Kaysun Aquantia KHP-MO 4 DVR2 Installation & Owner's Manual
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Kaysun Aquantia KHP-MO 4 DVR2 Installation & Owner's Manual

Kaysun Aquantia KHP-MO 4 DVR2 Installation & Owner's Manual

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INSTALLATION & OWNER'S
KHP-MO 4 DVR2
KHP-MO 6 DVR2
KHP-MO 8 DVR2
KHP-MO 10 DVR2
IMPORTANT NOTE:
Thank you very much for purchasing our product,
Before using your unit , please read this manual carefully and keep it for future reference.
MANUAL
Monobloc – Outdoor Unit
KHP-MO 12 DVR2
KHP-MO 14 DVR2
KHP-MO 16 DVR2
Aquantia R-32 PRO
KHP-MO 12 DTR2
KHP-MO 14 DTR2
KHP-MO 16 DTR2

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Summary of Contents for Kaysun Aquantia KHP-MO 4 DVR2

  • Page 1 INSTALLATION & OWNER'S MANUAL Aquantia R-32 PRO Monobloc – Outdoor Unit KHP-MO 12 DVR2 KHP-MO 12 DTR2 KHP-MO 4 DVR2 KHP-MO 14 DVR2 KHP-MO 14 DTR2 KHP-MO 6 DVR2 KHP-MO 16 DVR2 KHP-MO 16 DTR2 KHP-MO 8 DVR2 KHP-MO 10 DVR2 IMPORTANT NOTE: Thank you very much for purchasing our product, Before using your unit , please read this manual carefully and keep it for future reference.

  • Page 3: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS GENERAL INTRODUCTION ACCESSORIES Accessories supplied with the unit Accessories avaliable from supplier BEFORE INSTALLATION IMPORTANT INFORMATION FOR THE REFRIGERANT INSTALLATION SITE Selecting a location in cold climates Selecting a location in hot climates INSTALLATION PRECAUTIONS Dimensions Installation requirements Drain hole position Servicing space requirements TYPICAL APPLICATIONS...
  • Page 4 Initial start-up at low outdoor ambient temperature 10.2 10.3 Pre-operation checks The circulation pump 10.4 Field settings 10.5 TEST RUN AND FINAL CHECKS 11.1 Final checks 11.2 Test run operation (manually) MAINTENANCE AND SERVICE TROUBLE SHOOTING 13.1 General guidelines 13.2 General symptoms 13.3 Operation parameter...
  • Page 5 4/6 kW 8/10/12/14/16 kW Internal layout:12~16kW(3-phase) for example 4/6 kW Electric Control System Terminal Block Hydraulic System Refrigerant System 8/10/12/14/16 kW Please remove the hollow plate after installation. Remove the transportation support 12/14/16 kW NOTE The picture and function described in this manual contain the backup heater components. Pictures in this manual are for reference only, please refer to the actual product.

  • Page 6: Safety Precautions

    1 SAFETY PRECAUTIONS The precautions listed here are divided into the following types.They are quite important, so be sure to follow them carefully. Meanings of DANGER, WARNING, CAUTION and NOTE symbols. INFORMATION Read these instructions carefully before installation. Keep this manual in a handy for future reference. Improper installation of equipment or accessories may result in electric shock, short-circuit, leakage, fire or other damage to the equipment.
  • Page 7 DANGER Before touching electric terminal parts, turn off power switch. When service panels are removed, live parts can be easily touched by accident. Never leave the unit unattended during installation or servicing when the service panel is removed. Do not touch water pipes during and immediately after operation as the pipes may be hot and could burn your hands.
  • Page 8 Do not install the unit in the following places: - Where there is mist of mineral oil, oil spray or vapors. Plastic parts may deteriorate, and cause them to come loose or water to leak. - Where corrosive gases (such as sulphurous acid gas) are produced. Where corrosion of copper pipes or soldered parts may cause refrigerant to leak.

  • Page 9: General Introduction

    2 GENERAL INTRODUCTION These units are used for both heating and cooling applications and domestic hot water tanks.They can be combined with fan coil units, floor heating applications, low temperature high efficiency radiators, domestic hot water tanks and solar kits, which are all field supplied.

  • Page 10: Accessories

    In cooling mode, the water flowing temperature 3 ACCESSORIES (TW_out) range in different outdoor temperature(T4) is listed below: 3.1 Accessories supplied with the unit Installation Fittings Quantity Name Shape Installation and owner’s manual(this book) Operation manual Technical data manual Operation range by heat pump with possible limitation and protection. Y-shape filter In heating mode, the water flowing temperature (TW_out) range in different outdoor temperature (T4) is...

  • Page 11: Important Information For The Refrigerant

    CAUTION To avoid injury, do not touch the air inlet or aluminum fins of the unit. Do not use the grips in the fan grills to avoid damage. The unit is top heavy! Prevent the unit from falling due to improper inclination during handling. ≥1000mm The hook and barycenter of the unit should be on a line...

  • Page 12: Installation Site

    CAUTION Frequency of Refrigerant Leakage Checks - For unit that contains fluorinated greenhouse gases in quantities of 5 tonnes of CO equivalent or more,but of less than 50 tonnes of CO equivalent,at least every 12 months, or where a leakage detection system is installed, at least every 24 months.

  • Page 13: Selecting A Location In Cold Climates

    If you install the unit on a building frame, please install a waterproof tray (field supply) (about 100mm, on the underside of the unit) in order to avoid drain water dripping. (See the picture in the right). A(mm) Unit 4~6kW ≥300 ≥300 8~16kW...

  • Page 14: Installation Precautions

    7 INSTALLATION PRECAUTIONS 7.1 Dimensions 8/10/12/14/16 kW (unit: mm) 4/6 kW (unit: mm) Model 4/6kW 1295 8/10/12/14/16kW 1385 7.2 Installation requirements Check the strength and level of the installation ground so that the unit may not cause any vibrations or noise during its operation.

  • Page 15: Drain Hole Position

    7.3 Drain hole position Drain hole Drain hole 4/6 kW This drain hole is covered by rubber plug. If the small drain hole can not meet the drainage requirements, the big drain hole can be used at the same time. 8/10/12/14/16 kW NOTE It's necessary to install an electrical heating belt if water can't drain out in cold weather even the big drain hole has...
  • Page 16 7.4.2 In case of multiple-row installation (for roof top use, etc.) In case of installing multiple units in lateral connection per row. A(mm) B1(mm) B2(mm) C(mm) Unit 4~6kW ≥2500 ≥1000 ≥600 ≥300 ≥3000 ≥1500 8~16kW...

  • Page 17: Typical Applications

    8 TYPICAL APPLICATIONS The application examples given below are for illustration only. 8.1 Application 1 Indoor Outdoor FHL1 FHL2 FHLn 11.2 Modbus 11.1 11.3 Code Assembly unit Code Assembly unit Domestic hot water tank (Field supply) Main unit User interface TBH: Domestic hot water tank booster 11.1 heater (Field supply)
  • Page 18 Space heating The ON/OFF signal and operation mode and temperature setting are set on the user interface. P_o keeps running as long as the unit is ON for space heating, SV1 keeps OFF. Domestic water heating The ON/OFF signal and target tank water temperature (T5S) are set on the user interface. P_o stops running as long as the unit is ON for domestic water heating, SV1 keeps ON.

  • Page 19: Application

    8.2 Application 2 ROOM THERMOSTAT Control for Space heating or cooling need to be set on the user interface. It can be set in three ways: MODE SET/ONE ZONE/DOUBLE ZONE. The monobloc can be connected to a high voltage room thermostat and a low voltage room thermostat.
  • Page 20 8.2.2 Mode set control Indoor Outdoor FCU1 FCU2 FCUn FHL1 FHL2 FHLn Code Assembly unit Code Assembly unit Main unit Drainage valve (Field supply) Collector/distributor User interface Balance tank (Field supply ) Bypass valve (Field supply) Automatic air purge valve Thermostat transfer board (Field supply) SV2: 3 - way valve (Field supply）...
  • Page 21 8.2.3 Double zone control Indoor Outdoor RAD.1 ZONE1 RAD.2 RAD.n ZONE2 23.1 23.2 Modbus FHL1 FHL2 FHLn Code Assembly unit Code Assembly unit Main unit Collector/distributor (Field supply) User interface Thermostat transfer board (optional) Balance tank (Field supply) Mixing station (Field supply) Automatic air purge valve 23.1 SV3: Mixing valve (Field supply)

  • Page 22: Cascade System

    NOTE 2) Drainage valve must beinstalled at the lowest position of the piping system. 8.3 Cascade system ： （ ） Automatic air purge valve...
  • Page 23 r manometer Automatic air purge valve Tank booster heater...

  • Page 24: Balance Tank Volume Requirement

    10.5.15 9 OVERVIEW OF THE UNIT 9.1 Disassembling the unit Door 1 To access to the compressor and Door 1 To access to the compressor and electrical parts. electrical parts and hydraulic compartment Door 2 To access to the hydraulic compartment and electrical parts.

  • Page 25: Main Components

    9.2 Main components 9.2.1 Hydraulic module 4/6 kW with backup heater 4/6 kW without backup heater 8~16 kW without backup heater 8~16 kW with backup heater Code Assembly unit Explaination Remaining air in the water circuit will be automatically Automatic air purge valve removed from the water circuit.

  • Page 26: Electronic Control Box

    9.3 Electronic control box Note:The picture is for reference only, please refer to the actual product. Inverter module control board(PCB A) Main control board of hydraulic module Main control board of heat pump system(PCB B) 4/6kW Inverter module control board (PCB A) Main control board of heat pump system(PCB B)
  • Page 27 Main control board of hydraulic module Inverter module control board(PCB A) Main control board of heat pump system(PCB B) 12/14/16kW(1-phase) Main control board of hydraulic module Inverter module control board(PCB A) Main control board of heat pump system(PCB B) Filter board(PCB C)(at back of the PCB B,only for 3 phase unit) 12/14/16kW(3-phase)
  • Page 28 9.3.1 Main control board of hydraulic module CN24 CN21 CN28 CN16 CN32 CN13 CN15 CN29 CN18 CN25 CN42 CN40 DIS1 CN41 CN31 CN22 CN35 CN36 CN17 25 26 27 14 15 CN11 CN30 Order Port Code Assembly unit Order Port Code Assembly unit M1 M2...
  • Page 29 9.3.2 1-phase for 4-16kW units 1) PCB A， 4-10kW，Inverter module Remarks: for 4-6kw, two capacitors CN20 Code Assembly unit Assembly unit Code Compressor connection port U Reserved(CN302) Compressor connection port V Port for communication with PCB B(CN32) Input port N for rectifier bridge(CN502) Compressor connection port W Output port for +12V/9V(CN20) Input port L for rectifier bridge(CN501)
  • Page 30 2) PCB B, Main control board of heat pump system CN10 CN27 CN11 CN22 CN24 CN17 CN26 CN28 CN13 CN55 CN18 CN14 CN29 CN7 CN5 CN6 CN16 CN19 CN21 CN33 CN2 CN30 CN36 CN37 CN38 CN20 26 25 24 Code Assembly unit Code Assembly unit...
  • Page 31 9.3.3 3-phase for 12/14/16 kW units 1) PCB A， Inverter module CN16 CN22 CN15 CN23 CN17 CN18 CN20 CN19 Code Assembly unit Assembly unit Code Power Input port L1 (CN16) Output port for +15V(CN20) Compressor connection port W (CN19) Input port P_in for IPM module (CN1) Compressor connection port V (CN18) Port for communication with PCB B (CN8) PED board(CN22)
  • Page 32 2) PCB B, Main control board of heat pump system CN41 CN26 CN24 CN36 CN21 CN18 CN31 CN29 CN10 CN35 CN11 CN28 CN20 CN37 CN27 V i n CN22 CN30 CN38 CN53 CN109 Code Assembly unit Code Assembly unit Port for temp.sensor Tp(CN8) Port for ground wire(CN38) Port for outdoor ambient temp.
  • Page 33 3) PCB C, filter board CN204 CN205 CN206 CN30 CN213 CN214 CN202 CN211 CN203 CN200 CN201 CN212 PCB C 3-phase 12/14/16kW Code Assembly unit Code Assembly unit Power supply L2(CN201) Port for communication with PCB B (CN8) Power supply L3(CN200) Power filtering L3(L3’) Power supply N(CN203) Power filtering L2(L2’)
  • Page 34 9.3.4 Controls parts for backup heater(Optional) 1-phase 4/6kW with backup heater(1-phase 3kW) 1-phase 8-16kW with backup heater(1-phase 3kW) 1-phase 8-16kW with backup heater(3-phase 9kW) 3-phase 12-16kW with backup heater(1-phase 3kW) 3-phase 12-16kW with backup heater(3-phase 9kW) Code Assembly unit Code Assembly unit Auto thermal protector Backup heater contactor KM2...

  • Page 35: Water Piping

    9.4 Water piping All piping lengths and distances have been taken into consideration. Requirements The maximum allowed thermistor cable length is 20m. This is the maximum allowable distance between the domestic hot water tank and the unit (only for installations with a domestic hot water tank).The thermistor cable supplied with the domestic hot water tank is 10m in length.In order to optimize efficiency we recommend installing the 3-way valve and the domestic hot water tank as close as possible to the unit.
  • Page 36 Before continuing the installation of the unit, check the following: The maximum water pressure ≤ 3 bar. The maximum water temperature ≤ 70°C according to safety device setting. Always use materials that are compatible with the water used in the system and with the materials used in the unit. Ensure that components installed in the field piping can withstand the water pressure and temperature.
  • Page 37 9.4.3 Water circuit connection Water connections must be made correctly in 9.4.4 Water circuit anti-freeze protection accordance with labels on the outdoor unit, with respect All internal hydronic parts are insulated to reduce heat to the water inlet and water outlet. loss.

  • Page 38: Filling Water

    CAUTION When the unit is not running for a long time, make sure the unit is powered on all the time. If you want to cut off the power, the water in the system pipe needs to be drained clean to avoid the unit and pipeline system being damaged by freezing.

  • Page 39: Water Piping Insulation

    9.6 Water piping insulation The complete water circuit including all piping, water piping must be insulated to prevent condensation during cooling operation and reduction of the heating and cooling capacity as well as prevention of freezing of the outside water piping during winter. The insulation material should at least of B1 fire resistance rating and complies with all applicable legislation.
  • Page 40 AHS1 AHS2 1OFF 2OFF DFT2 DFT1 IBH1 3OFF CN11 CN30 25 T Main f ( t c i t Item Description AC/DC Required number of conductors Maximum running current Solar energy kit signal cable 200mA User interface cable 200mA Room thermostat cable 200mA(a) Solar pump control cable 200mA(a)
  • Page 41 NOTE Please use H07RN-F for the power wire, all the cable are connect to high voltage except for thermistor cable and cable for user interface. Equipment must be grounded. All high-voltage external load, if it is metal or a grounded port, must be grounded. All external load current is needed less than 0.2A, if the single load current is greater than 0.2A, the load must be controlled through AC contactor.
  • Page 42 Field wiring guidelines Most field wiring on the unit is to be made on the terminal block inside the switch box. To gain access to the terminal block, remove the switch box service panel (door 2). WARNING Switch off all power including the unit power supply and backup heater and domestic hot water tank power supply (if applicable) before removing the switch box service panel.
  • Page 43 Table 9-1 Rated current Nominal cross-sectional area (mm ) of appliance:（A） Flexible cords Cable for fixed wiring 0.5 and 0.75 and 2.5 ≤ 0.75 and 1 and 2.5 > ≤ and 1.5 and 2.5 > ≤ 10 and 1.5 and 2.5 1.5 and 4 >...
  • Page 44 NOTE MCA : Min. Circuit Amps. (A) TOCA : Total Over-current Amps. (A) MFA : Max. Fuse Amps. (A) MSC : Max. Starting Amps. (A) RLA : In nominal cooling or heating test condition，the input Amps of compressor where MAX. Hz can operate Rated Load Amps.
  • Page 45 Master unit Slave unit Please use the shielded wire, and the shield layer must be grounded. H1 H2 H1 H2 H1 H2 ..Master unit Slave unit 1 Slave unit 2 Slave unit x Only the last IDU requires adding the build-out resistor at H1 and H2.
  • Page 46 When connecting to the power supply terminal, use the circular wiring terminal with the insulation casing (see Figure 9.1). Use power cord that conforms to the specifications and connect the power cord firmly. To prevent the cord from being pulled out by external force, make sure it is fixed securely. If circular wiring terminal with the insulation casing cannot be used, please make sure that: •...
  • Page 47 9.7.6 Connection for other components unit 4-16kW P_c P_o P_s P_d AHS1 1OFF AHS2 2OFF IBH1 N 3ON DFT2 DFT1 3OFF CN11 CN30 Code Code Print Print Connect to Connect to Solar energy input ① signal Wired controller ① Room thermostat input ②...
  • Page 48 25 26 1 2 3 4 5 29 30 31 32 6 7 8 9 10 CN11 CN30 25 26 27 28 1 2 3 4 5 29 30 31 32 6 7 8 9 10 CN11 CN30 Power supply 7 5 3 1 8 6 4 Contactor...
  • Page 49 4) For Pumpc and DHW pipe pump: 25 26 27 28 1 2 3 4 5 29 30 31 32 6 7 8 9 10 CN11 CN30 25 26 27 28 1 2 3 4 5 Power supply 29 30 31 32 6 7 8 9 10 7 5 3 1 CN11...
  • Page 50 Method C （Double zone control） Hydraulic Module is connected with two room thermostat, while user interface FOR SERVICEMAN set ROOM THERMOSTAT to DOUBLE ZONE: C.1 When unit detects voltage is 230VAC between H and L1 ,zone1 turns on.When unit detect voltage is 0VAC between H CN24 CN21 and L1, zone1 turns off.
  • Page 51 7) For additional heat source control： C.2 When unit detects voltage is 12VDC between CL and COM, zone2 turn on according to climate temp curve. When unit detect voltage is 0V between CL and COM, zone2 turn off. C.3 When HT-COM and CL-COM are detected as 0VDC, unit turn off.
  • Page 52 Voltage 220-240VAC 10) For smart grid: Maximum running current(A) The unit has smart grid function, there are two ports on PCB to Wiring size(mm 0.75 connect SG signal and EVU signal as following: Control port signal type Type 1 CN24 CN21 CN28 CN16...

  • Page 53: Start-Up And Configuration

    10 START-UP AND CONFIGURATION The unit should be configured by the installer to match the installation environment (outdoor climate, installed options, etc.) and user expertise. CAUTION It is important that all information in this chapter is read sequentially by the installer and that the system is configured as applicable.

  • Page 54: Pre-Operation Checks

    10.3 Pre-operation checks Checks before initial start-up. DANGER Switch off the power supply before making any connections. After the installation of the unit, check the following before switching on the circuit breaker: Field wiring：Make sure that the field wiring between the local supply panel and unit and valves (when applicable), unit and room thermostat (when applicable), unit and domestic hot water tank, and unit and backup heater kit have been connected according to the instructions described in the chapter 9.7 "Field wiring", according to the wiring diagrams and to local laws and regulations.
  • Page 55 Available external static pressure VS Flow rate Available external static pressure VS Flow rate 4-10kW 12-16kW CAUTION If the valves are at the incorrect position, the circulation pump will be damaged. DANGER If it's necessary to check the running status of the pump when unit power on, please do not touch the internal electronic control box components to avoid electric shock.

  • Page 56: Field Settings

    10.5 Field settings The unit should be configured to match the installation environment (outdoor climate, installed options, etc.) and user demand. A number of field settings are available. These settings are accessible and programmable through “FOR SERVICEMAN” in user interface. Powering on the unit When power on the unit, "1%~99%"...
  • Page 57 About FOR SERVICEMAN 10.5.1 DHW MODE SETTING "FOR SERVICEMAN" is designed for the installer to set DHW = domestic hot water the parameters. Go to > FOR SERVICEMAN> 1.DHW MODE SETTING. Press . The following pages will be Setting the composition of equipment. displayed: Setting the parameters.
  • Page 58 10.5.5 TEMP. TYPE SETTING 2 COOL MODE SETTING About TEMP. TYPE SETTING 2.1 COOL MODE 2.2 t_T4_FRESH_C 2.0HRS The TEMP. TYPE SETTING is used for selecting whether 2.3 T4CMAX 43°C the water flow temperature or room temperature is used 2.4 T4CMIN 20°C to control the ON/OFF of the heat pump.
  • Page 59 10.5.7 Other HEATING SOURCE In this case, the setting value of zone 1 is T1S,the setting value of zone 2 is T1S2. The OTHER HEATING SOURCE is used to set the parameters of the backup heater, additional heating If you set DOUBLE ZONE and ROOM TEMP. to YES, sources and solar energy kit.
  • Page 60 9 SERVICE CALL If YES is selected, the following pages will be displayed: PHONE NO. *************** MOBILE NO. ****************** 11 TEST RUN 11.1 POINT CHECK 11.2 AIR PURGE 11.3 CIRCULATED PUMP RUNNING CONFIRM ADJUST 11.4 COOL MODE RUNNING 11.5 HEAT MODE RUNNING The number displayed on the user interface is the phone ENTER number of your local dealer.
  • Page 61 When in air purge mode, SV1 will open, SV2 will close. During HEAT MODE test running, the default target outlet 60s later the pump in the unit (PUMPI) will operate for water temperature is 35°C. The IBH (internal backup 10min during which the flow switch will not work. After the heater) will turn on after the compressor runs for 10 min.
  • Page 62 Go to > FOR SERVICEMAN> 12.SPECIAL During preheating for floor, all the buttons except FUNCTION. invalid. If you want to turn off the preheating for floor, please press Before floor heating, if a large amount of water remains on the floor, the floor may be warped or even rupture during The following page will be displayed: floor heating operation, in order to protect the floor, floor drying is necessary, during which the temperature of the...
  • Page 63 10.5.15 INPUT DEFINE 12.3 FLOOR DRYING UP The unit will operate floor dryind up How to set the INPUT DEFINE on 09:00 01-08-2018. Go to > FOR SERVICEMAN> 15.INPUT DEFINE 15 INPUT DEFINE 15.1 M1M2 REMOTE 15.2 SMART GRID 15.3 Tw2 CONFIRM 15.4 Tbt1 to scroll the cursor to YES and press...
  • Page 64 10.5.18 Setting parameters The parameters related to this chapter are shown in the table below. Setting Order number Code State Default Minumum Maximum Unit interval DHW MODE Enable or disable the DHW mode:0=NON,1=YES DISINFECT Enable or disable the disinfect mode:0=NON,1=YES DHW PRIORITY Enable or disable the DHW priority mode:0=NON,1=YES PUMP_D...
  • Page 65 HEAT MODE Enable or disable the heating mode The refresh time of climate related curves for heating t_T4_FRESH_H hours mode The maximum ambient operating temperature for heating T4HMAX ℃ mode The minimum ambient operating temperature for heating T4HMIN ℃ mode dT1SH The temperature difference for starting the unit (T1) ℃...
  • Page 66 12.4 t_DRYUP The day for w arming up during floor drying up The continue days in high temperature during floor 12.5 t_HIGHPEAK drying up The day of dropping temperature during floor drying 12.6 t_DRYD The target peak temperature of w ater flow during 12.7 T_DRYPEAK °C...

  • Page 67: Test Run And Final Checks

    11 TEST RUN AND FINAL The following checks must be performed at least once a year by qualified person. CHECKS Water pressure Check the water pressure, if it is below 1 bar,fill water The installer is obliged to verify correct operation of unit to the system.

  • Page 68: Trouble Shooting

    13 TROUBLE SHOOTING This section provides useful information for diagnosing and correcting certain troubles which may occur in the unit. This troubleshooting and related corrective actions may only be carried out by your local technician. 13.1 General guidelines Before starting the troubleshooting procedure, carry out a thorough visual inspection of the unit and look for obvious defects such as loose connections or defective wiring.
  • Page 69 Symptom 3: Pump is making noise (cavitation) POSSIBLE CAUSES CORRECTIVE ACTION There is air in the system. Purge air. • Check the water pressure. The water pressure must be > 1 bar (water is cold). • Check that the expansion vessel is not broken. Water pressure at pump •...

  • Page 70: Operation Parameter

    Symptom 8: DHW mode can’t change to Heat mode immediately POSSIBLE CAUSES CORRECTIVE ACTION • Set "t_DHWHP_MAX" to minimum value, the suggested value is 60min. • If circulating pump out of unit is not controlled by unit, try to Heat exchanger for space connect it to the unit.
  • Page 71 OPERATION PARAMETER OPERATION PARAMETER OPERATION PARAMETER FAN SPEED 600R/MIN TW_O PLATE W-OUTLET TEMP. 35°C T3 OUTDOOR EXCHARGE TEMP. 5°C IDU TARGET FREQUENCY 46Hz TW_I PLATE W-INLET TEMP. 30°C T4 OUTDOOR AIR TEMP. 5°C FREQUENCY LIMITED TYPE T2 PLATE F-OUT TEMP. 35°C TF MODULE TEMP.

  • Page 72: Error Codes

    13.4 Error codes When a safety device is activated, an error code(which does’t include external failure) will be displayed on the user interface. A list of all errors and corrective actions can be found in the table below. Reset the safety by turning the unit OFF and back ON. In case this procedure for resetting the safety is not successful, contact your local dealer.
  • Page 73 ERROR MALFUNCTION FAILURE CAUSE CODE OR PROTECTION AND CORRECTIVE ACTION 1. Check the resistance of the sensor. 2. The Tsolar sensor connector is loosen, reconnect it. Solar 3. The Tsolar sensor connector is wet or there is water in, temp.sensor(Tsolar) fault remove the water ,make the connector dry.Add waterproof adhesive.
  • Page 74 10.4...
  • Page 75 ERROR MALFUNCTION FAILURE CAUSE CODE OR PROTECTION AND CORRECTIVE ACTION Phase loss or neutral wire and 1.Check whether the power supply cables are firmly connected, avoid phase loss. live wire are connected 2.Check whether the sequence of neutral wire and live wire are reversely(only for three phase connected reversely.
  • Page 76 1. Strong wind or typhoon below toward to the fan, to make the fan running in the opposite direction. Change the unit direction or make shelter to avoid typhoon below to the fan. The DC fan failure 2. Fan motor is broken, change a new fan motor. 1.
  • Page 77 Heating mode, DHW mode: 1. The water flow is low; water temp is high, whether there is air in the water system. Release the air. 2. Water pressure is lower than 0.1Mpa, charge the water to let the pressure in the range of 0.15~0.2Mpa. 3.
  • Page 78 1. Power supply voltage of the unit is low, increase the power voltage to the required range. 2. The space between the units is too narrow for heat exchange. Increase the space between the units. 3. Heat exchanger is dirty or something is block on the surface. Clean the heat exchanger or remove the obstruction.
  • Page 79 Module protection DC generatrix low voltage protection DC generatrix high voltage protection 1. Check the Heat pump system pressure. 2. Check the phase resistance of compressor. 3. Check the U、V、W power line connection sequence between the inventer board and the compressor. MCE malfunction 4.

  • Page 80: Technical Specifications

    14 TECHNICAL SPECIFICATIONS 14.1 General 1-phase 1-phase 1-phase 3-phase Model 4/6 kW 8/10 kW 12/14/16 kW 12/14/16 kW Nominal capacity Refer to the Technical Data Dimensions HxWxD 718×1295×429mm 865×1385×526mm 865×1385×526mm 865×1385×526mm Packing 885*1375*475mm 1035*1465*560mm 1035*1465*560mm 1035*1465*1560mm Dimensions HxWxD Weight (without backup heater) Net weight 86kg 105kg...

  • Page 81: Information Servicing

    15 INFORMATION SERVICING 1) Checks to the area Prior to beginning work on systems containing flammable refrigerants, safety checks are necessary to ensure that the risk of ignition is minmised. For repair to the refrigerating system, the following precautions shall be complied with prior to conducting work on the system.
  • Page 82 10) Repairs to sealed components a) During repairs to sealed components, all electrical supplies shall be disconnected from the equipment being worked upon prior to any removal of sealed covers, etc. If it is absolutely necessary to have an electrical supply to equipment during servicing, then a permanently operating form of leak detection shall be located at the most critical point to warn of a potentially hazardous situation.
  • Page 83 16) Charging procedures In addition to conventional charging procedures, the following requirements shall be followed: Ensure that contamination of different refrigerants does not occur when using charging equipment. Hoses or lines shall be as short as possible to minimize the amount of refrigerant contained in them. Cylinders shall be kept upright.
  • Page 84 Automatic air purge valve Pressure relief valve...
  • Page 85 ANNEX B: To install the E-heating tape at the drainage outlet (by client) Connect the wire heating tape at the drainage outlet to the wire joint XT3. 4/6kW To the heating tape of drainage outlet 8/10kW To the heating tape of drainage outlet...
  • Page 86 ANNEX C: To the heating 12/14/16kW(1-phase) tape of drainage outlet 12/14/16kW(3-phase) NOTE: To the heating tape of drainage outlet The picture is for reference only,please refer to the actual product. The power of the E-heating tape shall not exceed 40W/200mA, supply volatge 230VAC.

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