Thermia Atria Optimum Installation Manual Download Page 5

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1.3.1

General

Warning, danger!

Read the documentation provided.

Warning, hazardous electrical voltage!

Warning, hot surfaces!

Warning, moving parts!

Warning, risk of crushing injury!

1.3.2

Electrical components

Outdoor unit

Outdoor sensor

Hot water sensor

Hot water top sensor

Flow guard

353

Drip tray

362

Shunt valve

406

Room sensor

408

EVU

417

Defrost sensor

Explanation

Component, ordinary delivery according to proposed sys-

tem solutions
Component, accessorie according to proposed system sol-

utions

1.3.3

Pipe connections

Tap water

Heating system

Brine system

Defrosting tank

Expansion tank with safety valve, brine

Air bleeding

Temperature and pressure relief valve

Outdoor unit

Water heater

Installation Guide

Domestic heat pumps

Thermia Värmepumpar

VMGFP202

Summary of Contents for Atria Optimum

Page 1: ...llation Guide Domestic heat pumps Atria Optimum Atria Duo Optimum Comfort Optimum Diplomat Diplomat Duo Diplomat Duo Optimum Diplomat Duo Optimum G2 G3 Diplomat Optimum Diplomat Optimum G2 G3 www thermia com ...

Page 2: ...ranty if these instructions are not adhered to during installation or service The English language is used for the original instructions Other languages are a translation of the original instructions Directive 2006 42 EC Copyright Thermia Värmepumpar ...

Page 3: ...or sensors 42 6 5 Connect outdoor unit 42 6 6 Connect temperature sensor hot water 43 6 7 Selection of system solution and connection of external aux heater 44 7 Menu information 46 8 INFORMATION menu 47 8 1 Sub menu OPERAT 47 8 2 Sub menu HEAT CURVE 47 8 3 Sub menu HEAT CURVE 2 48 8 4 Sub menu TEMPERATURE 48 8 5 Sub menu OPERAT TIME 49 8 6 Sub menu DEFROST 49 8 7 Sub menu LANGUAGE 49 9 SERVICE me...

Page 4: ...ogether with text indicate to the user that there are risks involved with ac tions to be taken The symbols are displayed to the left of the text and three different symbols are used to indicate the degree of danger Danger Indicates an immediate danger that leads to fatal or serious injury if necessary measures are not taken Warning Risk of personal injury Indicates a possible danger that can lead ...

Page 5: ...sensor 71 Flow guard 353 Drip tray 362 Shunt valve 406 or 62 Room sensor 408 EVU 417 Defrost sensor Explanation Component ordinary delivery according to proposed sys tem solutions Component accessorie according to proposed system sol utions 1 3 3 Pipe connections Tap water Heating system Brine system Defrosting tank Expansion tank with safety valve brine Air bleeding Temperature and pressure relie...

Page 6: ...nded for persons including children with reduced physical sensory or psychological capacity or who do not have knowledge or experience unless supervised or they have received instructions on how the apparatus functions from a safety qualified person Caution The heat pump must be located in a frost free environment Caution The heat pump must be placed in an area with a floor drain Caution The heat ...

Page 7: ...a certified engineer Although the heat pump cooling system refrigerant circuit is filled with a chlorine free and environmentally approved refrigerant that will not affect the ozone layer work on this system may only be carried out by authorized persons 2 2 2 Fire risk The refrigerant is not combustible or explosive in normal conditions 2 2 3 Toxicity In normal use and normal conditions the refrig...

Page 8: ... by an authorized electrician and must follow applicable local and national regulations Caution The electrical installation must be carried out using permanently routed cables It must be possible to isolate the power supply using an all pole circuit breaker with a minimum contact gap of 3 mm The maximum load for externally connected units is 2A 2 4 Water quality Caution A normal heating system alw...

Page 9: ...ulation pumps can be damaged Caution If the installation is only to be driven by the immersion heater during the installation ensure that the heating system is filled and the brine pump and compressor cannot be started This is carried out by setting the oper ating mode to AUX HEATER Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP202 9 ...

Page 10: ...ry to place the heat pump on its back The time that the heat pump is transported on its back should be as short as possible After the heat pump has been lifted up again it must stand upright for at least an hour before commissioning 3 2 Unpacking 3 2 1 Unpack the heat pump 1 Check that there is no transport damage 2 Remove the packaging 3 2 2 Delivery check 1 Check that the delivery contains the f...

Page 11: ...wly built house this has normally been taken into account during construction and the joists where the heat pump will be located have been reinforced Always check that this has been carried out when installing into a newly built house Avoid positioning the heat pump in a corner as the surrounding walls may amplify its noise It is also important to adjust the heat pump using the adjustable feet so ...

Page 12: ...emoved 1 Press against the front cover and turn the catch 90 degrees anti clockwise to release the front cover 2 Tilt the front cover outwards 3 Lift the front cover upwards to remove it from the heat pump 3 4 Setting up the outdoor unit 3 4 1 Recommended location When positioning the outdoor unit note the following Caution When the outdoor unit is defrosting water will drip straight down under th...

Page 13: ...n a Drainage hole b Foundation c Gravel Bolt size 6 12 kW M12 4x Caution A driptray is installed with the purpose of gathering and draining away melt water during defrosting Connect a hose or pipe along with a heat trace cable between the outlet of the drip tray and a drain or a free draining piece of ground The heat cable must be connected to the terminal provided and is necessary to prevent ice ...

Page 14: ...4 3 Space requirement 500 mm 500 mm 1500 mm 400 mm 500 mm 3 4 4 Unpacking The outdoor unit is packed and delivered in a crate 1 Unpack the unit from the crate 2 Check that the delivery contains the following Outdoor unit Expansion vessel kit Safety valve Manometer Expansion vessel Rubber hoses 2 pieces Pipe insulation 2 pieces 3 4 5 Lifting instructions To lift the outdoor unit into position unscr...

Page 15: ...1 Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP202 15 ...

Page 16: ... 10 kW 28 Cu 12 16 kW G3 Heating system supply pipe 22 Cu 6 8 kW 28 Cu 10 13 kW 4 Heating system return pipe 22 Cu 4 10 kW 28 Cu 12 16 kW G3 Heating system return pipe 22 Cu 6 8 kW 28 Cu 10 13 kW 5 Connection for bleed valve 22 Cu 6 Hot water line 22 mm 7 Cold water line 22 mm 8 Lead in for supply sensor and communication cables The brine pipes can be connected on either the left or right hand sid...

Page 17: ... 4 Heating system return pipe 22 Cu 4 10 kW 28 Cu 12 16 kW G3 Heating system return pipe 22 Cu 6 8 kW 28 Cu 10 17 kW 5 Lead in for supply sensor and communication cables 6 Supply line to water heater 22 Cu Only applies to Dip lomat Duo Optimum G2 G3 7 Return line from water heater 22 flexible hose The brine lines 1 2 and return line water heater 7 can be connected on either the left or right hand ...

Page 18: ...turn pipe 22 Cu 6 10 kW 28 Cu 12 kW 6 Connection for bleed valve 22 Cu 7 Hot water line 22 mm 8 Cold water line 22 mm 9 Expansion outlet brine circuit R25 int The brine pipes can be connected on either the left or right hand side of the heat pump Atria Duo Optimum Heat pump Water heater 1538 10 3 5 6 2 11 15 14 10 12 13 7 16 4 8 9 1 455 596 690 40 10 455 690 40 10 610 80 Installation Guide Domesti...

Page 19: ... stainless steel water heater 11 Brine out during defrosting 28 Cu 12 Hot water line 22 mm 13 Cold water line 22 mm 14 Supply to water heater coil 15 Expansion brine circuit 16 Lead in sensor lead The brine pipes can be connected on either the left or right hand sides of the heat pump Outdoor unit Atria Optimum 4 3 6 5 1 2 Position Description 6 12 kW 1 Width 1 016 mm 2 Depth 564 mm 3 Distance fro...

Page 20: ...ccordance with the dimensions and connection diagrams N Configure the heat pump for the desired system solution in the SERVICE ADD HEATER EXTERNAL ADDITION menu 5 1 Safety valves Warning Radiator systems with a closed expansion tank must also be equipped with an approved manometer and safety valve minimum DN 20 1 5 bar opening pressure or according to country specific requirements Warning Cold and...

Page 21: ...uxili ary heat For system solution 1 select the factory setting in menu SERVICE AUX HEATER EXTERNAL ADDITION EXTERNAL AUX HEATER 0 Off REV V HOT WATER INT Example system solution 1 System solution for Diplomat Diplomat Optimum Diplomat Optimum G2 G3 Comfort Optimum Atria Optimum 1 Heat pump 10 Supply line 11 Return line 12 Cold water 13 Hot water 80 Shut off valve 83 Non return valve 85 Air bleedi...

Page 22: ...r 13 Hot water 18 Hot water tank 80 Shut off valve 83 Non return valve 86 Safety valve expansion heating system 87 Safety valve cold water 9 bar 89 Vacuum valve 91 Dirt strainer with shut off valve 96 Flexible hose 113 Expansion heating system 118 Safety valve 2 5 bar Installation Guide Domestic heat pumps VMGFP202 Thermia Värmepumpar 22 ...

Page 23: ...3 Hot water 18 Hot water tank 80 Shut off valve 83 Non return valve 86 Safety valve expansion heating system 87 Safety valve cold water 9 bar 89 Vacuum valve 91 Dirt strainer with shut off valve 96 Flexible hose 113 Expansion heating system 118 Safety valve 2 5 bar Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP202 23 ...

Page 24: ... or similar supports heat production but not hot water production The reversing valve for heating hot water is located ahead of the external auxiliary heater which allows the production of heating and hot water at the same time The integrated immersion heater can be used for heating and hot water production as well as for antilegionella The values of the inte grals A2 and A3 are used to select if ...

Page 25: ...tion pump 51 Supply line sensor moved out from heat pump 72 Shunt valve 80 Shut off valve 83 Non return valve 85 Air bleeding valve 86 Safety valve expansion heating system 87 Safety valve cold water 9 bar 89 Vacuum valve 91 Dirt strainer with shut off valve 96 Flexible hose 113 Expansion heating system 117 External auxiliary heater Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP2...

Page 26: ...Supply line sensor moved out from heat pump 72 Shunt valve 80 Shut off valve 83 Non return valve 86 Safety valve expansion heating system 87 Safety valve cold water 9 bar 89 Vacuum valve 91 Dirt strainer with shut off valve 96 Flexible hose 113 Expansion heating system 117 External auxiliary heater 118 Safety valve 2 5 bar Installation Guide Domestic heat pumps VMGFP202 Thermia Värmepumpar 26 ...

Page 27: ...ply line sensor moved out from heat pump 72 Shunt valve 80 Shut off valve 83 Non return valve 86 Safety valve expansion heating system 87 Safety valve cold water 9 bar 89 Vacuum valve 91 Dirt strainer with shut off valve 96 Flexible hose 113 Expansion heating system 117 External auxiliary heater 118 Safety valve 2 5 bar Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP202 27 ...

Page 28: ...ports heat and hot water production and can support antilegionella The exchange valve for heating hot water is located after the external auxiliary heater which prevents the production of heating and hot water at the same time The integrated immersion heater can be used for heating and hot water production as well as for antilegionella The parameter TOPH AUX is used to determine if the external or...

Page 29: ...ine sensor moved out from heat pump 72 Shunt valve 77 Reversing valve 80 Shut off valve 83 Non return valve 85 Air bleeding valve 86 Safety valve expansion heating system 87 Safety valve cold water 9 bar 89 Vacuum valve 91 Dirt strainer with shut off valve 96 Flexible hose 113 Expansion heating system 117 External auxiliary heater Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP202...

Page 30: ...ne sensor moved out from heat pump 72 Shunt valve 77 Reversing valve 80 Shut off valve 83 Non return valve 86 Safety valve expansion heating system 87 Safety valve cold water 9 bar 89 Vacuum valve 91 Dirt strainer with shut off valve 96 Flexible hose 113 Expansion heating system 117 External auxiliary heater 118 Safety valve 2 5 bar Installation Guide Domestic heat pumps VMGFP202 Thermia Värmepump...

Page 31: ... 4 Connect cold and hot water lines 1 Connect the cold water and hot water pipes with all the necessary components according to the connection diagram for the rele vant system 5 2 5 Connect the heating system supply and return lines For information on how flexible hoses should be installed see Flexible hoses 1 Connect the supply pipe with a flexible hose connection and with all the necessary compo...

Page 32: ...valve 111 Bleed and expansion tank 121 Brine in 122 Brine out A Shut off valve part of 94 B Shut off valve part of 94 C Dirt strainer with shut off valve part of 94 Connection brine Comfort 122 121 80 B C A 94 111 100 80 Shut off valve 94 Filling device 100 Safety valve 111 Bleed and expansion tank 121 Brine in 122 Brine out A Shut off valve part of 94 B Shut off valve part of 94 C Dirt strainer w...

Page 33: ...e that the holes for the insert pipes are positioned so that there is room for the other installations Caution The brine pipes shall have separate lead ins If the wall lead ins are below the highest ground water level wa tertight lead ins must be used The brine pipes must be insulated from the heat pump through the walls and outside the house all the way to the collector so as to avoid condensatio...

Page 34: ...ith mortar 3 5 Ensure that the brine pipes 2 are centred in the insert pipes 1 so that the insulation is distributed equally on all sides 6 Seal the insert pipes 1 with a suitable sealant foam 4 5 3 3 Install brine pipes Caution When the brine lines are connected to the right for Atria Optimum the brine out line must be routed over the brine pump under the compressor s vacuum pipe and under the co...

Page 35: ...ey must be well insulated 5 3 4 Connect to outdoor unit Connection for the brine circuit from the heat pump to the outdoor unit can be carried out using pipes or hoses Depending on what connection is selected and what diameter the connection has there is a maximum length that the connection may be The maximum lengths in the table below are based on ethylene glycol which is mixed to anti freeze pro...

Page 36: ...ed independently on which heat source is used for the heat pump If the recommended lengths are exceeded the ΔT could increase and thereby will the COP decrease The COP will decrease by a few percenteges even if the ΔT will increase up to 6 C The lengths of the collectors are based on ethanol 30 at 0 C Collector of type PEM DN 32 Øi 28 Diplomat Comfort Diplomat Duo Calculated maximum length of coll...

Page 37: ...EM DN 40 Øi 35 2 Diplomat Comfort Diplomat Duo Calculated maximum length of collectors m Size kW 1 collector 2 collectors 3 collectors 4 collectors 6 1000 8 750 10 1000 12 700 2 x 1000 16 220 2 x 444 Diplomat Optimum Diplomat Duo Optimum Calculated maximum length of collectors m Size kW 1 collector 2 collectors 3 collectors 4 collectors 6 1000 8 780 10 980 12 630 2 x 1000 16 250 2 x 1000 Diplomat ...

Page 38: ...nting components Connection of the heat transfer fluid to the heat pump must be made using a flexible hose to prevent transmission of vibration to building construction and the pipe system see Flexible hoses Ensure that pipes at lead ins are not lying against the walls Ensure that the electrical supply cable does not provide a path for vibration because it is overstretched 5 5 2 Flexible hoses All...

Page 39: ... 2 3 5 7 4 11 12 13 14 10 8 9 15 1 Terminal block applies to the expansion card 2 Terminal block applies to Atria Optimum and Atria Duo Optimum 3 Defrost card applies to Atria Optimum and Atria Duo Optimum 4 Terminal block 5 Space for Thermia Online 7 Space for expansion card 8 Motor protection for compressor 9 230V 24V protective transformer only certain models 10 Automatic fuses 11 Resetting ove...

Page 40: ... 3 Heat pump with 9 kW immersion heater 1 N 4 5 kW 4 Heat pump with 12 kW immersion heater and shut off compressor 5 Heat pump with 15 kW immersion heater and shut off compressor 6 Heat pump with 12 kW immersion heater 7 Heat pump with 15 kW immersion heater 8 Fuse phase L1 size 4 has 1 phase compressor 9 Heat pump 6 3 Connecting external supply voltage 6 3 1 Connect external supply voltage Danger...

Page 41: ...5 1L1 1L2 1L3 2L1 2L2 2L3 PE1 6 3 3 Connection 230 V 1 phase with two supply lines Isolator switch Terminal block heat pump 6 mm2 2 1 4 3 1L1 N2 PE1 2 1 4 3 2L1 2L2 N3 PE4 2L1 2L1 Incoming 230V heat pump Incoming 230V immersion heater Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP202 41 ...

Page 42: ...nd but not in a direct draft The outdoor sensor should not be placed on reflective panel walls N The sensor must be positioned at least 1 m from openings in the walls that emit hot air N If the sensor cable is connected through a pipe the pipe must be sealed so that the sensor is not affected by outgoing air 1 Position the outdoor sensor on the north or north west side of the house 2 Connect the s...

Page 43: ...door unit These plugs are stored in a plastic bag attached at the elec trical cabinet inside the outdoor unit 1 Select one of the following component plugs depending on the heat pump size Component plug Heat pump size 710 6kW or 8kW 560 10kW 390 12kW R3 0 10V R2 R1 K4 2 Mount the correct component plug in position R3 in the terminal block 6 6 Connect temperature sensor hot water Sensor for hot wat...

Page 44: ... Diplomat Duo Optimum Diplomat Duo Optimum G2 G3 and Comfort Optimum the electrical connection for system solution 2 must be carried out according to the following table Component Connection Internal immersion heater I O card output for 6 kW normal connection External auxiliary heater I O card output for 3 kW connected and fused with 086U9685 Additional shunt Terminal block 215 216 Internal exchan...

Page 45: ... valve I O card 214 kW connected and fused with 086U9685 For Atria Optimum Atria Duo Optimum the electrical connection for system solution 3 must be carried out according to the following table Component Connection Internal immersion heater I O card output for 3 kW and 6 kW as well as Defrost card output for 6 kW normal connections External auxiliary heater Defrost card 283 connected and fused wit...

Page 46: ... and emitted when necessary The control system is operated using a keypad and information is shown in a display and by an indicator N The information in the display and menus will vary depending heat pump model and connected accessories 2 1 3 ROOM NO HEAT DEMAND OPERAT AUTO 20 C 1 Keypad 2 Indicator 3 Display Installation Guide Domestic heat pumps VMGFP202 Thermia Värmepumpar 46 ...

Page 47: ...ing mode HEAT PUMP Operation with only compressor permitted N No peak heating charging anti legionella function with only heat pump operation AUX HEATER Operation with only auxiliary heater permitted HOT WATER Operation with heat pump for hot water production and auxiliary heater during peak heating charging anti legionella function MANUAL TEST Only displayed when the value for MANUAL TEST is set ...

Page 48: ...ensor regardless of the heating and hot water system 20 C range 5 C 40 C POOL HYSTERESIS Ex pansion card Only appears if POOL is selected The difference between the desired charge value ad justable and actual value to the pool sensor Pool hysteresis does not affect the integral value 2 C range 1 C 10 C 8 3 Sub menu HEAT CURVE 2 Only appears if shunt group sensor is connected and activated in menu ...

Page 49: ...X CURRENT is shown in brackets 8 5 Sub menu OPERAT TIME Menu selection Meaning Factory setting HEAT PUMP Compressor operating time for both heating and hot water production AUX HEAT 1 OPERAT TIME AUX HEATER 1 AUX HEAT 2 OPERAT TIME AUX HEATER 2 AUX HEAT 3 OPERAT TIME AUX HEATER 3 HOT WATER Operating time for hot water with compressor COOLING Operating time cooling ACT COOLING Operating time active...

Page 50: ...Menu selection ESPAÑOL ITALIANO NORSK DANSK SUOMI EESTI POLSKI ČEŠTINA Installation Guide Domestic heat pumps VMGFP202 Thermia Värmepumpar 50 ...

Page 51: ...l between peak heating charging anti legionella function in days Operat ing mode that permits auxiliary heater must be selected 7D range 1D 90D TOPH TIME Time in hours that the legionella demand is to be fulfilled for legionella operation to be considered complete range 1H 10H TOPH STOP Stop temperature for peak heat charging Operating mode that permits auxiliary heater must be selected 60 C range...

Page 52: ...e Service Instructions for more information 600 range 50 990 HYSTERESIS If the difference between the actual supply temperature and the calculated supply tem perature is too great see Service Instructions for more information either the integral value is set to start value A2 starts the auxiliary heater or to 0 stops the auxiliary heat er 20 C range 5 C 30 C MAX CURRENT Refers to main fuse in the ...

Page 53: ...t SYSTEM SHUNT Only at buffer tank closes shunt 0 shunt unaffected opens shunt HGW SHUNT closes shunt 0 shunt unaffected opens shunt AUX HEAT 1 0 stop aux heater step 1 1 start aux heater step 1 AUX HEAT 2 0 stop aux heater step 2 1 start aux heater step 2 AUX HEAT 3 0 stop aux heater step 3 1 start aux heater step 3 EXT AUX HEATER 0 stop external auxiliary heater 1 start external auxiliary heater...

Page 54: ...the selected values N Start in the top menu and work downwards Se table below for more information SERVICE TIME N Note Only used for test operation The heat pump counts 60 times as fast which means that the waiting times are elimi nated during test operation 0 deactivates SERVICE TIME 1 activates SERVICE TIME which speeds up the control system s integral calculation and start delay by 60 times FAC...

Page 55: ...N Shows the software version which is stored on the display card respectively the I O card DISPLAY V X X I O CARD V X X LOG TIME Time interval between collection points of temperature history in minutes The history graphs always show the 60 last collection points which means that the graphs can dis play history from 1 hour up to 60 hours ago The function is not active if there is an active alarm 1...

Page 56: ...tdoor temperature using or The graph can be changed up or down at 0 C outdoor temperature in the display See Service instructions for more information 10 C range 15 C 5 C DEFR CURVE xx Used to set the temperature at which the heat pump s brine return is to start a defrost at the set outdoor temperature for OUTDOOR STOP using or The setting is made by reducing the OUTDOOR STOP value by this value T...

Page 57: ...OW CIRC Speed control of the heating system s circulation pump in Volts Higher voltage gives a greater circulation pump speed which gives a lower temperature difference A low volt age gives a greater difference 3 10 Manually adjustable speed where 3 is low voltage and 10 is high voltage 7V range 3V 10V START FLOW BRINE Speed control of the brine system s circulation pump in Volts Higher voltage gi...

Page 58: ...water can have this temperature which can mean that an external mixer valve may be required 95 C range 60 C 100 C START HGW The number of seconds the HGW shunt is to open at HGW start is the starting point of shunt opening The opening time for the HGW shunt from fully closed to fully open to wards the water heater is 30 seconds 7S range 0S 30S INITIALIZING HGW The time in seconds before control of...

Page 59: ...Safety valve for cold water 87 Air bleeding valve on water heater coil 85 10 1 2 Piping installation brine system Expansion bleed vessel with safety valve on the return pipe 100 111 112 Filling device on the return pipe 94 Insulation in the outside wall lead in Other brine pipe insulation Air bleeding brine 85 10 1 3 Electrical Installation Circuit breaker Fuse protection Positioning of the outdoo...

Page 60: ...TER menu 2 Set parameter EXT AUX HEATER to ON 3 Set parameter REV V HOT WATER to EXT 10 2 3 Other settings If necessary configure settings for the following see also SERVICE menu and the actual Installation manual COOLING POOL SHUNT GROUP BUFFER TANK 10 3 Filling and bleeding the water heater and heating system 1 Turn off heating system circulation pump and external circulation pump 2 Fill the wat...

Page 61: ...r heater MUST be filled Caution Always check local rules and regulations before using anti freeze N Anti freeze with corrosion protection additives must be used and mixed to achieve frost protection down to 17 2 C for Diplomat Diplomat Duo and Comfort Optimum N Use only of Thermia recommended ethylene glycol as anti freeze for Atria Optimum and Atria Duo Optimum mixed to achieve frost protection d...

Page 62: ...em is calculated as follows Heat pump exchanger pipe and outer jacket approximately 47 litres Expansion vessel approximately 3 litres Outdoor unit approximately 7 litres Collector single pipe 28 mm pipe approximately 0 5 litre m 40 mm PEL hose between heat pump an outdoor unit approximately 1 litre m 10 4 4 Filling device When the filling device is installed on the return pipe remember to turn the...

Page 63: ...00 Safety valve 111 Bleed and expansion tank 112 Expansion vessel 121 Brine in 122 Brine out A Shut off valve part of 94 B Shut off valve part of 94 C Dirt strainer with shut off valve part of 94 D External container E External pump Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP202 63 ...

Page 64: ...mum open the defroster shunt in the control computer menu SERVICE MANUAL TEST SHUNT DEFR set the value to minus Wait 2 min then remove the shunt motor from shunt valve 7 Close valve C 8 Open valves B and 80 9 Connect a transparent hose to valve A that opens out into the external container D 10 Open valve A 11 Start the external pump E and fill the brine pipes 12 Start the internal brine pump manua...

Page 65: ...e connection pipe The side covers of the outdoor unit must be removed to access the bleed screws N Leave all radiator valves fully open N To bleed the out door unit remove the lower front hatch and right hand side cover T25 Fig 1 Remove front hatch and side cover Fig 2 Bleed the outdoor unit Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP202 65 ...

Page 66: ...e value to 0 23 Install insulation on the filling device 10 5 Manual test 10 5 1 Introduction Caution At manual test some heat pump controller functions are inactivated Therefore don t set the heat pump into operating conditions that can damage the installation Caution The installation may only be commissioned if the heating system water heater and brine system have been filled and bled Otherwise ...

Page 67: ...is air in the brine system bleed see chapter Filling and bleeding the brine system 3 Stop the brine pump by setting the parameter BRINE PUMP to 0 10 5 4 Test the valve for hot water production Reversing valve 1 Activate the reversing valve by setting the parameter REV V HOT WATER to 1 2 Check that the indicator on the exchange valve s upper side changes position 3 Stop the test by setting the para...

Page 68: ...eter CIRC PUMP to 0 10 5 6 Test the compressor Warning Risk of burn injury the pressure pipe on the compressor can be very hot after operating for a while 1 Start the circulation pump by setting the parameter CIRC PUMP to 100 1 if fixed circulation pump 2 Start the heat pump compressor by setting the parameter HEAT PUMP to 1 N At the same time as the parameter is set to 1 for HEAT PUMP the brine p...

Page 69: ...ng 2 Start the fan at low speed by setting the FAN L value to 1 Check that the fan runs at low speed 3 Start the fan at high speed by setting the FAN H value to 1 Check that the fan runs at high speed 4 Check that the temperature of the defrosting sensor and the actual outdoor temperature are the same 10 5 9 Exit test operation 1 Set the parameter for MANUAL TEST to 0 10 6 Commissioning 10 6 1 Sel...

Page 70: ...be carried out over a few days as the inertia in the heating system causes the indoor tempera ture to change slowly 1 Choose one of the house s rooms as a reference room for the indoor temperature where the highest temperature is required 20 21 C 2 Place a thermometer in the room 3 Open all the heating system s valves fully 4 Leave the heat pump s ROOM value set at 20 C See Service instructions Im...

Page 71: ...n In the User guide there is a checklist regarding the information that the installer must give the customer N The serial number must always be given for warranty matters The serial number is on the type plate which is attached to the heat pump and control unit Installation Guide Domestic heat pumps Thermia Värmepumpar VMGFP202 71 ...

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Page 76: ...Danfoss reserves the right to alter its products without notice This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed All trademarks in this material are property of the respective companies Thermia Värmepumpar and the Thermia Värmepumpar logotype are trademarks of Danfoss A S All rig...

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