Table of Contents
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AIR TO WATER HEAT PUMP
Installation Manual
Hydro Unit -Wall Mounted Type-
Model name:
HWT-601XWHM3W-E
HWT-601XWHT6W-E
HWT-1101XWHM3W-E
HWT-1101XWHT6W-E
HWT-1101XWHT9W-E
R32
English
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Table of Contents
Related Manuals for Toshiba HWT-601XWHM3W-E
Summary of Contents for Toshiba HWT-601XWHM3W-E
- Page 1 AIR TO WATER HEAT PUMP Installation Manual Hydro Unit -Wall Mounted Type- Model name: HWT-601XWHM3W-E HWT-601XWHT6W-E HWT-1101XWHM3W-E HWT-1101XWHT6W-E HWT-1101XWHT9W-E English...
- Page 2 Hydro Unit Backup heater 401HW-E 601HW-E 801HW-E 1101HW-E 801HRW-E 1101HRW-E HWT-601XWHM3W-E – – – – ~, 3 kW This Air to Water Heat Pump uses an HFC refrigerant (R32) in order to prevent destruction of the ozone layer. HWT-601XWHT6W-E –...
- Page 3 Hydro Unit Installation Manual Accessory parts Hydro Unit 4 kW, 6 kW model Hydro Unit HWT-601XWHM3W-E HWT-601XWHT6W-E Parts name Quantity Back up heater capacity (kW) Installation Manual (this document) for back up heater 220-240 V ~ 50 Hz 380-415 V 3N~ 50 Hz Owner’s Manual...
- Page 4 Hydro Unit Installation Manual – 3 – Preparations for installation Precautions for safety ■ General safety precautions ■ Parts required to connect this product (Common items) Ensure that all Local, National and International regulations are Category Part Quantity Specification satisfied. Strainer (water filter) 1"...
- Page 5 Hydro Unit Installation Manual • Install the refrigerant pipe securely during installation and before • Be sure to turn off all main power supply switches or the circuit operation. breaker before starting any electrical work. If the compressor is operated with no pipe work connected and Ensure all power switches are off, failure to do so can cause valves open the compressor will suck air which would result in electric shock.
- Page 6 Hydro Unit Installation Manual – 5 – ■ Notes on system design • Wear heavy duty gloves during installation work to avoid injury. • Install the Outdoor Unit securely in a location where the base can • The inlet water temperature to the Hydro Unit for HWT-110 must sustain the weight adequately.
- Page 7 Hydro Unit Installation Manual ■ Example of Hydro Unit installation Example of 2-zone temperature control and hot water supply system ■ Example of installation for cooling and heating The following shows an example of the 2-zone temperature control. A buffer tank and a water pump are required for the 2-zone temperature control. When both cooling and heating modes are required a 2-way valve must be installed to isolate the radiator or under- ▼Fig.5-02 floor heating circuit.
- Page 8 Hydro Unit Installation Manual – 7 – ■ Main components of Hydro Unit E-box layout ▼Fig.6-02 ■ Exploded view and description for Hydro Unit ▼Fig.6-01 CN22 Digital output terminals CN21 Digital input terminals CN20 TTW & TFI sensor CN23 terminal connection 230VAC 50Hz output terminals TB02...
- Page 9 Hydro Unit Installation Manual ■ ■ Hydro Unit Positioning Refrigerant piping The back side of the Hydro Unit can be highly heated, therefore, the installing surface must be heat-resistant. installation WARNING WARNING Service space ▼Fig.7-02 ▼Fig.7-03 Secure a service space for the Hydro Unit. •...
- Page 10 Hydro Unit Installation Manual – 9 – Refrigeration pipe Tightening Water pipe ▼Fig.7-09 The length and height of the refrigeration pipe must be • Connect the refrigerant pipes, from the Outdoor Unit, Design the water pipe length within the QH within the following values.
- Page 11 Hydro Unit Installation Manual Piping to hot water cylinder (option) Expression for expansion vessel selection Pump operation/configuration Water supplied to the hot water cylinder is branched by ▼Fig.7-14 Hydraulic heat exchanger (6 kW) QH characteristics a motorized 3-way valve (locally procured). Minimum flow rate For the specifications of the motorized 3-way valve, refer to “Control parts specifications”...
- Page 12 Hydro Unit Installation Manual – 11 – Water charging Water quality Control line Fill the system with water until the pressure gauge The water used must satisfy EN directive 98/83 EC. ▼Fig.7-17 shows the recommended pressure value of 0.15 MPa (1.5 bar).
- Page 13 Hydro Unit Installation Manual Electrical supply/cable specifications ▼Control parts specifications Power Maximum current Type ▼Wiring specifications Default: 2-wire spring return valve or 3 wire SPST valve Motorized 3-way valve AC 230 V 100 mA Model name POWER Maximum Installation (for hot water) Note: 3 wire SPDT valve can be used by changing DN 6B4.
- Page 14 Hydro Unit Installation Manual – 13 – Electrical connection to Hydro Unit Outdoor Unit to Hydro Unit electrical Electrical connection for external booster Electrical connection for external additional connection heater pumps • Remove the front cover and the electrical box cover from the Hydro Unit.
- Page 15 Hydro Unit Installation Manual 3-way valve (diverter) connection ▼Fig.7-24 3-way mixing valve connection Electrical Connection (Hot Water Cylinder Electric Heater) Type 2: SPST Required Valve Specification: Required Actuator Specification • The electric heater, incorporated in the hot water port “A” to Hot water Electrical Specification: 230 V;...
- Page 16 Hydro Unit Installation Manual – 15 – Additional Hydro Unit outputs 0: Alarm output Optional inputs to Hydro Unit I/P1 & I/P2: Room thermostat input Open: No alarm • Setting: DN [6B3] = 1 This unit has eight input ports. 2 ports of them are This unit has four output ports.
- Page 17 Hydro Unit Installation Manual ■ Second remote controller Restricted Operation 4.The LED on the PC board lights up when the input Remote controller installation signal is ON. • Maximum compressor frequency is limited. (option) NOTE System OFF I/P7 & I/P8: Forcibly turn off heaters •...
- Page 18 Hydro Unit Installation Manual – 17 – ■ ■ Wire the remote controller Central Remote Controller (option) To connect the Central Controller and BMS (TU2C-LINK) Wiring diagram Basic wiring diagram CN902 for the central remote control wiring on the Hydro Unit PCB Terminal block (TB04) for the remote control wiring on NOTE the Hydro Unit...
- Page 19 Hydro Unit Installation Manual ■ 0-10V interface [HWS-IFAIP01U-E] (option) Capacity direct control • DN 680 is set to "2, 3 or 4". To connect the 0-10V interface TB04 for the 0-10V interface wiring on the Hydro Unit E-BOX DN [680] •...
- Page 20 Hydro Unit Installation Manual – 19 – Group Control and optional controllers To operate a group control of multiple Hydro Units • Hydro Units are available to connect maximum 8 units. Outdoor Unit Outdoor Unit Outdoor Unit Outdoor Unit • The wiring of remote controller on the Hydro Unit No.2 to No.8 should be disconnected as shown Fig.8-01. •...
- Page 21 Hydro Unit Installation Manual ■ Start up and configuration Names and functions of parts Buttons Select ”Hydro Unit DN" in the FIELD SETTING MENU to change the Hydro DN codes. Set the following initial settings and the other setting items (Refer to page 28) ■...
- Page 22 Hydro Unit Installation Manual – 21 – ■ Meaning of Indication on the top screen Lights when Night setback operation is set to “ON” and heating or cooling is selected. In normal In error occurring Lights while Silent mode operation is actually running. Code Unit Lights while hot water boost is actually running.
- Page 23 Hydro Unit Installation Manual ■ ■ Menu items FIELD SETTING MENU items MENU Top screen Auto mode MENU ] + [ Press at the same time (4 sec) Schedule timer Night setback FIELD SETTING MENU ... Page 24 Silent mode Test mode ...
- Page 24 Hydro Unit Installation Manual – 23 – ■ ■ ■ Setting – Initial setting – Temperature control Language • The clock display appears on the top screen. • The clock display blinks if the clock setting has been reset due to power failure or other cause. (1) Press the [ ] / [ ] button to select...
- Page 25 Hydro Unit Installation Manual ■ ■ ■ Summer time Clock display Test mode (2) Press the [ ] / [ ] button to select “ON” on the “Clock synchronisation” screen, then press the • Set summer time (Daylight saving time). •...
- Page 26 Hydro Unit Installation Manual – 25 – ■ “ Forced defrosting • The pump is activated in 30 seconds. If air is not (1) Press the [ ] / [ ] button to select Floor To start the operation ˮ released completely, the flow rate switch is activated drying on the “FIELD SETTING MENUˮ...
- Page 27 Hydro Unit Installation Manual ■ ■ Information input Alarm history Outdoor (Hydro) model name Select “Model name selection”, then press [ button. And, select “Remote controller”, then press Outdoor (Hydro) Unit serial No. • Register information about the contact number for ] button.
- Page 28 Hydro Unit Installation Manual – 27 – ■ ■ ■ Service monitor Reset power consumption Sensor information code Data name Unit data Control temperature (Hot water cylinder) °C • The sensor sensing temperature is displayed on the (1) Press [ ] / [ ] button to select “Sensor remote controller.
- Page 29 Hydro Unit Installation Manual ■ Hydro Unit DN (Remote controller DN) Main setting items ▼Fig.9-02 <Zone 1> (1) Setting Temperature Range (DN 18 to 1F) • Hydro Unit DN setting is available only for the header remote controller. • Set the temperature range for heating (zone 1, Default setting •...
- Page 30 Hydro Unit Installation Manual – 29 – (10)Setting Night Setback (DN 26. remote controller (23)Hydro Unit Capacity setting DN settings DN 0E to 0F) (24)Second Remote controller target temperature Location & DN • Set the function when the Night setback is set to setting Number “...
- Page 31 Hydro Unit Installation Manual Location & DN Location & DN Number Number Range Default Range Default After Change Change After Change Change DN Description Hydro HWT-60 HWT-60 DN Description Hydro HWT-60 HWT-60 Commissioning Commissioning (HWT-110) (HWT-110) (HWT-110) (HWT-110) Function 0 = Invalid; 1 = Valid –...
- Page 32 Hydro Unit Installation Manual – 31 – ■ Settings by purpose Location & DN Number Range Default After Change Change DN Description Hydro HWT-60 HWT-60 Settings when hot water supply function is Setting for cooling Commissioning (HWT-110) (HWT-110) not used •...
- Page 33 Hydro Unit Installation Manual Troubleshooting ▼Fig.9-03 ▼Fig.9-04 Insulation tube (minimum 1 mm) TFI Sensor ■ Fault symptoms Tying up Symptom Possible cause Corrective action Check remote controller operation and temperature Incorrect remote controller setting setting 2 Zone hot water supply pipe More than 4 mm Incorrect function code setting Check function code setting with the function code table.
- Page 34 Hydro Unit Installation Manual – 33 – Defect mode detected by the Hydro Unit O ..Possible × ..Not possible Please don’t continue backup operation in a state of displaying a check code. Remove the cause of the anomaly immediately. Diagnostic functional operation Check O ..Possible Determination and action...
- Page 35 Hydro Unit Installation Manual O ..Possible O ..Possible × × ..Not possible ..Not possible Diagnostic functional operation Diagnostic functional operation Check Check Determination and action Determination and action Backup Automatic Backup Automatic code code Operational cause Operational cause operation reset operation reset THO sensor error...
- Page 36 Hydro Unit Installation Manual – 35 – Diagnostic functional operation Diagnostic functional operation Check Check Determination and action Determination and action Backup Automatic Backup Automatic code code Operational cause Operational cause operation reset operation reset The outlet temperature error 1. Check the refrigeration cycle (gas leak). Short circuit of the compressor 1.
- Page 37 Water heating energy efficiency η Contact details Toshiba Carrier Air-conditioning Europe Sp. z o.o. ul. Gdańska 131, 62-200 Gniezno, Poland Contact details Toshiba Carrier Air-conditioning Europe Sp. z o.o. ul. Gdańska 131, 62-200 Gniezno, Poland (*) For heat pump space heaters and heat pump combination heaters, the rated heat output Prated is equal to the design load for heating Pdesignh, and the rated heat output of a supplementary heater Psup is equal to the supplementary capacity for heating sup(Tj).
- Page 38 Water heating energy efficiency η Contact details Toshiba Carrier Air-conditioning Europe Sp. z o.o. ul. Gdańska 131, 62-200 Gniezno, Poland Contact details Toshiba Carrier Air-conditioning Europe Sp. z o.o. ul. Gdańska 131, 62-200 Gniezno, Poland (*) For heat pump space heaters and heat pump combination heaters, the rated heat output Prated is equal to the design load for heating Pdesignh, and the rated heat output of a supplementary heater Psup is equal to the supplementary capacity for heating sup(Tj).
- Page 39 2F30151001-1...