Daikin EWAD TZ Installation, Operation And Maintenance Manual Download

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–EIMAC00907–16EN - 1/20

Inverter

Installation, Operation and Maintenance Manual

Air cooled chiller with inverter

driven screw compressor

EWAD

Refrigerant: R-134a

Original Instructions

Installation, Operation and Maintenance Manual

–EIMAC00907-16EN

Summary of Contents for EWAD TZ

Page 1: ...nverter Installation Operation and Maintenance Manual Air cooled chiller with inverter driven screw compressor EWAD TZ Refrigerant R 134a Original Instructions Installation Operation and Maintenance M...

Page 2: ...D EIMAC00907 16EN 2 20 A Typical refrigerant circuit Water inlet and outlet are indicative Please refer to the machine dimensional diagrams for exact water connections...

Page 3: ...D EIMAC00907 16EN 3 20 B Typical refrigerant circuit with heat recovery Water inlet and outlet are indicative Please refer to the machine dimensional diagrams for exact water connections...

Page 4: ...isolating valve 16 SAE Flare valve 17 Evaporator water inlet connection 18 Evaporator water outlet connection 19 2 Way charging valve 20 Heat Recovery Optional 21 Heat Recovery water outlet connectio...

Page 5: ...nance of the unit without any risk to people animals and or objects Receiving the unit The unit must be inspected for any possible damage immediately upon reaching final place of installation All comp...

Page 6: ...the electrical panel Single circuit unit Double circuits unit Label Identification 1 Manufacturer s logo 5 Cable tightening warning 2 Gas type 6 Non flammable gas symbol 3 Hazardous Voltage warning 7...

Page 7: ...the chiller in areas that could be dangerous during maintenance operations such as platforms without parapets or railings or areas not complying with the clearance requirements around the chiller Nois...

Page 8: ...s be avoided In case the AVM s are not adjustable spring type are normally not adjustable the flatness of the unit frame must be guaranteed by using metal plate spacers Before unit commissioning the f...

Page 9: ...for post installation maintenance operations Figure 3 shows the minimum space required Vertical air discharge must not be obstructed If the unit is surrounded by walls or obstacles of the same height...

Page 10: ...uit on the right is working quite normally In order to avoid the hot air recirculation due to dominant winds the installation where all chillers are aligned to the dominant wind is preferred see figur...

Page 11: ...e water system the Installer has to guarantee the cleaning of the water pipes between the water filter and the evaporator 9 Evaporator has an electrical resistance with a thermostat that ensures prote...

Page 12: ...an be installed either on the inlet or outlet water piping The purpose of the flow switch is to stop the unit in the event of interrupted water flow thus protecting the evaporator from freezing The ma...

Page 13: ...of all the safety devices During the unit s initial start up phase a technician authorized by the manufacturer is available to answer any questions and to give instructions as to the correct operating...

Page 14: ...enance Plan for Critical Application and or Highly Aggressive Environment List of Activities Note 8 Weekly Monthly Note 1 Yearly Seas Onal Note 2 General Reading of operating data Note 3 X Visual insp...

Page 15: ...old bleach or acid cleaners should not be used to clean E coated coils These cleaners can be very difficult to rinse out of the coil and can accelerate corrosion and attack the E coating If there is d...

Page 16: ...refrigerant quantity charged in the unit is listed on a silver sticker inside the electrical panel Periodical inspections for refrigerant leaks may be required depending on European or local legislat...

Page 17: ...D EIMAC00907 16EN 17 20...

Page 18: ...D EIMAC00907 16EN 18 20...

Page 19: ...D EIMAC00907 16EN 19 20...

Page 20: ...of its content and the products and services presented therein Specification are subject to change without prior notice Refer to the data communicated at the time of the order Daikin Applied Europe S...