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OPERATION MANUAL

EWAP110MBYNN
EWAP140MBYNN
EWAP160MBYNN
EWAP200MBYNN
EWAP280MBYNN
EWAP340MBYNN

Packaged air-cooled water chillers

Summary of Contents for EWAP110MBYNN

Page 1: ...OPERATION MANUAL EWAP110MBYNN EWAP140MBYNN EWAP160MBYNN EWAP200MBYNN EWAP280MBYNN EWAP340MBYNN Packaged air cooled water chillers...

Page 2: ...first time make sure that it has been properly installed It is therefore necessary to carefully read the installation manual supplied with the unit and the recommendations listed in Checks before ini...

Page 3: ...8 1 18 16 11 3 4 17 13 14 15 2 9 5 6 21 19 12 7 22 9 10 10 21 EWAP200 340 EWAP110 160 EWAP110 160 EWAP200 340 1 Evaporator 12 Power supply intake 2 Condenser 13 Emergency stop S5E 3 Compressor M1C 14...

Page 4: ...flows through it This is done by turning the liquid refrigerant coming from the condenser into gaseous refrigerant Water in outlet connection The water inlet and outlet connection allow an easy connec...

Page 5: ...e circuit controller shuts down the circuit When the pressure returns to normal the safety device can be reset on the controller Pressure relief safety valve The safety valve is activated when the pre...

Page 6: ...on oil leakage If there is an oil leak call your local dealer 10 Stop valves Open the liquid line discharge and suction if provided stop valves completely 11 Air inlet outlet Check that the air inlet...

Page 7: ...e specifications For units in a DICN configuration the remote digital controllers of the units can be installed at a distance of up to 50 metres by using a 6 ray telephone cable with a maximum cable r...

Page 8: ...d capacity of that specific circuit When a circuit is OFF the following status information may appear one of the circuit safety devices is activated refer to Troubleshooting on page 15 the circuit is...

Page 9: ...controller is activated When a network safety occurs in a DICN configuration the slaves not detected by the network will function as stand alone units If a slave unit can not be found by the network t...

Page 10: ...reen of the network menu To consult information about the unit status To consult information about the pressures To consult actual operational information about the ambient temperature the total runni...

Page 11: ...he moment of the unit shutdown To check which were the evaporator and condenser inlet water temperature and the evaporator outlet water temperature To check which was the status of the compressors at...

Page 12: ...e capacity limitation 1 the capacity limitation is not active capacity limitation value of circuit 1 in case of capacity limitation 1 2 3 4 Defining the pump control settings The screen of the user se...

Page 13: ...in the service menu Refer to the installation manual used to define the free cooling mode free cooling is not active free cooling is based on ambient temperature free cooling is based on the differen...

Page 14: ...he waterflow through the evaporator stops after the flowstart timer has reached zero If the waterflow has not restarted during the countdown the unit will shut down PUMPLEAD refer to the pump control...

Page 15: ...hich contains the following information the time and date 2 Press h to consult the first screen This screen contains information about the unit name and the refrigerant used 3 Press h to consult the n...

Page 16: ...ty devices may be bridged or changed to a value other than the factory setting If the cause of the problem cannot be found call your local dealer Symptom 1 The unit does not start but the ON LED light...

Page 17: ...sed electrician RESET After pressure decrease push the button on the high pressure switch and reset the controller Symptom 5 4 Fan thermal protector is activated POSSIBLE CAUSES CORRECTIVE ACTION Mech...

Page 18: ...r local dealer Water supply Check if the water connection is still well fixed Check the water quality refer to the installation manual of the unit for specifications of the water quality Water filters...

Page 19: ...in group 1 all Wednesdays will work according to the settings in group 2 all Saturdays and Sundays will work according to the settings in group 3 all holiday days will work according to the settings...

Page 20: ...tween inlet water evaporator temperature and ambient temperature Floating setpoint Default value Lower limit Upper limit Maximum value C 3 0 0 0 5 0 D1 C 20 0 20 0 43 0 D2 a a rise in floating setpoin...

Page 21: ...0 ANNEX V SOFTWARE STRUCTURE g 0 1 2 q h q q g h h h g h g g h g h g h g h g h g h g h g g h g h g h g h g h h h h h g g g 2 f 4 4 4 4 2 4 4 4 4 4 4 4 0 4 4 g h g h g h 2 2 2 2 q h h g q 6 h g h g h g...

Page 22: ...Zandvoordestraat 300 B 8400 Oostende Belgium 4PW22677 1...

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