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EUWA15HDW15
Инструкция по эксплуатации Страница: 18

Daikin EUWA15HDW15 [18/18] Pwen09719 1b

Zandvoordestraat 300, B-8400 Oostende, Belgium 4PWEN09719-1B

Содержание

Operation manual 1
Packaged air cooled water chillers 1
Electrical specifications 1 2
Ntroduction 2
Ontents 2
Operation manual 2
Technical specifications 1 2
Escription 3
Euwa20 3
Euwa25 3
Function of the main components 4
Safety devices 4
Internal wiring parts table 5
Measuring devices 5
Checks before initial start up 6
Efore operation 6
General recommendations 6
Power supply connection and crankcase heating 6
Water supply 6
Digital controller 7
Peration 7
Working with the unit 7
Adjusting the temperature setpoint 8
Consulting actual operational information 8
Enter the readout menu using the a key 8
Enter the setpoints menu using the z key 8
If the manual control mode is selected refer to the user settings menu none of the above mentioned setpoints will be active 8
If the remote on off control parameter is set to no 8
If the remote on off control parameter is set to yes 8
If the unit does not start after a few minutes consult the readout menu which gives the status of the different circuits refer to paragraph consulting actual operational information also refer to the chapter trouble shooting 8
Press j to save the adjusted temperature setpoint or press the z key to cancel the modification 8
Press the f key on the controller 8
Press the f key on the controller or switch the unit off using the remote on off switch 8
Press the h key to adjust the temperature setting 8
Press the w key to return successively to the second and the first screen of the readout menu 8
Press the x key to enter the second screen of the readout menu 8
Press the x key to enter the third screen of the readout menu 8
Select the setpoint to be adjusted using the j key 8
Setp cool 1 inlet water temperature cooling setpoint 1 8
Setp cool 2 inlet water temperature cooling setpoint 2 8
Switching the unit off 8
The pressures measured will vary between a maximum and minimum value depending on the water and outdoor temperatures at the moment of measurement 8
The selection between setpoint 1 and 2 is done by a remote dual setpoint switch to be installed by the customer the actual active setpoint can be consulted in the readout menu 8
The unit provides definition and selection of two independent temperature setpoints for cooling operation 8
To adjust a setpoint proceed as follows 8
To adjust other setpoints repeat from instruction 2 onwards 8
Advanced features of the digital controller 9
History menu t t t t t 10
Info menu y y y y y 10
Input output menu u u u u u 10
Safeties menu g g g g g 10
The history menu contains all the information concerning the latest shutdowns 10
The input output menu gives the status of all the digital inputs and the relay outputs of the unit 10
The safeties menu provides useful information for trouble shooting purposes 10
Timers menu r r r r r 10
To calibrate the sensor for inlet water temperature measurement 10
To change the user password 10
To check the actual value of the compressor timers 10
To check the actual value of the general software timers 10
To check the status of circuit 1 at activation of one of the circuits safeties 10
To check the status of circuit 2 at activation of one of the circuits safeties 10
To check the status of circuit 3 at activation of one of the circuits safeties 10
To check the status of the alarm the operation and the pump voltage free contacts 10
To check the status of the circuit safeties 10
To check the status of the evaporator heater however the evaporator heater option is not offered by daikin 10
To check the status of the fanspeed relays 10
To check the status of the flowswitch 10
To check the status of the low pressure bypass switches 10
To check the status of the remote setpoint selection switch the remote on off switch and the reverse phase protector 10
To check whether or not the different compressors are activated 10
To consult additional information about the unit such as the unit name the refrigerant used and the manufacturing number 10
To consult information about the controller s software version 10
To consult information about the number of circuit 1 shutdowns and the circuit status at the most recent shutdown 10
To consult information about the number of circuit 2 shutdowns and the circuit status at the most recent shutdown 10
To consult information about the number of circuit 3 shutdowns and the circuit status at the most recent shutdown 10
To consult information about the number of shutdowns the unit safety which caused the most recent shutdown and the unit status at this shutdown 10
To consult information about the unit safety which caused the shutdown and to check the unit status at shutdown 10
To consult the outlet water inlet water and ambient temperature limits 10
To define whether or not a password is needed to change the temperature setpoint 10
User password menu q q q q q 10
When automatic control mode is selected the unit uses default a 2 step thermostat to control the cooling load however the thermostat parameters are not fixed and can be modified via the thermostat settings screen of the user settings menu 11
Rouble shooting 14
Aintenance 17
Disposal requirements 17
Maintenance activities 17
Thermostat parameters 17
Pwen09719 1b 18

Daikin EUWA15HDW15 [18/18] Pwen09719 1b

Содержание

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