Manuals / Toshiba / Household Appliance / Heat Pump

Toshiba HWS-802XWHM3-E, HWS-802XWHT6-E, HWS-802H-E, HWS-3001CSHM3-E(-UK), HWS-1402H-E F700250V,3.15A

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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Page 32

HWS-1102H-E, 1402H-E

Fan motor output (Lower)	Fan motor output (Upper)
CN300(White)	CN400(White)

Case thermostat connector

CN609(Blue)

Power circuit protection fuse F100(250V,3.15A, plastic case)

4-way valve connector CN701(White)

Compressor ON output connector CN704(Blue)

External input connector CN610(Yellow)

	Special operation switches
	SW801
	SW804
	Display change-over
	switches
	SW800
	SW803
	Temperature sensor
	connectors
	TL CN604(White)
	TD CN603(White)
	TO CN602(Yellow)
	TE CN601(White)
	TS CN600(White)
	Alive, abnormal display LEDs
	D800 804(Yellow)
	D805(Green)
	PMV connector
	CN710(White)	4-way valve protection fuse
	Initialization switch	4-way valve protection fuse
	Initialization switch	F700(250V,3.15A
	SW802	plastic case)
	Hydro-outdoor communication	Connecting cable connector
	Hydro-outdoor communication	CN04(White)
	signal LEDs
	D503 (Green, Outdoor =>Hydro)	Connecting cable protection fuse
	D502 (Amber, Hydro => Outdoor)	F03(250V,10A)

Compressor output terminals

CN202Electrolytic capacitors CN201

CN200

Power supply connection lead wires

P01(Red)

P02(White)

P03(Black)

Earth lead wire

P09(Black)

Power supply protection fuses F01

(250V,25A)

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Image 32

Toshiba HWS-802XWHM3-E, HWS-802XWHT6-E, HWS-802H-E, HWS-3001CSHM3-E(-UK), HWS-2101CSHM3-E(-UK), HWS-1402H-E F700250V,3.15A

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 ∗ For details, see the parts price list No modification Do not modify the unitDo not make additional charge of the refrigerant 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 Model name Component name Type name Rating M3-E T6-E Key Electric Component RatingHWS-802XWHM3-E, 802XWHT6-E Model name Component name Type name Rating M3-E T6-E T9-E US-622KXTMQO-SS Component name Type name RatingCAM-MD12TF-15 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 Outdoor unit Cooling temperature 10C to 25CTransmit Hot water cylinder unit Operation flow and applicable data, etcTTW sensor 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 Keep TSCF-4 TSCF-0TSCF-2 Circulation pump control Hydro Unit Non-interlocked with the built-in pump Flow rateL/min SW3 SW2SW1 SW3 Heating operation Night Set Back 1Piping freeze prevention controlAutomatic restart control TWI, TWO, THO Piping freeze prevention controlTWO 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 OFF Heating operation startsInside brackets For 802H-E 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 Determination and action Defect mode detected by the remote controlDiagnostic functional operation Hydro unit failure detection Diagnosis flow chart for each error codeA01 Error Pump flow determination A02 Error Temperature rise and error short circuit Replace flow switchReplace TWI, TWO, and THO sensors Yes Water outlet Yes TTW 85C is detected Replace TTW sensor A03 Error Temperature rise and error short circuitStart 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 TWI sensor is Attach TWI sensor A11 Error Release protection operationSecure water Waste stuck inside Remove waste 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 F10 Error TWI sensor failure F07 Error TL sensor failureF08 Error to sensor failure F17 Error TFI sensor failure F11 Error TWO sensor failureF14 Error TTW 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 Element Short circuit Heating operationYes Outdoor fan operates normally Check the same item as 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 100 Suction temperature sensor TS failureTS sensor resistance characteristic is normal TD, TL sensors 101TC, TWI, TWO, TFI, TTW, TE, TS, to 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 105 10Hydro unit and Outdoor Unit SettingsHydro unit Hydro unit Setting Hydro unit Function Code Setting 106 107 Details First shipment Nighttime low-noise end time 108Details Fist shipment Trial Operation 109 Auto Curve Setting Set temperature A40 B35 C30 D25 E20 20 T1110 TSC-F Time Setting 111 112 Scheduled Operation SettingSet temperature, day , and time Frost Protection Setting 113 Night Operation Setting 114 Anti Bacteria Setting 115 116 Hot Water Boost SettingNighttime Low-noise Setting 117 Forced Defrosting SettingRated Operation Setting 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 SW804 Operation when press button switch SW801 is pressed125 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 Expansion vessel Exchange parts name Work procedure Remarks131 132 PumpFixing Board Manometer Exchanger inlet pipe so that the wire is place on133 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 Reactor lead CN05 White 148Case thermostat, fan motor 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 154 12Periodic Inspection ItemsInspection items 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 TS, TE, to sensor Inverter Assembly HWS-1102H-E, 1402H-E164 165 43158190Reactor 4316V357 166