Metro Therm METROAIR AQUA 201 Скачать руководство пользователя страница 47

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Problem

Possible reasons

Possible Solution

The product
does not
supply hot
water

The unit is not connected to the
power supply

Make sure the display turns ON

Alarms from the controller stop the
operation of the unit

Check the alarms in the Info menu Er

Low water temperature set points

Increase all temperature set points in menu
A Temperatures

Low airflow in evaporator

Clean the evaporator and the air ducts

Fan does not work

Make sure that the fan is connected to the
PCB or substitute the component.

SG Ready function is active

Switch OFF SG Ready function

Themal safety switch FN1 opens
and stops the power supply to the
electric heater

Restore the original conditions of the ther-
mal safety switch FN1.

High sound
emissions

Too high maximum fan speed

Reduce the fan maximum speed in the
Installer menu
Activate the SILENT mode

Obstruction of the air ducts.

Remove the obstruction

Dirt on fan or evaporator.

Clean the evaporator and the fan. Do not
use cleaning spray that can be damage the
EPS housing

Components vibration

Make sure all components as compressor
and solenoid valve are well fastened

Содержание METROAIR AQUA 201

Страница 1: ...1 DOMESTIC HOT WATER HEAT PUMP Manual METROAIR AQUA 201 METROAIR AQUA 301 S 08 956 1806...

Страница 2: ...2...

Страница 3: ...nd Delivery 13 3 Positioning 15 4 Water Circuit 17 5 Air system 21 6 Electric Connections 24 7 Control and Operation 25 8 Maintenance 42 9 Disassembly Decommissioning 45 10 Troubleshooting 46 11 Warra...

Страница 4: ...ion can result in damages of properties and injuries to peo ple and animals The unit shall be disconnected from the power supply when the cover is off The unit shall not be used by children or people...

Страница 5: ...with heat pump a cooling cycle utilizes the operation of a compressor and the extraction of heat from the air to heat the water in the tank This is the stand ard way used to heat the domestic hot wate...

Страница 6: ...nsed in the condenser exchanging heat with water stored in the tank The refrigerant exits the condenser in a subcooled liquid form 3 Through a thermostatic expansion valve the pressure of the refriger...

Страница 7: ...e compres sor 2 1 On average the energy absorbed by the evaporator is more than double of the energy used to run the compressor 1 2 4 Safety instructions Cooling circuit Only skilled and trained techn...

Страница 8: ...QN1 Solenoid valve QN2 Thermostatic expansion valve XL3 Service valve Water circuit XL1 Water outlet XL2 Water inlet XL4 Coil top XL5 Coil bottom XL6 Air outlet XL7 Air inlet XL8 Condensate outlet XL9...

Страница 9: ...onal temperature not included BP1 Pressostat Electric components AA1 Main printed circuit board AA2 Display circuit board WF1 Modbus port GC1 Solar 0 3V 10V QA1 SG ready port GP1 Additional supply to...

Страница 10: ...ter Unit 190L 260L Dimensional data A Height mm 1610 1960 B mm 385 385 C mm 280 280 D1 mm 180 300 D2 mm 435 670 D3 mm 375 460 E1 mm 285 285 E2 mm 305 305 F Diameter mm 603 603 G Diameter mm 160 160 H...

Страница 11: ...in BSPT ISO 7 1 Water connections Stainless mm 22 Compression fittings Water condensate connection mm 19 Nominal insulation thickness mm 50 50 Corrosion protection Magnesium anode Stainless steel Per...

Страница 12: ...low 200 Pa Parameter Unit 190L 260L Airflow Nominal air flow rate variable range m3 h 450 0 800 Maximum fan power consumption W 85 Max external static pressure Pa 200 Pa G Air duct connections mm 160...

Страница 13: ...be stored and preferably transported upright free of water and within its packaging Transport and storage may take place at temperatures between 10 C and 50 C If the unit has been transported or stor...

Страница 14: ...rposes It should be made sure that the trailer does not damage the cabinet or the various connections Figure 8 Transport with trailer 2 6 Horizontal transport When carefully transporting the unit over...

Страница 15: ...the criteria Room temperature between 5 C and 40 C Drain possibility for condensate and floor drain No abnormal dust concentration in the air Solid base approx 500 kg m2 It is necessary to ensure tha...

Страница 16: ...unit off the pallet and place it on the floor 4 Adjust the unit vertically by adjusting the feet 5 Check that the unit has no damages 6 Set up the water circuit See chapter 4 and fill the tank with w...

Страница 17: ...As for all pressurized vessels the heat pump water tank has to have an approved safety valve pressure setting depending on local rules and regulations and a non return check valve on the cold water i...

Страница 18: ...connecting branch If the unit is filled with the hot water circulation access the middle connecting branch is used for hot water return Inlet of fresh cold water is mounted on the bottom con necting...

Страница 19: ...s and it must be ensured that chosen materials work together without problems in the entire cir cuit Special attention must be paid when using galvanized components and components containing aluminum...

Страница 20: ...sioning of the water circuit Fill the water tank via the cold water connecting branch Deaerate the water tank by opening one of the hot water taps located at the highest level until air no longer appe...

Страница 21: ...r duct and duct con nection to ease future service of the unit It is also recommended to install silencer units in between the heat pump unit and the ventilation system to avoid potential travel of no...

Страница 22: ...circulation of cold air into the unit 4 Ducted unit exhaust air This is the configuration that normally minimizes the electricity consumption of the unit It is particularly suggested if there is no co...

Страница 23: ...used as ducted unit it is highly suggested to manually remove the plastic net by using a set of pliers This operation allows the unit to run more effi ciently since the air pressure losses in the air...

Страница 24: ...s fixed installation or if the supplied plug does not ensure correct earthing cut off the Schuko plug from the power supply cable When the unit is connected to the power supply it will turn on automat...

Страница 25: ...modes functions set points and information on the unit can be accessed Figure 17 Display control panel 1 Electric heating state ON OFF 2 Main menu Can be open by pressing 3 OK Enter 4 Mode Change wit...

Страница 26: ...accessed by pressing The MAIN MENU is composed of 4 sub menus Temperatures Functions General Installer The menu items with are optional functions 7 2 Information menu The information menu can be opene...

Страница 27: ...nce last Reset All I5 T Avg e The average evaporator temperature with operating unit in C since last Reset All I6 HP ON The number of START STOPS for the entire unit life time since last Reset All I7...

Страница 28: ...t does not heat the water in any way Er4 T4 Error The temperature sensor T4 is out of range The error Er4 is ignored and the unit runs normally Er5 T5 Error The temperature sensor T5 is out of range T...

Страница 29: ...lift is accomplished with only the electric heater P4 BACKUP This is an emergency mode When an error occur preventing the ope ration of the heat pump the water cannot be heated On the display the pos...

Страница 30: ...ding to the relative mode of operation All temperatures are in C Code Set point name Description Range Factory setting A1 T AUTO The temperature level at which the unit heats the water when the AUTO m...

Страница 31: ...and at B2 Fan speed when it is not operating B2 Fan speed The main fan speed regulation for the ventilation function There are three ventilation level that can be selected LOW D5 Min Fan Speed MEDIUM...

Страница 32: ...um temperature level giving priority to the operation of the heat pump if the BOOST or BACK UP mode is not active The heat pump operates alone until the max allowed temperature for the heat pump oper...

Страница 33: ...ller menu D28 Cooling type OFF ON OFF B10 Cooling T The air temperature set point C below which the heat pump stops when the unit is in the Cooling function 10 30 21 Code Set point name Description Ra...

Страница 34: ...cted between 1 and 247 1 247 30 D2 1 Baud Rate Modbus baud rate The modbus baud rate can be selected between 19200 and 9600 9600 19200 19200 D2 2 Parity Modbus parity The modbus parity can be chosen b...

Страница 35: ...4 D11 Evapo rator T max The maximum evaporator temperature allowed during the operation of the heat pump can be regu lated here If T2 has a higher temperature than the set point then use electric heat...

Страница 36: ...e Light Saving Time can be deactivated OFF ON ON D20 PV min Voltage HP The minimum voltage V required to start the HP when the PV function is active 0 10 0 D21 PV min Voltage EL The minimum voltage V...

Страница 37: ...and Electric heater are forced to operate SG1 ON and SG2 ON SG ECO The heat pump operates minimizing costs only the heat pump is activated SG1 OFF SG2 ON SG BLOCK The unit can be stopped even if there...

Страница 38: ...appliances 1 If the voltage is between 0 3 0 V the fan speed is D5 Fan min speed 2 If the voltage is between 3 0 8 0 the fan speed is D4 Fan medium speed 3 If the voltage is higher than 8 V the fan sp...

Страница 39: ...0 7 6 Photovoltaic Function The domestic hot water heat pump DHWHP can be controlled by a signal from a solar photovoltaic PV converter or an energy meter either as simple start stop via a poten tial...

Страница 40: ...start the unit the power must be switched off and switched on again 7 7 2 Safety breakers In the event of a failure on the electrical immersion heater the safety breakers will shut down the unit If th...

Страница 41: ...nu High pressure switch BP1 is defective or not connected to the PCB Substitute component Er 7 Err Evap Er9 Err H Evap High evaporator temperature Wrong position of the temperature sensor Check that T...

Страница 42: ...from the top part of the EPS hous ing Remove the top part of the EPS housing off the unit Clean the evaporator and fan with a brush or a bottle brush Be carefull using cleaning spray The may contain...

Страница 43: ...the handle on the pressure relief valve while checking that water discharges Damages due to a faulty pressure relief valve are not covered by the warranty Please note that water may drip from the dis...

Страница 44: ...following should be done Close the cold water inlet Connect a hose to the drain valve so the water from the water tank can run into the nearest drain Open a hot water tapping point to avoid vacuum in...

Страница 45: ...ach a hose to the drain valve so that water from the tank can run to the nearest drain Remove the water and heating pipes Remove the air ducts and close all supply and extract air dampers so that no c...

Страница 46: ...eatures disengaged the heat pump electrical emersion heater Has external short circuiting of terminals disengaged the heat pump Has factory resetting been tested If it is not one of the above errors p...

Страница 47: ...an is connected to the PCB or substitute the component SG Ready function is active Switch OFF SG Ready function Themal safety switch FN1 opens and stops the power supply to the electric heater Restore...

Страница 48: ...iting has been reached as to the scope of the repairs The fitter has stated the product s serial number when METRO THERM was contacted The fitter has sent a copy of the purchase invoice or installatio...

Страница 49: ...ty will only apply if annual statutory service has been performed and can be documented on request If the Product has been positioned in such a way as to impede immediate servicing Where the Product i...

Страница 50: ...50 12 DECLARATION OF CONFORMITY The Declaration of Conformity can be downloaded at www METROTHERM dk...

Страница 51: ...TALLER INFORMATION Installed model Serial number Accessories Installers Pipe installation Date Company Name Phone number Electrical installation Date Company Name Phone number Commissioning Date Compa...

Страница 52: ...METRO THERM A S RUNDINSVEJ 55 3200 HELSINGE INFO METROTHERM DK WWW METROTHERM DK 08 956 1806 714284999...

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