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SHERPA SHW

 

Sanitary water heat pump

 

4

 

GENERAL SAFETY GUIDELINES 

Before  beginning  to  operate  on  SHERPA  SHW  units  every  user  has  to  be  perfectly  knowledgeable  about  the  functions  of  the 
equipment and its controls and has to have read and understood the information listed in this manual. 

 

It’s strictly forbidden to remove and/or tamper with any safety device.

 

Do not remove the grills on the fan outlet and top cover.

 

It’ forbidden the use by children and unassisted disabled persons. 
Do not touch the appliance when barefoot or with wet or damp parts of the body. 
Do not pull, detach or twist the electrical cables coming from the unit, even if it is disconnected from the mains 
supply. 
Do not stand with your feet on the device, sit down and/or lean on any type of object. 
Do not spray or pour water directly on the device. 
Not dispose of, abandon or leave within reach of children packaging materials (cardboard, staples, plastic bags, 
etc.). because it can be a potential source of danger. 

 

Any routine or not-routine maintenance operation shall be carried out when the equipment has been shut down, 
disconnected from electric power sources. 
The plastic cover can be removed only by qualified operators. 
Do  not  put  neither  your  hands  nor  insert  screwdrivers,  spanners  or  other  tools  into  moving  parts  of  the 
equipment. 
The equipment supervisor and the maintenance man has to receive suitable training for the performance of their 
tasks in safety. 
Operators  have  to  know  how  to  use  personal  protective  devices  and  have  to  know  the  accident-prevention 
guidelines contained in national and international laws and norms. 

4.1

 

WORKERS’ HEALTH AND SAFETY 

The  European  Community  has  adopted  a  number  of  directives  on  workplace’s  health  and  safety,  which  include  89/391/CEE, 
89/686/CEE,  2009/104/CE,  86/188/CEE  and  77/576/CEE  directives.  Every  employer  shall  implement  such  provisions  and  ensure 
that workers respect them: 

 

Do  not  tamper  with  or  replace  parts  of  the  equipment  without  the  specific  consent  of  the  manufacturer.  The 
manufacturer shall have no responsibility whatsoever in case of unauthorised operations.

 

 

Using  components,  expendable  materials  or  spare  parts  that  do  not  correspond  to  those  recommended  by  the 
manufacturer and/or listed in this manual may be dangerous for the operators and/or damage the equipment 
The  operator’s  workplace  has  to  be  kept  clean,  tidy  and  free  from  objects  that  may  prevent  free  movements. 
Appropriate  lighting  of  the  work  place  shall  be  provided  so  as  to  allow  the  operator  to  carry  out  the  required 
operations safely. Poor or too strong lighting can cause risks. 
Ensure that work places are always adequately ventilated and that aspirators are working, in good condition and in 
compliance with the requirements of the laws in force. 

4.2

 

PERSONAL SAFETY EQUIPMENTS 

When operating and maintaining the SHERPA SHW units, use the following personal protective equipments. 

 

Protective  clothing:  Maintenance  men  and  operators  has  to  wear  protective  clothing  that  complies  with  the  basic 
safety requirements currently in force. In case of slippery floors, users have to wear safety shoes with non-slip soles. 

 

Gloves: During maintenance or cleaning operation protection gloves have to be used 

 

 

Mask  and  goggles:  Respiratory  protection  (mask)  and  eye  protection  (goggles)  should  be  used  during 
cleaning and maintenance operations. 

4.3

 

SAFETY SYMBOLS 

The unit features the following safety signs, which has to be complied with: 

 

General hazards 

 

Electric 

shock

 hazard

 

 

Presence of moving organs 

 

Presence of surfaces that may cause injures 

Содержание SHERPA SHW 200

Страница 1: ...or informative purpose The company declines any responsibility for the results of any projecting or any installation based on the explanations and or on the technical specifications provided in this manual It is besides forbidden the reproduction under any form of the texts and of the figures contained in this manual ...

Страница 2: ...apters Paragraphs that were added 17 04 05 2014 D P G M 03 03 2014 D P G M 02 02 2014 D P G M 01 01 2014 Andrea M D P G M 00 11 2013 D P G M Rev Date Edited by Approved by Notes Catalogo Catalogue Katalog Catalogue 260409A MUI14110D6120 08 Serie Series Serie Serie Série SHERPA SHW SANITARY WATER HEAT PUMP Possible wasted electrical or electronic devices products should not be located together with...

Страница 3: ...THE UNIT 9 8 1 PARTS AND DESCRIPTIONS 9 8 2 DIMENSIONS 9 8 3 HOLES FOR CABLES 11 8 4 HOW TO REPLACE THE MAGNESIUM STICK 11 8 5 REGULATION THERMOSTAT OF THE ELECTRIC HEATER 11 8 6 SCHEMATIC OVERVIEW OF THE WATER AND GAS CIRCUIT 12 8 7 SCHEMATIC OVERVIEW OF THE GAS CIRCUIT 12 9 INSTALLATION 12 9 1 GENERALITY 12 9 2 SAFETY INSTRUCTIONS 13 9 2 1 Warning 13 9 2 2 Caution 13 9 3 TRANSPORTATION 13 9 3 1 ...

Страница 4: ...RAMETER CHECKING AND ADJUSTMENT 26 11 6 MALFUNCTIONING OF THE UNIT AND ERROR CODES 27 12 MAINTENANCE AND PERIODICAL CONTROLS 28 12 1 ENVIRONMENTAL PROTECTION 29 13 TROUBLESHOOTING 29 14 WHEN THE UNIT GOES OUT OF SERVICE 29 15 DISPOSAL REQUIREMENTS 29 16 TECHNICAL CHARACTERISTICS 30 17 WORKING LIMITS OF HEAT PUMP 31 18 WIRING DIAGRAM 32 18 1 STANDARD CONNECTION 32 18 2 CONNECTION OF AN AUXILIARY HE...

Страница 5: ...customer shall store any updated copy of the manual or parts of it delivered by the manufacturer as an attachment to this manual The company is available to give any detailed information about this manual and to give information regarding the use and the maintenance of its own units 1 2 GRAPHIC SYMBOLS USED IN THE MANUAL Indicates operations that can be dangerous for people and or disrupt the corr...

Страница 6: ...pted a number of directives on workplace s health and safety which include 89 391 CEE 89 686 CEE 2009 104 CE 86 188 CEE and 77 576 CEE directives Every employer shall implement such provisions and ensure that workers respect them Do not tamper with or replace parts of the equipment without the specific consent of the manufacturer The manufacturer shall have no responsibility whatsoever in case of ...

Страница 7: ...trol parameters AEL 8 h e 12 h TWA 1000 ml m3 Respiratory protection For rescue and maintenance operation in storage tanks use self contained respirator apparatus The vapors are heavier than air and can cause suffocation by reducing oxygen available for breathing Eyes protection Total safety glasses Protection of hands Rubber gloves Hygiene measures Do not smoke PHYSICAL AND CHEMICAL PROPERTIES Co...

Страница 8: ...duces hot water it cools the room and supplies fresh air Compatible with different energy sources the unit can work with a second heat source as solar panels external heat pumps boilers or other different energy sources remark the extra heat source is not provided with Ecological and economical heating the unit is one of the most efficient and economical alternatives to both fossil fuel boilers an...

Страница 9: ... gas water contamination High thickness polyurethane foam PU thermal insulation 42 mm Outer shell made of grey colour RAL 9006 plastic material Acoustically isolated top part plastic cover Highly efficient compressor with the R134a refrigerant High and low gas pressure protections Electrical heater available in the unit as a back up with integrated thermo cut out with protection set at 90 C assuri...

Страница 10: ...SHERPA SHW Sanitary water heat pump 9 8 OVERVIEW OF THE UNIT 8 1 PARTS AND DESCRIPTIONS 8 2 DIMENSIONS HPV HPM ...

Страница 11: ... Hot water outlet G 1 female G 1 female 6 Anti corrosion magnesium stick 1 female 1 f female 7 Upper tank temperature T3 thermostat T85 C 12 mm x L 120 mm 12 mm x L 120 mm 8 Connection for re circulated water G female G female 9 1200 W auxiliary electric heater with integrated thermostat 1 female 1 female 10 Grounding M6 M6 11 Lower tank temperature T2 12 mm x L 90 mm 12 mm x L 90 mm 12 Cold water...

Страница 12: ... all the water out of the tank Remove the old magnesium stick from the tank Replace the new magnesium stick Recharge the water 8 5 REGULATION THERMOSTAT OF THE ELECTRIC HEATER The auxiliary electric heater is equipped with a regulation thermostat the access to this component takes place by removing the plastic frontal cover Such control allows a variation of temperature between 15 and 75 C each no...

Страница 13: ...ations of the labels on the unit and to take any possible precautions Not observing the rules reported on this manual can create dangerous situations After receiving the unit immediately check its integrity The unit left the factory in perfect condition any eventual damage has to be questioned to the carrier and recorded on the Delivery Note before signing it The company has to be informed within ...

Страница 14: ...s leaks if there is a gas leak and gas accumulates in the area surrounding the unit it could cause an explosion Do not clean the unit when the power is ON always shut OFF the power when cleaning or servicing the unit If not it could cause an injury due to the high speed running fan or an electrical shock In case the unit is used without air ejection duct verify that the installation room has got a...

Страница 15: ...the cover of the unit cannot withstand stress so it cannot be used for transport ATTENTION the unit can be inclined only on the opposite side of the handle see above drawing in other words only on the left side respect of the control panel The unit is equipped with a handle to facilitate transport The handle is supplied unassembled in case of need it shall be fixed with two M8 screws to the two th...

Страница 16: ...ater normally flowing out from water outlet taps the tank is full Turn off all valves and check all pipes If any leakage please repair If the inlet water pressure is less than 1 5 bar a pressure pump should be installed at the water inlet For ensure the long safety using age of tank at the condition of water supply hydraulic higher than 5 5 bar a reducing valve should be mounted at the water inlet...

Страница 17: ...d to the system for hot sanitary water circuitation or solar water circuitation it is recommended to install and connect also a flow switch before the pump If not any damage to the pump will not be signalled and the system malfunction could occur Perform the drainage piping work according to the installation instruction If there is a defect in the drainage piping work water could leak from the uni...

Страница 18: ...ation loop is required an expansion tank suitably sized to absorbe volume variations installed before the solar system a pressure safety valve 3 bar installed after the solar system an air vent valve with manual gate installed near the safety valve The discharge of the pressure safety valve must be directed to a specific tank for the collection of glicolated water and not to the normal waste water...

Страница 19: ...ent WARNING If external circulation pump is connected to the system the external water flow switch have ALWAYS to be connected following the indications listed in the wiring diagram Never bridge the water flow switch connections in the terminal board Use the specified electrical wires and attach the wires firmly to the terminal board connection in such a way that the stress of the wires is not app...

Страница 20: ...ic circuit has been charged under pressure and air vented Check if any water flows out from the hot water outlet make sure that the tank is full of water before turning on the power Ensure that arrangements have been provided to drain the condensate Check out that all power cables are properly connected and all terminals are hardly fixed Check that electrical connections are carried out according ...

Страница 21: ... the unit is turned OFF and enters into the standby mode 3 and buttons These are the multi purpose buttons They are used for temperature setting parameter setting parameter checking clock adjustment and adjustment of the timer During running status press or button to adjust the setting temperature directly By pressing these buttons when the unit is on clock setting status the hour s and the minute...

Страница 22: ...and buttons to set the exact minute s and press to confirm and exit The set clock time is displayed Timer setting Press button for 5 to entry the timer setting interface timer ON hour icon 88 88 flashes Press the and buttons to set the exact hour s and press to confirm timer ON minute icon 88 88 flashes Press the and buttons to set the exact minute s and press to confirm timer OFF hour icon 88 88 ...

Страница 23: ...s enabled This is an automatic function the system will entry or exit the defrosting according to the inner control program The defrosting parameters cannot be changed at fieldwork And the unit does not support manual defrosting control 5 Heating The icon indicates that the current operation mode is heating 6 Key lock The icon indicates the key lock function is enabled The keys cannot be operated ...

Страница 24: ...e pump can not start until the unit is re powered The relating error code will be shown on the controller Only the pump will be stopped but not the unit itself 11 4 4 Thermal protections First step protection when the tank water goes up to 85 C the unit will stop and the relating error code will be shown on the controller This is an auto reset protection When tank water temperature goes down the u...

Страница 25: ...e of the tank water between 55 60 C in order to inhibit the bacterial proliferation see Annex 13 of the guidelines mentioned above The parameter 21 acts on the frequency of disinfection cycles It must be properly set according to the storage temperature of the tank and the frequencies of DHW utilization Higher frequency of the disinfection cycle results in a lower possibilities of bacteria contact...

Страница 26: ...de is decided by the setting of the controller When ON OFF contact is closed but the controller is OFF the unit can t work When ON OFF contact is opened but the controller is ON the unit can t work with the exception of external pump If the controller is ON and the ON OFF status is changed from opened to closed the unit will work by the previous settings of the controller auto restart If the unit ...

Страница 27: ...ide temp electrical heater activation 0 1 1 Adjustable 0 off 1 on 20 I Electrical heater activation during defrosting 0 1 1 Adjustable 0 off 1 on 21 I Disinfection period 1 30 days 7 days Adjustable 32 I E heater activation for heat pump integration 0 1 1 Adjustable 0 off 1 on 33 I E heater activation hysteresis 1 10 C 3 C Adjustable 35 I ON OFF contact configuration 0 1 0 0 on off 1 photovoltaic ...

Страница 28: ...has problem 1 P8 appears at 125 C and disappears at 120 C 2 Check and if it s necessary replace the sensor High pressure protection HP Switch E1 6 flashes 1 dark 1 Too high air inlet temp 2 Less water in the tank 3 The electronic expansion valve assembly blocked 4 Too much refrigerant 5 The HP switch damaged 6 The uncompressed gas is in refrigerant system 1 Check if the air inlet temp is over the ...

Страница 29: ...nal flow switch if it is installed x Clean the metallic filters of the hydraulic circuit to keep a good water quality Lack of water and dirty water can damage the unit x Clean the finned coil of the heat exchanger by means of compressed air it s recommended to keep the unit in a place where it is dry and clean and which has good ventilation x Check the correct operation of the electric heater for ...

Страница 30: ... connected One of the error codes appears consult your local dealer The scheduled timer does work but the programmed actions are executed at the wrong time e g 1 hour too late or too early Check if the clock and the day of the week are set correctly adjust if necessary 14 WHEN THE UNIT GOES OUT OF SERVICE Once the unit is arrived at the end of its life cycle and needs to be removed or replaced the...

Страница 31: ...material condenser Aluminium alloy Solar exchanger coil surface m2 1 2 Auxiliary exchanger coil surface m2 Solar exchanger coil flow rate m3 h 1 2 Auxiliary exchanger coil flow rate m3 h Exchanger coil max pressure bar 6 Exchanger coil material Pickled S235JR Cold water inlet inch G 1 female Hot water outlet inch G 1 female Solar heat source inlet outlet inch G 1 female Auxiliary heat source inlet...

Страница 32: ...fety devices In each case regarding high temperatures water temperature between 47 and 65 C air temperature between 25 and 43 C if the user sets a temperature that is out of the working envelope the heat pump adapts automatically its water set to the limits indicated in the diagram here below Here below the fixed sets of the pressure switches HP switch OFF 26 bar ON 16 bar LP switch OFF 0 2 bar ON...

Страница 33: ...SHERPA SHW Sanitary water heat pump 32 18 WIRING DIAGRAM Please refer to the wiring diagram on the electric box 18 1 STANDARD CONNECTION ...

Страница 34: ...SHERPA SHW Sanitary water heat pump 33 18 2 CONNECTION OF AN AUXILIARY HEAT SOURCE ...

Страница 35: ...SHERPA SHW Sanitary water heat pump 34 18 3 CONNECTION OF AN AUXILIARY HEAT SOURCE BY MEANS OF AN EXTERNAL SWITCH ...

Страница 36: ...WA 59 dB A 59 dB A Precauzioni di installazione e manutenzione Precautions for installation and maintenance Per le indicazioni relative all installazione e alla manutenzione riferirsi ai capitoli dedicati nel manuale utente installatore Read precautions for installation and maintenance at specific chapters on user s and installation s manual 20 TECHNICAL PARAMETERS ACCORDING TO REGULATION EU No 81...

Страница 37: ... SHW Sanitary water heat pump 36 The technical data and the aesthetic characteristics of the products can undergo changes Olimpia Splendid reserves the right to modify them at any time without notice 260409A ...

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