Manuals / Toshiba / Household Appliance / Heat Pump

Toshiba HWS-1402XWHM3-E, HWS-802XWHT6-E HWS-1102H-E, 1402H-E, OFF = 125 ± 4 C, on = 90 ± 5 C

Models: HWS-1402XWHT9-E HWS-1402XWHM3-E HWS-1402XWHT6-E HWS-1501CSHM3-E(-UK) HWS-1402H-E HWS-2101CSHM3-E(-UK) HWS-3001CSHM3-E(-UK) HWS-802XWHM3-E HWS-802H-E HWS-802XWHT6-E

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HWS-1102H-E, 1402H-E

No.	Component name	Type name	Rating

1	Compressor	DA422A3F-25M

2	Outdoor fan motor (x2)	ICF-280-A100-1	Output 100 W

3	Reactor (x2)	CH-44	1.4 mH, 25 A

4	4-way valve coil	UKV-A038	AC230 V full-wave rectifier input, alive time 10 sec or less

5	Pulse motor valve (PMV) coil	VHV-01AP552B1	DC12 V

6	Board	MCC-1560	Input 3Ø, AC230 V±23 V, 50/60 Hz

7	Compressor case thermostat	US-622KXTMQO-SS	OFF = 125 ± 4 °C, ON = 90 ± 5 °C

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Toshiba HWS-1402XWHM3-E, HWS-802XWHT6-E, HWS-802H-E, HWS-802XWHM3-E HWS-1102H-E, 1402H-E, OFF = 125 ± 4 C, on = 90 ± 5 C

Contents

Hydro Unit Outdoor Unit Hot Water CylinderHWS-802XWHT6-E HWS-1102H-E HWS-1402XWHM3-E HWS-1402H-E HWS-1501CSHM3-E-UK HWS-2101CSHM3-E-UK HWS-3001CSHM3-E-UK Contents Method of Defect Diagnosis About symbols ∗ For details, see the schematic∗ Ground wire of class D grounding About indication Do not make additional charge of the refrigerant No modification Do not modify the unit∗ For details, see the parts price list Failure to do so may cause an electric shock ∗ Thick gloves such as cotton work gloves Safety During Installation and Service NEW Refrigerant R410A Installing refrigerant pipe Steel pipe and jointCopper pipe Wall thickness of copper pipe Flare and precautions Flare dimension3 Flare processing related dimension for R410A 4 Dimension of flare for R410A and flare nut Flare connecting procedure and precautions 5 Tightening torque of flare for R410A Reference values Tools Necessary toolsGeneral tools Conventional tools are available Gauge manifold Recharging of refrigerant For refrigerant charging, see the figure below Cylinder without siphon Gauge manifold Outdoor unit Refrigerant cylinder Brazing of pipes Materials of brazingFlux Brazing Prevention of oxidation during brazing Robber plug Specifications Page Outside Drawing Hydro unit HWS-802H-E HWS-1102H-E, 1402H-E HWS-3001CSHM3-E-UKHWS-2101CSHM3-E-UK HWS-1501CSHM3-E-UK Wiring Diagram Block of the outdoor unit Control board Hot Water Cylinder Unit HWS-802XWHM3-E, 802XWHT6-E Key Electric Component RatingModel name Component name Type name Rating M3-E T6-E Model name Component name Type name Rating M3-E T6-E T9-E CAM-MD12TF-15 Component name Type name RatingUS-622KXTMQO-SS OFF = 125 ± 4 C, on = 90 ± 5 C Model name Component name Type name RatingThermal cut-out CSH Water Heat Exchange Control Board P01Red P02White Earth lead wire P09 Black Outdoor Control BoardD503 Green, Outdoor = Hydro F03 250 V, 10 a F700250V,3.15A Diagram System DiagramSystem Water Installation example of water circuit Refrigeration Cycle System Diagram HWS-802XWHM3-E, 802XWHT6-E/802H-EHWS-1402XWHM3-E, 1402XWHT6-E, 1402XWHT9-E/1102H-E, 1402H-E Outdoor unit Hydro unit Operational Description Operation Remote control settings Heating Temperature settingHot water supply Temperature setting Cooling Temperature setting Hot water temperature 40C to 75C Heating temperature 20C to 55CBackup heater control Hydro unit Transmit Cooling temperature 10C to 25COutdoor unit TTW sensor Operation flow and applicable data, etcHot water cylinder unit TWI Pressing the ZONE1, 2 button and then Operation Mode Starts a cooling operationPump priority Zone Operation with heating priority Simultaneous operations of hot water supply and cooling Switches to Hot water Supply operation HOT Water button set to on HOT Water Boost button set to onHeating side 75C Hot water operation HOT Water button set to on Anti bacteria Anti Bacteria operationAnother 30 minutes can be set with FC0B Supply heater Night set back Night SET Back operation Operation 35B 30C 25D 20E Nighttime low-noise operation Operation Hz signal correction Controller set temperatureTemperature settings Water outlet temperature Inverter output change TC TWO TC=TWO THO Keep TSCF-2 TSCF-0Keep TSCF-4 Circulation pump control Hydro Unit Non-interlocked with the built-in pump Flow rateL/min SW3 SW2SW1 SW3 Automatic restart control 1Piping freeze prevention controlHeating operation Night Set Back TWO Piping freeze prevention controlTWI, TWO, THO Hydro Unit Room temperature thermostat control Option TCB-PCMO3E PMV Pulse motor valve control Settings Yes Current degradationCurrent release control Main circuit control current TL C WE tap + 1 tap/20 secs Number of rotation hold Hot water supply and heating fan control For 802H-EFor 1102H-E For 1402H-E Inside brackets For 802H-E Heating operation startsOFF Not energized Intermittently energizedOutput equal to 40W Continuously energized 802H-E 1102H-E, 1402H-E Heating Cooling TC TWO+2 61C Procedure of defect diagnosis Remark Method of Defect Diagnosis Check the power supply voltage About the installation of the temperature sensorMatters to be confirmed first 1 Non-defective operation Outline of the determination diagram Procedure of defect diagnosisHow to determine from the check code on the remote control How to cancel a check code on the remote controller How to diagnose by error code Defect mode detected by the water heat exchange2TWO 3TWI Diagnostic functional operation Number Diagnostic functional operation Number Defect mode detected by the outdoor unit Diagnostic functional operation Number Diagnostic functional operation Number Diagnostic functional operation Defect mode detected by the remote controlDetermination and action A01 Error Pump flow determination Diagnosis flow chart for each error codeHydro unit failure detection A02 Error Temperature rise and error short circuit Replace flow switchReplace TWI, TWO, and THO sensors Yes Water outlet Start A03 Error Temperature rise and error short circuitYes TTW 85C is detected Replace TTW sensor A04 Error Freeze prevention control A05 Error Piping freeze prevention control Yes Lower set temperature Remove wasteWater circuit Place buffer tank Yes Raise set temperature Where frost remainsCooling overload operation Yes Defrost outdoor unit Water cycle contains water Put water into water circuit Recommended 1 2 Bar Secure water Waste stuck inside Remove waste A11 Error Release protection operationTWI sensor is Attach TWI sensor A12 Error Heating or Hot water supply heater failure E04 Error F03 Error TC sensor failure F04 Error TD sensor failureF06 Error TE sensor failure Yes Replace water heat exchange control board F08 Error to sensor failure F07 Error TL sensor failureF10 Error TWI sensor failure F14 Error TTW sensor failure F11 Error TWO sensor failureF17 Error TFI sensor failure F18 Error THO sensor failure F19 Error THO sensor detach failure F20 Error TFI detach failure F23 Error Lo pressure sensor detach failureLo pressure sensor Yes Is detached CN207 When operation TFI s ensor Is attached to pipe F29 Error Eeprom failure F30 Error Enhanced IC failureL07 Error L09 Error Diagnosis procedure for each check code Outdoor Unit Failure Detection Board side Wiring connection Is normal Check and correctCompressor is normal Yes Lock compressor Replace it Yes Heat sink temperature sensor TH failure → See F13 details Communication failure between MCUsCheck outdoor control board If defective, replace it Eeprom failure → See F31 details Power voltage abnormally Yes Deal with short circuit Short circuit, etc Yes Heat sink overheat failureOutdoor control Is cleared, Blower is not blocked Way valve invert failure SW804 SW801 Yes Outdoor fan operates normally Check the same item as Heating operationElement Short circuit Power voltage is normal Check wiring 230ACV ± Diagram YesCorrect wiring Replace outdoor board Replace fan motor Characteristic table TL sensor connector CN604 is connectedTL sensor resistance characteristic is normal Correct TE sensor TS sensor resistance characteristic is normal Suction temperature sensor TS failure100 TC, TWI, TWO, TFI, TTW, TE, TS, to sensors 101TD, TL sensors Operation check by PC board switch Operation check modeOperation check mode Rotary Check contents Remark Switch Component name Check procedure Brief method for checking the key componentsHydro unit 103 Outdoor unit 104802H-E 32.6 ± 3.3 Ω 14.8 ± 1.5 Ω Hydro unit Hydro unit Setting 10Hydro unit and Outdoor Unit Settings105 Hydro unit Function Code Setting 106 107 Details First shipment Details Fist shipment 108Nighttime low-noise end time Trial Operation 109 Auto Curve Setting Set temperature A40 B35 C30 D25 E20 20 T1110 TSC-F Time Setting 111 Set temperature, day , and time Scheduled Operation Setting112 Frost Protection Setting 113 Night Operation Setting 114 Anti Bacteria Setting 115 Nighttime Low-noise Setting Hot Water Boost Setting116 Rated Operation Setting Forced Defrosting Setting117 Display Function of Set Temperature and Other Settings 118 Failure History Calling Function 119 Outdoor unit Outdoor Unit Setting 120 121 122 Function and details 123 Item setting Temperature sensor 124Current Compressor PMV openness Operation Pulse Frequency LED indication 125 Operation when press button switch SW801 is pressedSW804 SW804 Operation when press button switch SW801 is pressed 126 11How to Exchange Main Parts Work procedure RemarksHydro Unit 127 Remote controller cable 128Remote Controller holder Electric parts assembly 129Relay board MgSW 130 131 Exchange parts name Work procedure RemarksExpansion vessel 132 PumpFixing Board 133 Exchanger inlet pipe so that the wire is place onManometer 134 135 Outdoor Unit 2-1. HWS-802H-E 136 137 Remove the power source cable from the power 138Lead CN202 Black Fan motor lead Binding tie Compressor lead, Relay connector 139 140 Propeller fan Turn it right to loosenFlange nut Fan motor 141 142 143 144 SpringValve body Pulse motor 145 146 Inverter assembly 147Heat exchanger Valve fixing board Case thermostat, fan motor 148Reactor lead CN05 White Name Electric parts Reactor Replacement 1Perform the step 149Reactor lead Reactor lead Binding tie Reactor body 150 Fixing rubber Projection/Refrigerant cycle side Fan motor 151 Compressor nut 3 nuts 152 Pulse motor valve coil 1. How to remove 1Perform the step 153Recess Pulse motor valve body Positioning Motorized Projection Control valve coil Inspection items 12Periodic Inspection Items154 13Part Exploded View, Part List 155 156 157 158 Outdoor UnitHWS802H-E 002 159 Inverter Assembly HWS-802H-E Sensor assembly 701 F6 TS, TE, TD sensor160 TD, TL sensor 161 162 Outdoor Unit HWS-1102H-E, 1402H-E 163 164 Inverter Assembly HWS-1102H-E, 1402H-ETS, TE, to sensor 165 43158190Reactor 4316V357 166