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HKS lazar HTi20, Installation & Operation Manual

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HKS lazar HTi20 Installation & Operation Manual Download Page 20

Icing water temperature shall be always over 7ºC

System shall be filled with Propylene glycol solution

When operating HTi 20 heat pump note to ensure surface cooling by programming 

refrigerant temperature that is below dew point 

Use of condensation sensor is recommended

Use of flow-meter is recommended 

5.6.

Connecting to swimming pool 

Heat pump connection to swimming pool heating system is possible, however the following issues shall be

taken   into   account:  do   not   connect   device   heating  circuit   directly   to  swimming   pool   system.   Always   heat

exchanger shall be installed and other components required for such installation.

5.7. 

Reference hydraulic system 

The following diagrams indicate heat pump connection to buffer tank, hot water tank and building heating

system.   To  ensure   heat   pump  reliable   and  good  operation,   always  follow  the   instructions  regarding  device

connection to hydraulic system. 

Operation Manual and Guarantee Card v.010

HKS LAZAR Sp.z o.o. ul. Wodzisławska 15B 44-335 Jastrzębie-Zdrój

www.hkslazar.

 

 com

 

 

page. 

20

Summary of Contents for HTi20

Page 1: ...t pump INSTALLATION OPERATION MANUAL Installation Operation Manual and Guarantee Card HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój ORIGINAL OPERATION MANUAL 02 03 2022 SCOP 4 49 inverter ...

Page 2: ...4 3 Operation range 9 5 Heat pump assembly 10 5 1 Heat pump position 10 5 2 Installation of flat roof 14 5 3 Internal unit 14 5 4 Hydraulic connection 19 5 5 Cooling mode 19 5 6 Connecting to swimming pool 20 5 7 Reference hydraulic system 20 6 Wiring diagram 27 6 1 Wiring connecting external unit and internal one 27 6 2 Controller diagram 29 7 Service 33 7 1 Check before commissioning 33 7 2 Note...

Page 3: ...g acids chlorine sand or soda Works on devices hall be delivered by authorized service only 1 2 CE symbol and legal requirements Heat pump carries CE symbol Manufacturer declares that the manufactured device complies with the requirements laid down in electromagnetic compatibility directive 89 3 36 EEC and comply with the basic requirements laid down in Low Voltage Directive 73 23 EEC The device c...

Page 4: ...itches lamps or electrical switches Product contains refrigerant R290 In case of leakage the refrigerant shall be collected close to the earth Always prevent discharge of refrigerant into building pits recess or sewage systems Prevent accumulation of refrigerant that pose risk related to formation of hazardous explosive suffocating or toxic atmosphere 2 Transport and assembly 2 1 Delivery During r...

Page 5: ...otecting wall shall be provided Note possible noise pollution Do not install the device in corners recess or between walls Operation site shall ensure good noise insulation e g grass bushes palisade In case of heat pump suspended and fixed to building external wall always vibration dampers shall be provided at the junction of external and internal part 3 Technical data 3 1 External unit dimensions...

Page 6: ...Ti 20 12 3 400V AC Data acc to EN 14511 Heat pump coupled with generator Operating temp range 25 C to 35 C Design Galvanized steel stainless steel aluminium Dimensions 510x898x1480 Weight 130kg Hydraulic Connection G1 Heating circuit pump output 3 87W Air flow 5100 m3 h Energy Class Low temperature high temperature A A ηS Low temperature high temperature 176 6 129 9 Min Max heating output A7W35 4 ...

Page 7: ... 20 12 230V AC HTi 20 12 3 400V AC Min Max heating water temperature 20 60 C Working pressure Min Max 0 05bar 2 5bar 0 05MPa 0 25MPa Min Max flow 600 2100 l h Min qty of water of heating circuit 100 l Hydraulic resistance 55 kPa Max length of heating water pipe 20m 3 5 Cooling circuit technical data Heat Pump Model HTi 20 12 230V AC HTi 20 12 3 400V AC Refrigerant type R290 Refrigerant qty 1 3 kg ...

Page 8: ...the energy is transferred from the outside into the building lower heat source and then the air heated up to 62 C is transferred to the central heating system Heat accumulated inside the evaporator increases temperature of refrigerant flowing into the compressor Refrigerant of increased temperature and pressure ensures heat transfer inside the evaporator and returns to the evaporator through the e...

Page 9: ...temperature at 1bar abs 42 C Critical temperature 97 C Explosion limits 2 1 9 5 vol in the air Compatibility of materials does not cause corrosion 4 3 Operation range The below performance diagram relates to safe heat pump operation depending on T2 temperature heated water temperature up to T1 temperature air temperature Ther4 controller automatically adjusts temperature of heated water to weather...

Page 10: ...ration dumpers that allow unrestricted positioning of device Heat pumps are fitted with drip tray that collects any condensate generated during device operation and discharged with drain pipe into the soil or provided fixture drain Other option is hanging the device onto building external wall with dedicated clamps Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44...

Page 11: ...conditions Note to ensure heat pump position where air outlet is not directed towards circulating routes Always adhere to required distance from wall wall openings windows basement windows Note to ensure condensate discharge to prevent accumulation of moisture on building foundation Figure 5 Heat pump position and assembly 1 Heat pump 2 Condense drain 3 Building wall 4 Discharge pipe Operation Man...

Page 12: ...el 3 Pad foundation 4 Stone crushed stone Figure 7 Heat pump foundation top view 1 Pad foundation 2 Absorbent subbase gravel sand 3 Condensate drain Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 12 ...

Page 13: ...s be positioned against the windows Always prevent exposure of product to dusty or contaminated air Do not install the device under deciduous trees Do not install heat pump near heat sources flammable materials or intake vents Note to ensure unrestricted access to heat pump to enable maintenance inspections and required repairs Do not install device near windows and corners During selection of sit...

Page 14: ... roof opening and flat roof windows During works protect roof opening and flat roof windows to prevent a fall e g by installing fencing 5 3 Internal unit Heat pump internal module shall be installed inside the building only to prevent exposure to water and humidity as well as to ensure an unrestricted access for user and service engineer Boiler room control panel shall be installed to the wall in ...

Page 15: ...y water pump 2 Flow heater 3 Water filter 4 Central heating Hot water switching valve 5 Safety assembly position Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 15 ...

Page 16: ...Tower indoor unit rear view Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 16 1 2 6 10 12 16 4 5 3 8 7 9 11 15 14 17 13 18 F B C D A E G H ...

Page 17: ...irculation pump of circuit 2 option 13 Air vent 14 Expansion vessel CH 15 DHW safety valve 16 Expansion vessel for DHW 17 Electric box 18 DHW tank A Flow from the heat pump B Return to the heat pump C Return from the direct circuit D Supply to the direct circuit E Return to circuit 2 F Supply circuit 2 G Supply DHW H DHW returrn Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzi...

Page 18: ...Exemplary location of Smart Towerz with minimum service space When connecting the indoor unit be sure to use shut off valves for subsequent service work Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 18 ...

Page 19: ...ure that stub pipes are connected to water supply and return respectively Water connection is recommended to be provided with pipe diameter min 25mm After water connection ensure that insulation is installed of water pipes When connecting water supply to the external unit note the direction of water flow through the exchanger Water supply shall be connected to lower stub pipe of exchanger whereas ...

Page 20: ...the following issues shall be taken into account do not connect device heating circuit directly to swimming pool system Always heat exchanger shall be installed and other components required for such installation 5 7 Reference hydraulic system The following diagrams indicate heat pump connection to buffer tank hot water tank and building heating system To ensure heat pump reliable and good operati...

Page 21: ... Heating diagram 1 System including a single heating circuit and buffer in series Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 21 ...

Page 22: ...am 2 System including two heating circuits additional boiler and buffer in parallel connection Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 22 ...

Page 23: ...17 Heating diagram 3 System including two heating circuits and buffer in series Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 23 ...

Page 24: ...ure 18 Heating diagram with the use of Smart Tower with one heating circuit Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 24 ...

Page 25: ...ure 19 Heating scheme with the use of Smart Tower With two heating circuits Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 25 ...

Page 26: ...em including one heating circuit and installed fan coil unit in cooling mode with additional 3 way valve Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 26 ...

Page 27: ...er is recommended 6 Wiring diagram 6 1 Wiring connecting external unit and internal one Connection between the external unit and internal unit is provided with two cables power supply cable and communication cable Device is delivered along with cables 6 m long Any works related to wiring shall be provided pursuant to the following guidelines Any works related to wiring shall be provided by profess...

Page 28: ...2 L3 2 N 3 PE A Modbus connection Figure 23 Modbus connection A Modbus connection B Internet module connection Communication cable terminated with appropriate plug shall be connected to terminal block indicated on Figure No 20 Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 28 ...

Page 29: ...6 2 Controller diagram Figure 24 Wiring diagram Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 29 ...

Page 30: ...Figure 25 Controller diagram Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 30 ...

Page 31: ...controller including redundancy power supply 1 GND 2 Modbus communication 3 Water heate 4 UPS Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 31 ...

Page 32: ...nputs 10 Circuit lock 1 option DI2 GND 11 Circuit lock 2 option DI3 GND 12 Digital output ON OFF DI4 GND 13 Power failure signal DI5 GND 14 PWM system main pump Y3 GND Analogue outputs 15 Flow heater contact NO1 GND Current outputs 230V 16 Heating cooling switching valve NO2 GL1 N 17 Reserve boiler NO3 GND N 18 System main pump NO4 GND N 19 Central heating hot water switching valve NO5 L1 N 20 Cir...

Page 33: ...shall within 14 days notify the manufacturer about readiness of system for pre commissioning To ensure safe pre commissioning a precise check shall be performed of heat pump system and boiler room It is required to check in particular all components regarding proper assembly and location of device outside the building Moreover before pre commissioning it is required to Check if heat pump has been ...

Page 34: ...e top pump Floor slab Optionally the external unit may be installed next to the wall or within free spaces Heat pump position shall ensure protection against exposure to wind however if it is not possible it is recommended to install heat pump perpendicularly to prevalent wind direction Devices shall be placed on load bearing strong and horizontal base appropriate to device mass Device foundation ...

Page 35: ...llow guidelines indicated in VDI 2035 part I and II According to our experience use of desalted water enables to ensure safe and reliable operation VDI 2035 part I includes guidelines and recommendations regarding protection against scale deposits inside heating system and domestic hot water systems VDI 2035 part II includes mostly indications regarding protection against heating water corrosive a...

Page 36: ...obiegową na 100 mocy Po osiągnięciu maksymalnej mocy pompy obiegowej zamknąć na tyle zawór różnicowy aby zapewnić maksymalny przepływ wody CAUTION Time of PC protection against power failure depends on type of back up power pack used Regular checks of back up power pack are required Use of back up power pack does not ensure total protection for heating system against freezing Differential valve To...

Page 37: ...ing training shall be performed for the user regarding controller and heat pump operation Pre commissioning and training provided for the user shall be confirmed with records made In the guarantee card Heat pump is maintenance free device which does not require fuel regular cleaning or inspections 7 4 Cleaning Casing components shall be cleaned with wet cloth and widely available detergents Cleani...

Page 38: ...re often than every 8 months and no more less than every 14 months System components shall undergo an annual check performed by HKS Lazar service engineer including cleaning if required Regular check regarding possible contamination and cleaning if required shall be performed of air inlet and outlet interval depends on device location Also check is required of condensate drain regarding blockage t...

Page 39: ...boiler components are made from various materials they should be transported to the licensed waste collection centre to ensure proper disposal and recycling of steel plastics etc CAUTION Risk of electric shock Any works related to wiring shall be provided by professional fitters only Before opening guards firstly device shall be disconnected from power supply and protected against accidental opera...

Page 40: ...rising and whole refrigerant contained in the oil was removed Before shipping the compressor to manufacturer firstly always empty the compressor carefully You can accelerate emptying of compressor by heating the casing only Extraordinary caution is required when draining the oil Recovery of refrigerant may be performed by trained professional only 9 Guarantee terms The HKS LAZAR company provides a...

Page 41: ...repairs delivered free of charge except the user s activities described in the user manual repairs delivered free of charge except the user s activities described in the user manual b replacement of the device with new one when repair is impossible in opinion of HKS LAZAR service 9 4 The guarantee does not cover any mechanical damage of heat pump 9 5 Manufacturer takes no responsibility for incorr...

Page 42: ...NOTES Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 42 ...

Page 43: ...ctive 811 2013 EU User shall always adhere to all guidelines regarding assembly and operation indicated in the operation manual Heat Pump Start Up Address Date of start up Heat pump model Output Building area Estimate heat demand Service engineer signature and date Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com page 43 ...

Page 44: ...oluntary but necessary to enter into the agreement and performance of obligations arising from the guarantee or warranty for defects complaint processing keeping service records by the manufacturer namely HKS Lazar Sp z o o Absence of personal data prevents conclusion of the agreement regarding guarantee and performance by the manufacturer of obligations arising from the guarantee Providing the pe...

Page 45: ...aków 1462 30 133 Kraków Were manufactured pursuant to the following standards PN EN ISO 12100 1 PN EN ISO 12100 2 PN EN ISO 60204 1 2010 PN EN ISO 61000 6 4 PN EN ISO 378 2 2017 03 PN EN 14511 This declaration is valid only if heat pump was installed according to the instructions and guidelines in assembly and operation manual and if no product alteration or modification was provided Jastrzębie Zd...

Page 46: ...rmality followed during commissioning YES NO NOTES Date Legible service engineer signature User hereby confirms that The device revealed no defect during commissioning performed by service engineer He was given the Installation and Operation Manual along with completed Guarantee Card He was familiarized with heat pump operations and maintenance Training was provided regarding response to defects a...

Page 47: ...pection by competent authorities if required Supplement to Guarantee Card purposed for Client Records of warranty and non warranty repairs start up and annual inspections of the HTi20 heat pump Date Description of works Signature and Stamp of Authorized Service Client Signature Operation Manual and Guarantee Card v 010 HKS LAZAR Sp z o o ul Wodzisławska 15B 44 335 Jastrzębie Zdrój www hkslazar com...

Page 48: ...www hkslazar com HKS LAZAR Spółka z o o 44 335 Jastrzębie Zdrój ul Wodzisławska 15B POLAND 48 32 47 57 123 48 32 47 29 578 48 32 47 51 960 e mail sekretariat hkslazar pl facebook com HKS LAZAR 2205 ...

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