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OPERATING AND

INSTALLATION MANUAL

WATER HEATER WITH HEAT PUMP

AQUA HP 250 / 2,2 kW

Družstevní závody Dražice

strojírna s.r.o.

Dražice 69, 294 71 Benátky nad Jizerou

tel.: +420 / 326 370 911
fax: +420 / 326 370 980
e-mail:

[email protected]

Summary of Contents for Drazice Aqua HP 250

Page 1: ...AND INSTALLATION MANUAL WATER HEATER WITH HEAT PUMP AQUA HP 250 2 2 kW Dru stevn z vody Dra ice stroj rna s r o Dra ice 69 294 71 Ben tky nad Jizerou tel 420 326 370 911 fax 420 326 370 980 e mail exp...

Page 2: ...4 1 3 TEMPERATURE SENSOR 11 4 1 4 CORROSION PROTECTION 11 4 1 5 EXPANSION VESSEL 11 4 1 6 SAFETY SYSTEM 11 4 1 7 PRESSURE REDUCING VALVE 12 4 2 DRAIN PAN 12 4 3 LOCATION 12 4 4 AIR INLET OUTLET INSTA...

Page 3: ...ONS 29 5 6 1 DISINFECTION MODE 29 5 6 2 VACATION MODE 29 5 7 MENU 29 5 8 CHANGING THE MODE 29 5 9 NUMBER OF SHOWERS AVAILABLE 30 5 10 CONSULTATION OF PROBE TEMPERATURES S1 S2 S3 30 CHECKING GOOD RUNNI...

Page 4: ...is not intended to be controlled by a people including children with reduced physical sensual or mental capacities or b people with insufficient knowledge and experiences unless supervised by responsi...

Page 5: ...the symbol will be followed by one of these words DANGER when there is the possibility of harm to the operator and or people in the vicinity of the equipment WARNING when there is the possibility of m...

Page 6: ...out by customer service except operations of general and continuous cleaning which could should be carried out by the user Power supply to the equipment must be disconnected during maintenance operat...

Page 7: ...dimensions Description of outlets A 1970 B 99 G 1 M C Cold Water Inlet C 215 G 1 M NA D 706 G 1 M E 840 G 3 4 M R Recirculation F 1025 G 1 1 4 M Mg Mg anode G 1343 G 1 2 F PT Temperature sensor H 1475...

Page 8: ...HEAT PUMP PRINCIPLE Electrical box Filter Compressor Low pressure switch High pressure switch Air extraction duct Expansion valve Fan Evaporator Condensate drain Solenoid valve Ambient air inlet Fan C...

Page 9: ...Tank shell material Steel sheet Insulation Polyurethane foam 50 mm Mg anode 1 1 4 F Maximum service temperature C 80 Maximum service pressure bar 7 Test pressure bar 10 Heat loss kWh 24h 1 01 IP Prot...

Page 10: ...ans to transport the material pallet lift forklift etc Correct transport position Incorrect transport position During the transport and installation phase do not take the equipment by the upper part T...

Page 11: ...essel The expansion vessel is a device whose purpose is to compensate for the increase in water volume due to temperature rise Installing the expansion tank is recommended to save water The recommenda...

Page 12: ...he installer 4 2 DRAIN PAN The equipment should not be installed over an area where drains from the tank or its connections could cause damage in the adjacent area or on the lower floors of the struct...

Page 13: ...room where it is placed and so if it is installed in heater rooms the air flow must be directed to other rooms and or the outside 4 4 1 Installation without Ducts The AQUA HP equipment must be in stal...

Page 14: ...rves and louvers at the air inlet and outlet of the equipment If ducts are used directing the air flow to areas that do not require heating there are some options Using Outside Air If outside air is u...

Page 15: ...may also be placed in a heated room but the air flow must be directed to an unheated room Bear in mind that because of air flow cooling the unheated room can affect the adjacent heated rooms UNHEATED...

Page 16: ...d hot air in the winter from an unheated room Ducts used to direct the airflow are not included in the equipment and it is up to the installer to install them if necessary to comply with the manufactu...

Page 17: ...EN 1487 2002 maximum pressure 7 bar 0 7 MPa Water must not be stopped from flowing from the safety device to the deposit by any sort of accessory The safety device must be connected with piping whose...

Page 18: ...ts the proper flow of condensates 4 7 ELECTRIC CONNECTIONS The thermodynamic equipment must be plugged to the power supply only after filling the storage water heater The thermodynamic equipment comes...

Page 19: ...r temperature sensor S2 Ambient temperature sensor S3 Evaporator temperature sensor VENT Fan SV Solenoid valve N Neutral F Phase HP High pressure switch LP Low pressure switch COMP Compressor TB Therm...

Page 20: ...unction of exiting to the end menu sub menu or cancel function OK OK Confirmation Confirming the parameters in the menus or submenus LOCK Locked Unlocked Locking or unlocking the keypad MENU MENU Ente...

Page 21: ...e in AUTO service mode Appliance in BOOST service mode Timer clock control Low Ambient Temperature protection Defrost Compressor Fan Electrical heater Disinfect Chrono function Vacation mode Recircula...

Page 22: ...ntinuous running time exceeds T05 Auto mode Electrical heater ACTIVATED manually Fan RUNNING Disinfect RUNNING Chrono function ACTIVATED Chrono function RUNNING every day Chrono function RUNNING only...

Page 23: ...D is ON and no blinking your system is working with the order that was given Note 2 To restart the appliance switch it off and switch on again using the key ON OFF 5 5 OPERATING MODES The AQUA HP is p...

Page 24: ...ncy of the equipment The electrical heater will start every time The user activates it manually key E Heater The contact LP opens low external temperature lack of fluid leak in the circuit etc The tim...

Page 25: ...voltage to this contact can cause irreversible damage to the controller When the voltage controlled contact closes it triggers the TCC Function and all active heat sources Heat Pump Electrical heater...

Page 26: ...e periods of operation have been programmed the user must then activate them for example Note The programming is set for a 24 hour period considering first of all the lowest hour in the table for exam...

Page 27: ...of all the lowest hour of the table for example In short to set the operating time of the pump of recirculation the following procedures must be carried out 1 Enter the menu and access the parameter C...

Page 28: ...The pump of recirculation only comes into operation when there is a defined time period active period and the compressor or electrical heater is active PR Recirculation pump State Description Connecti...

Page 29: ...sinfect is over the equipment will resume the mode selected ECO AUTO or BOOST Note If you set your equipment to enter Vacation mode and turn it off with the key ON OFF the function becomes inactive Wh...

Page 30: ...lustrative set presented above will not be visible on the display whenever the water temperature inside the tank is below 38 C The number of available showers is calculated considering that one shower...

Page 31: ...F02 Clock Date and Time F03 Chrono Heat Pump Week Weekend ON OFF chrono Chrono OFF F04 Chrono Recirculation Pump Week Weekend ON OFF chrono Chrono OFF F05 Mode Eco Boost Auto Eco F06 Holidays Number o...

Page 32: ...radient to activate the Solar Thermal Pump 2 10 5 C P12 Additional Functions 0 4 0 inactive P13 Minimum water temperature to activate the recirculation pump 20 50 30 C T01 timer Delay time to compress...

Page 33: ...r instant consumption F10 Efficiency Energy consumption Compressor instant W Electrical heater instant W Compressor daily kWh Electrical heater daily kWh Compressor total kWh Electrical heater total k...

Page 34: ...nic plate and the connection terminals are in good condition Er21 DF Anomaly detected in the defrost cycle Too many defrost cycles in a short period of time Measure internal resistance of probe it sho...

Page 35: ...35 PROBE CHART The probes installed in the equipment S1 S2 S3 e S4 are NTC 10k 25 C Temperature C Resistance of sensor k Dependence of sensor s resistance on temperature...

Page 36: ...Check electric protection fuse Vacation mode ON Turn OFF the vacation mode Equipment or compressor OFF Check 5 4 Start up of the system Use of large amount of hot water Change the equipment to BOOST...

Page 37: ...ve if installed Install a reducing pressure valve if not installed Power consumption is abnormally high and constant Leak or obstruction in refrigerant circuit Check that the piping is not damaged Dir...

Page 38: ...ptying the hot water tank allow temperature of hot water to drop to a level at which scalding can no longer occur After ensuring the water temperature is at a safe level that will avoid burns follow t...

Page 39: ...IT Make sure you check the condensate draining system and the drip tray in the maintenance and cleaning service routines of your system Clean the drip tray used as it may contain accumulated dust from...

Page 40: ...intervention by unauthorized technicians has the appearance of modifications and or if the series number appears to have been removed or erased The equipment should be installed by qualified technicia...

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