMake ce
Page 77 and 78: (2) Identificationa) Piping setA co
Page 79 and 80: ReducingvalveNitrogen gasMFlow mete
Page 81 and 82: e) Flare tool (clutch type)• A fl
Page 83 and 84: f) After charging liquid refrigeran
Page 85 and 86: (4) Recovering proceduresa) Accordi
Page 87: INVERTER WALL MOUNTED TYPEROOM AIR-

INVERTER WALL MOUNTED TYPE ROOM AIR ... - Aircon.Ru

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?