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INSTALLATION, OPERATION AND 

M A I N T E N A N C E   I N S T R U C T I O N S

61AF-A

Nominal cooling capacity 14 - 20 kW

50 Hz

High-temperature heat pumps

Original document

Summary of Contents for AquaSnap 61AF-A

Page 1: ...INSTALLATION OPERATION AND MAINTENANCE INSTRUCTIONS 61AF A Nominal cooling capacity 14 20 kW 50 Hz High temperature heat pumps Original document ...

Page 2: ......

Page 3: ...trol circuit fuse_________________________A Main circuit breaker rating______________________________________________________________________________________ PHYSICAL DATA Coil Plate heat exchanger Entering air temp ___________________________ C Entering water temp ____________________ C Leaving air temp ___________________________ C Leaving water temp _____________________ C Pressure drop water _...

Page 4: ...0µPa A weighting Declared dualnumber noise emission values in accordance with ISO 4871 with an associated uncertainty of 3dB A For information calculated from the sound power level Lw A 61AF standard unit Without PUMP With PUMP 014X7 014X9 019X9 014H7 014H9 019H9 Power circuit Nominal power supply V ph Hz 230 1 50 400 3 50 400 3 50 230 1 50 400 3 50 400 3 50 Voltage range V 207 253 360 440 360 440...

Page 5: ...tion of connections mm 1 water outlet 2 water inlet 3 relief valve outlet 4 electrical connections 1 2 3 4 61AF019 Fixing Holes Fixing Holes Fixing Holes 0 10 Fixing Holes 0 10 1 water outlet 2 water inlet 3 relief valve outlet 4 electrical connections ...

Page 6: ... protected as described in section Electronic control 61AF014 61AF019 Minimum Clearances mm B B C A D E E B F C C C G G A B 61AF 014 019 A 100 300 B 250 200 C 500 400 D 100 200 E 670 700 F 400 500 G 670 1000 User Interface User Interface Disconnector Service Door Service Door ...

Page 7: ...cted by access panels In case of any malfunctioning turn the unit off disconnect the mains power supply and contact a qualified service engineer All of the manufacturing and packaging materials used for your new appliance are compatible with the environment and can be recycled Dispose of the packaging material in accordance with local requirements This equipment contains refrigerant R 407C that mu...

Page 8: ...h 7 water drain 1 shut off valve 2 line filter for water 10 mesh cm 3 pressure gauges 4 filling valve 5 system drain valve at the lowest points of the circuit 6 air flushing valve in the highest parts of the circuit 7 3 way valve 8 sanitary water accumulation tank 9 inside system 10 water circulation pump 11 expansion vessel Typical water circuit diagram for units without hydronic module 014P 019P...

Page 9: ...e adequately insulated and supported Installation of the following components is obligatory 1 The presence of particles in the water can lead to obstructions in the heat exchanger It is therefore necessary to protect the heat exchanger inlet with an extractable mesh filter The filter mesh gauge must be at least 10 mesh cm2 The equipment standard version with hydronic module is equipped with mesh f...

Page 10: ...a 1 61AF 014 2 61AF 019 Outlet available static pressure of the unit with hydronic module Water pressure drop of the unit without hydronic module 1 2 3 2 1 3 2 1 10 20 30 40 50 60 70 80 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 1 1 1 2 Water flow rate l s 014 100 014 80 014 50 10 20 30 40 50 60 70 80 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 Water flow rate l s 019 100 019 80 019 50 ...

Page 11: ...ecommended to pressurise the hydronic circuit between 1 and 3 bars maximum to clean the hydronic circuit before charging water see chapter after to regularly clean the screen filter ATTENTION The use of integrated hydronic kits in the open loop is not permitted Water flow control procedure fixed speed Hydronic circuit cleaning procedure Open the valve fully item 21 if present Start up the system o...

Page 12: ... all connections re install the protection box by fixing the two screws which were previously removed Liquid refrigerant charge Checking the charge WARNING When adjusting the refrigerant charge always ensure that water is circulating in the heat exchanger to prevent any possibility of freezing up Damage caused by freezing is not covered by the product warranty 61AF units are shipped with a full op...

Page 13: ... e g unoccupied mode and operation at low fan speed e g during the night This option also permits cascade operation of two units and remote control via communication bus RS 485 serial port Unit start up is done by the electronic control described above and must always be carried out under the supervision of a qualified air conditioning engineer This appliance is not intended for use by persons inc...

Page 14: ...ovided based on the water loop volume the fluid used and its concentration Expansion Tank Volume required of water loop volume pure water 3 10 ethylene glicol 3 20 ethylene glicol 3 5 30 ethylene glicol 3 8 40 ethylene glicol 4 2 70 70 70 70 70 70 65 70 65 70 65 70 65 70 65 70 65 70 60 65 70 60 65 70 60 65 70 60 65 70 60 65 70 60 65 70 60 65 70 55 60 65 70 55 60 65 70 55 60 65 70 55 60 65 70 50 55...

Page 15: ...g pressures are normal Check the cleanliness of the refrigerant water heat exchangers by checking the pressure drop across them Controls Check the operation of all the electrical components the high pressurestat and of the high and low pressure transducers and the water air and defrost temperature detector Maintenance Servicing recommendations Maintenance of the unit must be carried out by skilled...

Page 16: ...uously cuts out at low pressure Refrigerant losses CHECK AND ADD THE NECESSARY QUANTITY Low water flow in the exchanger CHECK WATER PUMP Unit start up delay WAIT UNTIL THE SYSTEM HAS STABILISED Unit continuously cuts out at high pressure Defective high pressurestat CHECK AND IF NECESSARY REPLACE PRESSURESTAT Blocked expansion valve CHECK AND REPLACE IF NECESSARY Blocked filter drier CHECK AND IF N...

Page 17: ...GB 15 ...

Page 18: ...003 05 2016 Manufacturer CARRIER SCS MontluelFrance The manufacturer reserves the right to change the specification without prior notice Printed in the European Union www eurovent certification com www certiflash com www ecodesign hvac carrier com ...

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