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Kaysun KWF-140 HT ACS Owner's Manual

High temperature hydro kit
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OWNER'S MANUAL
High Temperature Hydro Kit
KWF-140 HT ACS
IMPORTANT NOTE:
Thank you very much for purchasing our air conditioner.
Before using your air conditioner, please read this manual carefully and keep it for future reference.
The figure shown in this manual is for reference only and may be slightly different from the actual product.

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Summary of Contents for Kaysun KWF-140 HT ACS

  • Page 1 OWNER'S MANUAL High Temperature Hydro Kit KWF-140 HT ACS IMPORTANT NOTE: Thank you very much for purchasing our air conditioner. Before using your air conditioner, please read this manual carefully and keep it for future reference. The figure shown in this manual is for reference only and may be slightly different from the actual product.

  • Page 2: Table Of Contents

    CONTENTS 1 GENERAL SAFETY PRECAUTIONS ● 1.1 About the documentation .................. 01 ● 1.2 For the user ....................... 01 2 A GLANCE OF THE USER INTERFACE ● 2.1 The appearance of the wired controller ............02 ● 2.2 Status Icons ...................... 02 3 USING HOME PAGES ..............

  • Page 3: General Safety Precautions

    1 GENERAL SAFETY 1.2 For the user PRECAUTIONS If you are not sure how to operate the unit, contact your installer. 1.1 About the documentation The appliance is not intended for use by persons, including children, with reduced physical, sensory The precautions described in this document or mental capabilities, or lack of experience cover very important topics, follow them carefully.

  • Page 4: Glance Of The User Interface

    2 A GLANCE OF THE USER INTERFACE 2.1 The appearance of the wired controller Enable or disable the heat mode, or Enter the menu enable or disable structure from DHW mode in the the home page menu Navigate the cursor on the display/navigate in the menu structure/adjust...

  • Page 5: Using Home

    3 USING HOME PAGES The hydro module features the heating function and DHW function, which can be classified into the hydro module that supports heat mode only (''FOR SERVICEMAN'' > ''Heat mode setting'' > ''HEAT MODE=YES'' and ''FOR SERVICEMAN'' > ''DHW mode setting'' > ''DHW MODE=NON''), the hydro module that supports DHW mode only (FOR SERVICEMAN'' > ''Heat mode setting'' >...
  • Page 6 Scenario 2 Only heat mode is available and the hydro module operates in room temperature control mode. (For more information, please read the Installation Manual.) Note: The wired controller must be installed indoors, where heating is required. The wired controller is equipped with a temperature sensor for detecting room temperature.
  • Page 7 Scenario 4 Both heat mode and DHW mode are available. (For more information, please read the Installation Manual.) ---- 04:27 27-05-2019 MAIN °C °C TANK Indicates leaving water Sets the desired water tank temperature control. temperature, ranging from 25°C to 80°C. Sets the desired leaving water temperature, ranging from 25°C to...
  • Page 8 Scenario 5 Only heat mode is available and there are multiple set points for the heat mode. (For more information, please read the Installation Manual and see ''Multiple Set Points'' on Page 14 in this document.) The settings of multiple set points do not affect the main interface. The temperature of multiple set points is set through the menu of the wired controller, while only the space 0 room temperature is set on the main interface.
  • Page 9 Scenario 6 Group control of the hydro module. When multiple hydro modules heat water in one water tank, the group control function of the hydro module should be used. (For more information, please read the Installation Manual.) The group control function is only valid for the DHW mode. Notes: 1.

  • Page 10: Menu

    4 MENU On the main interface, press MENU. The following interface is displayed. MENU MENU HEAT MODE OPERATION PARAMETER DOMESTIC HOT WATER (DHW) FOR SERVICEMAN SCHEDULE OPTIONS CHILD LOCK SERVICE INFORMATION ENTER SCROLL ENTER SCROLL 5 BASIC APPLICATION 5.1 Unlocking the Screen If the icon is displayed on the screen, it indicates that the wired controller has been locked.

  • Page 11: Enabling/Disabling Mode And Setting Temperature

    On the main interface, if you press the ON/OFF key, you cannot enable/disable any function, and the following prompt is displayed: Press ▲ to enter main interface settings. Press ► or ◄ to select the mode to be set. 04:27 27-05-2019 04:27 27-05-2019...
  • Page 12 Room temperature control Press ON/OFF to turn on/off heat mode. In room temperature control mode, set the desired Press ON/OFF Press ON/OFF room temperature. The hydro module will control the ON/OFF ON/OFF operating of the hydro module according to the room temperature collected by the wired controller.
  • Page 13 Assume that the temperature adjustment function in DHW mode or mode on/off function are locked on the wired controller. If you adjust temperature or enable/ 04:27 27-05-2019 disable a mode, the following interface is displayed: If you press NO, you will return to the main interface. If you HEAT MODE ON/OFF FUNCTION IS LOCKED BY press YES, you will enter the CHILD LOCK interface.

  • Page 14: Functions

    6 FUNCTIONS HEAT MODE 6.1 HEAT MODE PRESET WEATHER MULTIPLE SET POINT TEMP. TEMP. SET In heat mode, PRESET TEMP.WEATHER TEMP. TIME TEMP. SETMULTIPLE SET POINT are available. 00:00 45°C 6.1.1 PRESET TEMP. √ √ 00:00 45°C PRESET TEMP. is used to set different desired water outlet temperatures at different times.
  • Page 15 4. The preset temperature is only valid for the water HEAT MODE outlet temperature control of heat mode. If ROOM TEMP. is set to YES on the wired controller, the MULTIPLE PRESET WEATHER following information is displayed: TEMP. TEMP. SET SET POINT TIMER function is on.
  • Page 16 You can set the following 4 parameters in FOR temperature) SERVICEMAN. (See ''FOR SERVICEMAN''.) If Weather TEMP.SET is enabled, you cannot set the H_weather _Twout 04:27 27-05-2019 Shift L_weather value WEATHER TEMP. SET function is on. Do you want _Twout to turn it off ? L_ODU_T4 H_ODU_T4 H_ODU_T4: high outdoor temperature (indicates...

  • Page 17: Domestic Hot Water (Dhw)

    Notes: Choose MENU > DOMESTIC HOT WATER > DISINFECT. Press OK. The following interface is 1. The hydro module can meet the control requirements displayed. at different water temperatures. You must connect an external third-party temperature reduction device to the DOMESTIC HOT WATER (DHW) circuits of space1 and space2.
  • Page 18 Note: Move to ''■'', press '' OK '' to select or unselect. ( When the hydro module operates in disinfection mode, timer is selected. the timer is unselected.) if you press the On/Off key, the pressing is invalid and the following interface is displayed. DOMESTIC HOT WATER (DHW) DISINFECT DHW PUMP...

  • Page 19: Schedule Function

    3. If DHW PUMP RUNNING TIME=NON, choose If the start time is later than the end time, the following MENU > DOMESTIC HOT WATER > DHW PUMP. interface is displayed. Press OK. The following interface is displayed. SCHEDULE DOMESTIC HOT WATER (DHW) WEEKLY SCHEDULE CANCEL...
  • Page 20 6.3.2 WEEKLY SCHEDULE Timer and weekly schedule cannot take effect at the same time. The time which is set later will take effect first. If the weekly schedule is set, the icon will be displayed on the main interface. Choose MENU > SCHEDULE > WEEKLY SCHEDULE . Press OK. The following interface is displayed. SCHEDULE SCHEDULE WEEKLY...
  • Page 21 6.3.4 CANCEL TIMER Go to ''MENU'' > ''SCHEDULE'' >''CANCEL TIMER''. Press ''OK''. The following page will appear: SCHEDULE WEEKLY SCHEDULE CANCEL TIMER SCHEDULE CHECK TIMER Do you want to cancel the timer and weekly schedule ? CONFIRM SCROLL Use ''◄ '', ''► '', ''▼'', ''▲'' to move to ''YES''. Press ''OK'' to cancel the timer. If you want to exit CANCEL TIMER, press ''BACK''. If TIMER or WEEKLY SCHEDULE is activated, the timer icon '' '' or weekly schedule icon '' '' will display on the home...

  • Page 22: Options

    6.4 OPTIONS OPTIONS menu contents as follows: 1) SILENT MODE 2) HOLIDAY AWAY 3) HOLIDAY HOME 6.4.1 SILENT MODE The silent mode is used to reduce the noise of the hydro module, which may degrade the capability of the hydro module. You can set the hydro module to always operate in silent mode or to enter silent mode within a period of time.
  • Page 23 6.4.2 HOLIDAY AWAY SETTING VALUE HOLIDAY AWAY If holiday away mode is enabled, the icon will be displayed on the main interface. DHW MODE The holiday away mode can prevent water from DISINFECT freezing during holidays and start heating and water HEAT MODE heating before you are back home, thus guaranteeing FROM...

  • Page 24: Child Lock

    6.4.3 HOLIDAY HOME Mode Notes: 1. If both HOLIDAY AWAY and HOLIDAY HOME are set In holiday home mode, the hydro module can operate to ON, FROM and UNTIL set on the HOLIDAY AWAY according to the schedule settings of the holiday mode page cannot coincide or overlap with those set on the without affecting the normal schedule.

  • Page 25: Service Information

    Use ''▼'' and ''▲'' to scroll and'' ON/OFF'' to select LOCK or UNLOCK. The heat/DHW temperature can't be adjusted when the HEAT TEMP. ADJUST/DHW TEMP. ADJUST is locked. If you want to adjust the heat/DHW temperature when heat/DHW temperature is locked, the following page will appear: The heat/DHW mode can't turn on or off when the HEAT/DHW MODE ON/OFF is locked.

  • Page 26: Operation Parameters

    Press OK to show the mean of the error code: SERVICE INFORMATION SERVICE ERROR PARAMETER DISPLAY CALL CODE 04:27 27-05-2019 BUZZER HB01# E1 Communication fault between controller and hydro SCREEN LOCK TIME 300 SEC box. Please contact your dealer. CONFIRM ON/OFF SCROLL ON/OFF...
  • Page 27 The parameters of ODU units are as follows: OPERATION PARAMETERS OPERATION PARAMETERS 25°C HYDRO BOX OUTDOOR UNITS 25°C 25°C 25°C SCROLL ENTER SCROLL OPERATION PARAMETERS OPERATION PARAMETERS 25°C 25°C ODU1_INV 0 HZ ODU1_PC 25°C ODU1_PE 25°C ODU1_DSH 0 °C 25°C ODU1_T4 25°C 25°C...
  • Page 28 Parameter Content OPERATION MODE Operation Mode CURRENT Current COMPRESSOR FREQUENCY Compressor frequency COMP. RUN TIME 1 Current compressor operation time COMP. RUN TIME 2 Last compressor operation time COMP. RUN TIME 3 Last two compressor operation time COMP. RUN TIME 4 Compressor total operation time EXPANSION VALVE 1 Electronic expansion valve 1...

  • Page 29: User Settings

    6.8 User Settings Default Min. Max. Adjustment Code Description Unit Value Value Value Step Water outlet temperature of heating mode TwoutS °C set on the main interface Room temperature of heating mode set on °C the main interface Water tank temperature of DHW mode set TtankS °C on the main interface...

  • Page 30: On-Site For Serviceman Settings

    Default Min. Max. Adjustment Code Description Unit Value Value Value Step Pipeline water return pump timer on/off: DHW PUMPTIMER1-16 OFF = 0, ON = 1 DHW PUMP START 1-16 Pipeline water return pump start time: 1-16 0:00 0:00 23:50 1/10 h/min TIMER1-TIMER6 Timers 1-6 on/off: 0 = Off，1 = On...
  • Page 31 6.9 On-site FOR SERVICEMAN 6.9.4 Settings of Special Functions Settings 6.9.4.1 Max. Power Limitation Function This function can limit the power consumption of the hydro module. Choose MENU > FOR SERVICEMAN > 6.9.1 About FOR SErVICEMAN POWER INPUT LIMITATION. Press OK. The following interface is displayed.
  • Page 32 6.9.5 Meanings of Each Setting Item Min. Max. Adjustment Code Description Default Value Unit Value Value Step DHW MODE DHW mode on/off: 0 = NON, 1 = YES DISINFECT Disinfection on/off: 0 = NON, 1 = YES MODE Water heating priority on/off: 0 = NON, 1 = DHW PRIORITY Power-on return difference of water dTtankSH...

  • Page 33: Menu Structure: Overview

    7 MENU STRUCTURE: OVERVIEW 7.1 STRUCTURE MENU Heat mode DHW MODE Domestic hot water(DHW) Disinfect mode Schedule DHW priority Options dTtankSH Child lock TtankS_DI Service information t_DI_HIGHTEMP. Operation parameter t_DI_MAX For serviceman DHW PUMP RUNNING TIME HEAT MODE LEAVING WATER TEMP. Preset temp.

  • Page 34: Maintenance

    8 MAINTENANCE NOTE Before repair and maintenance, ensure that the hydro module is powered off. ● Water pressure Check if the water pressure is above 0.3 bar. Add water if necessary. ● Water filter Clean the water filter. ● Water pressure relief valve Check for correct operation of the pressure relief valve by turning the red knob along the valve counter-clockwise: 1.

  • Page 35: Error Codes

    8.1 Error Codes Error code Content Undefined address error EEPROM error PL protection appears three times in 100 minutes EEPROM mismatch Inverter module protction P2 protection appears three times in 60 minutes P4 protection appears three times in 100 minutes Electronic expansion valve 1 connection error Electronic expansion valve 2 connection error Communication error between hydro module and wired controller...

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