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Air Source Heat Pump Water Heater

4

2 Models and Technical Specifications

The air source water heater consists of an outdoor unit, a water tank, wired

controller, refrigerant pipes, and water pipes. It provides hot water to users for

household use.

The appearance of the main parts is shown in Figure 2-1. Actually, the

appearance of the product may not be exactly the same as that shown in the figure.

For the actual appearance, refer to the product delivered.

Outdoor unit

Wired controller

Water tank

Figure 2-1 Appearance of the main parts

This installation guide provides guidance on installation of the following model.

Table 2-1 Mapping between the main unit and the water tank

Outdoor unit model

Water tank model

CH-HP3.5SWNK

WT200SW1.5ENK

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Содержание CH-HP3.5SWNK

Страница 1: ...Owner s Manual Models CH HP3 5SWNK Air Source Heat Pump Water Heater ...

Страница 2: ...ater When using water please open the cold water valve first and then adjust the cold and hot water volumes to a proper temperature to prevent scald When you do not use the heater for a short period in cold seasons ensure that this unit is energized all day long When you do not use it for a long period ensure that its water system is drained to prevent cracking caused by cold weather For any probl...

Страница 3: ...nstallation Diagram 11 6 Installation of the Water Tank 13 7 Pipeline Connection 14 7 1 Refrigerant Pipe Connection 14 7 2 Exhaust Methods 15 7 3 Water Pipe Connection 17 8 Installation Diagram of the Unit 20 9 Wiring 21 9 1 Wire Layout 21 9 2 Wire Connections 22 10 Wired Controller Installation 24 10 1 Requirements for Wired Controller Installation Locations 24 10 2 Wired Controller Installation ...

Страница 4: ...34 16 Servicing and Maintenance 35 16 1 Water Replenishment for the Water Tank 35 16 2 Regular Cleaning for the Water Tank 35 16 3 Mg Stick Replacement 36 16 4 Safety Check Valve Maintenance 37 16 5 Maintenance of the Unit 37 17 Precautions for Safety Use 38 18 Troubleshooting 39 ...

Страница 5: ... power cord or socket is suitable for input power of this unit Dedicated lines must be used for the power supply to prevent a fire Do not use multipurpose sockets or mobile wiring boards to connect wires Otherwise overheating or even a fire may be caused Pull out the power plug and drain the main unit and water tank when water heater is not in use for a long time to prevent cracking caused by cold...

Страница 6: ...ject on it Otherwise the main unit or water tank may be deformed or damaged or even hazards may be posed when a person or object falls off To save energy more efficiently install the main unit at a well ventilated place Do not block the air inlet or outlet of the main unit Otherwise energy efficiency may be reduced and shutdown or even a fire may be caused Keep chemical sprays gas tanks at least 1...

Страница 7: ... be the same as the water flow If impurities inside the waterway need to be cleared open the end cap of the filter When the filter is installed vertically the direction indicated by the arrow must not be upward and the end cap must be placed slantwise downwards This marking indicates that this product should not be disposed with other household wastes throughout the EU To prevent possible harm to ...

Страница 8: ...ain parts is shown in Figure 2 1 Actually the appearance of the product may not be exactly the same as that shown in the figure For the actual appearance refer to the product delivered Outdoor unit Wired controller Water tank Figure 2 1 Appearance of the main parts This installation guide provides guidance on installation of the following model Table 2 1 Mapping between the main unit and the water...

Страница 9: ...electricity consumption average climate conditions kWh 795 Maximum Input Power W 1500 1500W Electric Heater Outlet Water Temperature C Default 55 C 35 C 55 C Power Supply 220V 240V 50Hz Insulation Level Ⅰ Protection of Ingression ⅠPX4 Refrigerant Name R410A Charge kg 1 40 Outline Dimensions W x D x H mm 842 320 591 Package Dimensions W x D x H mm 941 371 660 Gross Net Weight kg 44 5 38 5 Sound Pow...

Страница 10: ...ut Power for Electric Heater W 1500 Outline Dimensions W x D x H mm 545 x 545 x 1919 Package Dimensions W x D x H mm 2009 x 656 x 625 Water Tank Gross Net Weight kg 60 52 Outer Size of Connection Pipe mm Φ6 Φ9 52 Notes Please always see the nameplate for the exact data as this table is subject to change Table 2 3 Performance Data of Hot water Mode Te Mode inlet water T1 outlet water T2 capability ...

Страница 11: ...s heat from the low grade energy air source environment and transfers the heat to a condenser through a compressor and releases it to the water inside the water tank In this way the water is heated up The working principles of an air source water heater are the same as those of a heat pump air conditioner A heat pump air conditioner absorbs heat from the natural environment and transfers it to the...

Страница 12: ...container of the water tank to enhance heat transfer In testing conditions of the unit the coefficient of performance COP reaches up to 3 0 and the operating costs are more economical than conventional heaters Reliability and Durability The unit adopts heap pump water heater specialized inverter 2 stage compressor which provides a powerful heat for the air source water heater The unit can produce ...

Страница 13: ...ch as timer switch Rapid and i know Intelligent Defrosting The unit provides the antifreeze and automatic defrosting functions which effectively solve the problems such as heat exchanger freezing frosting and sewage caused by defrosting All Weather Applicable Supplies hot water all year round regardless of nights or rainy weather ...

Страница 14: ...water heater meets the local drinking water health standards If well water groundwater and seawater are used the depletion of the Mg Stick in the water tank may be accelerated thereby shortening the lifespan of the unit 5 The water processed by the ion exchange water softener accelerates the depletion of the Mg Stick in the water tank Therefore you are advised not to connect the water inlet of the...

Страница 15: ...nce 5 2 Space Requirement for Main Unit Installation and Installation Diagram 1 The installation requirements of the water heater s main unit are the same as those of the outdoor unit of an air conditioner The main unit can be installed in the exterior walls roof balcony or ground The air outlet should avoid the wind direction The dimension diagram of the main unit structure is shown in Figure 5 1...

Страница 16: ...de the drainage pipe to a proper place for drain Unit mm Model A B C D E F CH HP3 5SWNK 260 320 842 784 591 540 Figure 5 1 Dimension diagram of the main unit structure Distance from obstructions 50 cm Distance from the wall Air outlet side Air inlet side Distance from the wall 50 cm 3 0 c m 30 cm 200 cm Outdoor unit chassis Outdoor unit drainage joint Figure 5 2 Space requirements for installation...

Страница 17: ...ouching the ground It must be installed on a solid foundation During water tank installation consider the weight bearing capability of the foundation Figure 6 1 shows the installation diagram Keep the feet of the unit down to earth Distance from obstructions 20 cm 50cm Distance from the wall Figure 6 1 Fastening of the water tank Note The water tank must also be fastened to the wall using a tank m...

Страница 18: ...y of the wired controller with thermal insulation bands and then lead them through the hole 3 Remove the refrigerant pipe joint from the water tank and the sealing nuts from the small and large valves of the outdoor unit and add refrigerant oil on the joint and valve cones 4 Remove the sealing caps of the connecting pipe Align the center of the bell mouth with the pipe joint and valve cone and scr...

Страница 19: ...es when length of the connecting pipe increases Therefore take thermal insulation measures on the connecting pipe when it needs to be extended 1 Use a refrigerant in the outdoor unit 1 Remove the valve cap and the fluoride injection mouth nut from the fluid valve and the air valve 2 Use a hex key to slightly unscrew the valve plug of the fluid valve and use a screwdriver to jack up the valve core ...

Страница 20: ... and fluid valve are tightly closed 2 Connect the joint of the filling hose to the vacuum pump as shown in Figure 7 4 3 Fully open the low pressure valve of the pressure gauge 4 Start the vacuum pump to vacuumize the air for 20 minutes or more and ensure that the pressure gauge pointer points to 1 0 x 105 Pa 76cmHg Close the low pressure valve and stop running the vacuum pump Wait 2 minutes If the...

Страница 21: ...tank The safety check valve filter and cut off valve must be installed for the water inlet pipe and the installation order must be consistent with that shown in the unit installation diagram At least a cut off valve must be installed for the water outlet pipe In order to facilitate water tank emptying or cleaning you are advised to add a tee joint and a cut off valve at the water outlet of the wat...

Страница 22: ...pe to connect the outfall to the floor drain and ensure that the outfall pipe and the joint of the floor drain are lower than the bottom of the water tank Otherwise the water cannot be drained In addition the cut off valve must be installed in the position at which the user can conveniently operate it Cut off valve A Hot water output Safety check valve Filter Cut off valve B Tap water Floor drain ...

Страница 23: ...ability use dedicated accessories PPR pipe joints safety check valves and filters delivered with the unit and do not use accessories from third party vendors or replace any parts by the user C H shall not undertake any responsibility for personal injuries or any loss caused by improper running and use of the air source water heater ...

Страница 24: ...all the piping system only after the unit is fastened Prevent dust and other foreign matters form entering the piping system during pipe connection or installation After all pipes required are installed check leakage first and then take thermal insulation measures on the waterway system Particularly note the following Take thermal insulation measures on the valves and pip joints A thickness of not...

Страница 25: ...or power cables and the operating temperature should not greater than the stipulated value The diameter of the cables should be large enough For details refer to Table 9 1 If the length of the power cable is greater than 15 meters choose a power cable with a larger cross sectional area to prevent problems caused overloading Do not pull the power cable during the installation 6 If the installation ...

Страница 26: ... a grounding cable connect one end of the ground cable to the grounding screw of the water tank and the other end to the grounding screw in the connection box on the right panel of the main unit 3 Select an appropriate power cable with a leakage circuit breaker according to the power configuration table and connect it to the main power supply 4 Connect the interface of the temperature sensor deliv...

Страница 27: ...res and install the connection box to the original place 6 Fasten the wired controller and connect it to with the communications line coming from the main unit 7 The communications line of the wired controller and the line of the temperature sensor should be separated from the power cable and the distance between them should be greater than 20 cm Otherwise the unit may not be able to communicate p...

Страница 28: ...install the unit or wired controller of the air source water heater in a place susceptible to electromagnetic interference 3 Ensure that the communication line is connected to the correct interface Otherwise communication will be failure 10 2 Wired Controller Installation No 1 2 3 4 Name Front panel of wired controller Screw Soleplate of controller Socket s base box installed in the wall Figure 10...

Страница 29: ...ommunication cable 4 core twisted pair wire in the base box and then make the communication cable go through the hole of soleplate of wired controller Joint the controller s soleplate and base box with screws M4 25 Insert the communication cable 4 core twisted pair wire into controller s slot Buckle the front panel and soleplate of controller together Caution During the following connections pay s...

Страница 30: ... control and bottom plate with a flat screwdriver Pull out the communication wire 4 core twisted pair wire inside the installation box and make this wire go through the wire crossing hole of rainproof box and wired controller bottom plate Secure the bottom plate of wired controller rubber cushion rainproof box at the installation box with screws if there is no installation box in the wall please d...

Страница 31: ...ired controller 4 Rubber cushion rainproof box 2 Screw 5 Rainproof box 3 Bottom plate of wired controller 6 Installation box inside the wall Figure 10 3 Rainproof Box Accessories of Wired Controller Figure 10 4 Disassembly Diagram of Rainproof Box of Wired Controller ...

Страница 32: ...formance of the unit may be affected or the pipes may be frozen and damaged Is the power voltage consistent with the voltage indicated in the nameplate The unit may become faulty or the parts may be burnt Does the wire model comply with specifications The unit may become faulty or the parts may be burnt Is a safety check valve installed for the water inlet pipe If the water tank bears high pressur...

Страница 33: ...troller buzzer Observe whether the wired controller is displayed properly If there is no fault code the unit is normal The wired controller has a power memory function However if the wired controller is power on for the first time it may indicate power on power off or standby Note that the unit can be powered on only after the water tank full filled with water and do not power on the unit before t...

Страница 34: ...s to enter the query status When the temperature display area displays 00 press and hold MODE for 5 seconds Then 00 changes to P0 Press the or button to switch to the P3 Then press the MODE button for settings Press the or button again to change 00 in the time display area to 01 Press MODE to confirm and complete the settings After the settings are complete when the low pressure gauge pointer decl...

Страница 35: ...nd hold MODE for 5 seconds to enter the query status When the temperature display area displays 00 press and hold MODE for 5 seconds Then 00 changes to P0 Press the or button to switch to the P3 Then press the MODE button for settings Press the or button again to change 00 in the time display area to 01 Press MODE to enter the defrosting mode and complete the settings for refrigerant reclamation s...

Страница 36: ...e unit s water generation capacity will increase with the increased of ambient temperature Under the same ambient temperature the maximum water generation capacity is under Rapid mode and then the Hot water mode The heating time under SE mode is longer Under the normal circumstances the required time for heating 200L water is 1 3 hours in summer 2 5 hours in spring The required time in winter is l...

Страница 37: ...down If the unit is not used for a long time turbid fluid may come out from the tap when the unit is started again or started for the first time This is a normal phenomenon Wait a moment the turbid fluid will disappear 3 Power outage If an outage occurs when the unit is running all tasks are stopped The wired controller has a power memory function If a malfunction occurs due to lightning or car ra...

Страница 38: ...on is disabled However this function does not apply to the water inlet and outlet pipes of the water tank If the water tank is inevitably installed outdoors reduce the outdoor part of pipes including the refrigerant connecting pip and water inlet and outlet pips of the water tank Otherwise the heat loss is large power consumption increases and the water system is vulnerable to freezing In addition...

Страница 39: ...the valve at the location for water use 3 Open the cut off valve of the outfall 4 After the water tank is drained close the cut off valve of the outfall The drainage operations are complete 16 2 Regular Cleaning for the Water Tank To ensure the quality of hot water you use follow the following steps to regularly clean the water tank 1 Cut off the power supply of the unit 2 Close the cut off valve ...

Страница 40: ...g steps 1 Before removing the Mg Stick drain the water tank by following drainage operations 2 Open the cap on the mounting mouth for the Mg Stick in the water tank 3 Use a hex key to unscrew the Mg Stick component and then steadily removed the magnesium to prevent it from falling into the inner container of the water tank 4 Install a new Mg Stick component into the mounting mouth of the Mg Stick ...

Страница 41: ...l conditions the tap water pressure is around 0 3 MPa If a booster pump is used to replenish water the water replenishment pressure may exceed 0 7 MPa In this case a pressure reduction valve needs to be added to the tap water replenishment pipe to reduce water replenishment pressure Open the safety check valve s handle to check whether it is blocked on a regular about once a month basis If it is b...

Страница 42: ...r reliable operation please do not change its location and never block its outlet The pipe should be directly connected to floor drain 7 Never drink the water inside the water tank 8 Children bath should be supervised by adults 9 This appliance can be used by children aged from 8 years and above and persons with reduced physical sensory or mental capabilities or lack of experience and knowledge if...

Страница 43: ... To protect the unit the microcomputer controls it to run 5 minutes after it is shut down and then immediately started The bicker sound can be heard during operating When the unit is running the wow or hiss sound can be heard sometimes which is the sound of flowing refrigerants It does not indicate a fault The main unit discharges condensate water This is a result of normal operating of the unit a...

Страница 44: ...th a speed of 6 to 7 L min The wired controller alternately displays L6 and the water temperature The ambient temperature is too low it is beyond the running range of the main unit or the temperature is set too high and exceeds the maximum temperature of the heat pump In the water heating process the unit is slightly frosted If the unit runs too long for hot water it may be frosted which is a norm...

Страница 45: ...sor The water heater stops operation and the wired controller displays F6 Malfunction of tube temperature sensor for outdoor heat exchanger The water heater stops operation and the wired controller displays Fd Malfunction of suction temperature sensor The water heater stops operation and the wired controller displays FE Malfunction of upper temperature sensor of water tank The water heater stops o...

Страница 46: ...ive charging loop of inverter compressor The water heater stops operation and the wired controller displays PP Abnormal protection of drive DC input voltage of inverter compressor The water heater stops operation and the wired controller displays PF Malfunction of temperature sensor of drive electric box of inverter compressor The water heater stops operation and the wired controller displays P9 Z...

Страница 47: ...controller displays An Malfunction of drive storage chip of inverter outdoor fan The water heater stops operation and the wired controller displays AU Drive charting loop malfunction of inverter outdoor fan The water heater stops operation and the wired controller displays AP Abnormal protection of driven AC input of inverter outdoor fan The water heater stops operation and the wired controller di...

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