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Daikin EWAD TB, Инструкция по установке, эксплуатации и обслуживанию

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Original Version 

 

 

 

 
 
 
 

Installation, Operation and Maintenance Manual  

 
 

 
Air cooled chiller with  
screw compressor 

 

EWAD

~

T

~

B 

EWAD

~

T

~

C 

 
Refrigerant: R-134a 

 

 

 

  

Rev. 

03 

Date 

01-2023 

Supersedes 

D

–EIMAC01502-18_02EN 

Installation, Operation and Maintenance Manual  

D

–EIMAC01502-18_03EN 

 

Содержание EWAD TB

Страница 1: ...Operation and Maintenance Manual Air cooled chiller with screw compressor EWAD T B EWAD T C Refrigerant R 134a Rev 03 Date 01 2023 Supersedes D EIMAC01502 18_02EN Installation Operation and Maintenanc...

Страница 2: ...cifications 19 7 Operation 19 7 1 Operator s responsibilities 19 8 Maintenance 20 8 1 Routine maintenance 20 8 2 Unit Maintenance and Cleaning 21 8 3 Microchannel Coil Maintenance 22 9 Service and lim...

Страница 3: ...D EIMAC01502 18_03EN 3 25 Figure 1 Typical refrigerant circuit Dual Circuit Water inlet and outlet are indicative Please refer to the machine dimensional diagrams for exact water connections...

Страница 4: ...icator 8 Economizer heat exchanger 9 Solenoid valve 10 Termostatic expansion valve 12 Electronic expansion valve 13 Evaporator S T 14 Pressure relief valve Pset 15 5 bar 15 Access fitting SAE Flare va...

Страница 5: ...aces of the machine and pipes can get very hot or cold and cause the risk of scalding 10 never exceed the maximum pressure limit PS of the water circuit of the unit 11 before removing parts on the pre...

Страница 6: ...te transport can cause damage to the machine and even leaking of the refrigerant fluid Before start up the machine must be checked for leaks and repaired accordingly 37 the accidental discharge of ref...

Страница 7: ...k to people animals and or objects 3 RECEIVING THE UNIT The unit must be inspected for any possible damage immediately upon reaching final place of installation All components described in the deliver...

Страница 8: ...lection of specific options such as high ambient kit brine version etc which allow the unit to operate with evaporator leaving water temperature below 4 C and or ambient temperature at full load above...

Страница 9: ...applied to the electrical panel 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 Unit nam...

Страница 10: ...ncy rescue personnel of the building or the Health Emergency Service wait without leaving the injured person alone until the rescue operators come give all necessary information to the rescue operator...

Страница 11: ...necessary to install additional sound attenuation devices 5 3 Moving and lifting Avoid bumping and or jolting during loading unloading unit from the truck and moving it Do not push or pull the unit fr...

Страница 12: ...D EIMAC01502 18_03EN 12 25 Unit with 6 lifting points The drawing shows only the 12 fans version The lifting mode is the same for the different number of fans Unit with 8 lifting points...

Страница 13: ...plate spacers Before unit commissioning the flatness must be verified by using a laser levelling device or other similar devices The flatness shall not be over 5 mm for units within 7 m length and 10...

Страница 14: ...me height as the unit this must be installed at a distance no lower than 3000 mm In case of two chillers installed in free field minimum recommended distance between them is 3600 mm in case of two chi...

Страница 15: ...rcuit 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 fig...

Страница 16: ...point drain device at the system s lowest point 5 Neither the evaporator nor the heat recovery device must be positioned at the system s highest point 6 A suitable device that can maintain the water s...

Страница 17: ...SiO2 l 50 NO Chlorine molecular mg Cl2 l 5 0 5 5 9 Evaporator and recovery exchangers anti freeze protection All evaporators are supplied with a thermostatically controlled anti freeze electrical res...

Страница 18: ...er to guarantee the respect of this value e g using recirculating bypass valve Figure 7 Water piping connection for evaporator opt 78 79 80 81 ID DESCRIPTION a SINGLE PUMP b TWIN PUMP c DRAIN d AUTOMA...

Страница 19: ...nection works the unit must be switched off and secured This product complies with EMC standards for industrial environments Therefore it is not intended for use in residential areas e g installations...

Страница 20: ...d environments Table 2 Standard Routine Maintenance Plan List of Activities Weekly Monthly Note 1 Yearly Seas Onal Note 2 General Reading of operating data Note 3 X Visual inspection of unit for any d...

Страница 21: ...he electrical panel X Verify operation of all ventilation fans in the electrical panel X Refrigeration circuit Check for any refrigerant leakage X Verify refrigerant flow using the liquid sight glass...

Страница 22: ...remove soluble salts and revitalize the unit NOTE Harsh chemicals household bleach or acid cleaners should not be used to clean E coated coils These cleaners can be very difficult to rinse out of the...

Страница 23: ...he product as following instructions the refrigerant charge for each circuit 1 2 3 added during commissioning on site charging the total refrigerant charge 1 2 3 calculate the greenhouse gas emission...

Страница 24: ...ementing the Directive 2012 19 EU RAEE Lead batteries must be collected and sent to specific waste collection centers Avoid the escape of refrigerant gases into the environment by using suitable press...

Страница 25: ...e 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...

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