Daikin hydrocube EWWQ-KC Installation, Maintenance & Operation Manual Download Page 17

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D-EIMHP01501-22_01EN

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LEGEND

POS.

COMPONENT

COMPRESSOR

CONDENSER (NPHE)

DRIER FILTER

THERMOSTATIC EXPANSION VALVE

EVAPORATOR (BPHE)

BALL VALVE (OPTIONAL)

AIR PURGE VALVE (OPTIONAL)

WATER FILTER (OPTIONAL)

ACCUMULATOR

DISCHARGE STOP VALVE

SIGHT GLASS

LIQUID SOLENOID VALVE

LIQUID STOP VALVE

POS.

COMPONENT CONNECTION

COMPRESSOR-CONDENSER

L1-1/L2-

CONDENSER-THERM.EXP. VALVE

L1-2/L2-

THERM.EXP. VALVE-EVAPORATOR

EVAPORATOR-COMPRESSOR

S1-1

EVAPORATOR-ACCUMULATOR

S1-2

ACCUMULATOR-COMPRESSOR

W1/W3

WATER INLET ASSEMBLY (Included kit, but

optional mounting)

W2/W4

WATER OUTLET ASSEMBLY (Included kit,

but optional mounting)

E1/E2

EQUALIZER PIPE

INSTRUMENTS

TEMPERATURE SENSOR

PRESSURE TRANSDUCER

(6,5 bar)

PZH

HIGH PRESSURE SWITCH

(40,7 bar)

FLOW SWITCH

Summary of Contents for hydrocube EWWQ-KC

Page 1: ...maintenance operation manual EWWQ014KCW1N EWWQ025KCW1N EWWQ033KCW1N EWWQ049KCW1N EWWQ064KCW1N D EIMHP01501 22_01EN REV 01 Date 11 2022 Supersedes D EIMHP01501 22_00EN EWWQ KC Water cooled scroll chill...

Page 2: ...ectric power supply 11 12 4 Interconnection cables 11 13 OPERATOR S REPONSIBILITIES 12 14 MAINTENANCE 13 14 1 Routine maintenance 13 15 SERVICE AND LIMITED WARRANTY 16 16 BEFORE STARTING 18 LIST OF TA...

Page 3: ...circuit leaks fire or other damage to the equipment Be sure only to use accessories optional equipment and spare parts made by Daikin which are specifically designed for use with the equipment and ha...

Page 4: ...l describes the procedures for unpacking installing and connecting the EWWQ units This appliance is intended to be used by expert or trained users in shops in light industry and on farms or for commer...

Page 5: ...kin On Site Standard features Glycol application for chilled water temperature down to 10 C Powered Contact General alarm Voltage free digital contacts general operation Reversing Valve Evaporator Wat...

Page 6: ...ION RANGE Figure 1 Operating limits on EWWQ014 033 Figure 2 Operating limits EWWQ049 064 ELWT Evaporator leaving water temperature CLWT Condenser leaving water temperature 1 Operation with water 2 Ope...

Page 7: ...anger of fire due to leakage of non flammable gas 4 Select the location of the unit in such a way that the sound generated by the unit does not disturb anyone 5 Ensure that water cannot cause any dama...

Page 8: ...tly into the heat exchanger 2 Drain taps must be provided at all low points of the system to permit complete drainage of the circuit during maintenance or in case of shut down 3 Anti vibration systems...

Page 9: ...so that normal servicing of the water filter can be accomplished without draining the complete system 3 Air purge valves must be provided at all high points of the system The vents should be located...

Page 10: ...circuit to make sure that the water pressure will never exceed the maximum allowable working pressure 11 PIPING INSULATION The complete water circuit inclusive all piping must be insulated to prevent...

Page 11: ...breaker remove or switch off the fuses 12 2Connection of the water cooled water chiller power supply 1 Install cable gland to proper tight main power supply cable 2 Using the appropriate cable connec...

Page 12: ...re to keep this equipment in good working order However during operation and maintenance it is essential to observe the following instructions Do not allow unauthorized and or unqualified personnel to...

Page 13: ...nvironments can be defined as follows Industrial environment with possible concentration of fumes result of combustion and chemical process Coastal environment Highly polluted urban environment Rural...

Page 14: ...n calcium carbonate is used An increase in pressure drops or a decrease in thermal efficiency means that the heat exchangers are clogged In environments with a high concentration of airborne particles...

Page 15: ...time without operation are still subject to those routine maintenance steps Monthly Yearly Seasonal List of Activities Note 8 Weekly Note 1 Note 2 General Reading of operating data Note 3 X Visual ins...

Page 16: ...rming proper maintenance according to this manual can void the warranty Observe the following points to conform to warranty limits 1 The unit cannot function beyond the specified limits 2 The electric...

Page 17: ...ALVE 13 LIQUID STOP VALVE POS COMPONENT CONNECTION D1 COMPRESSOR CONDENSER L1 1 L2 1 CONDENSER THERM EXP VALVE L1 2 L2 2 THERM EXP VALVE EVAPORATOR S1 EVAPORATOR COMPRESSOR S1 1 EVAPORATOR ACCUMULATOR...

Page 18: ...it can be switched on or off independently of the electrical supply to other items of the plant and equipment in general Refer to the wiring diagram terminals N L1 L2 L3 and PE 4 Supply water to the e...

Page 19: ...D EIMHP01501 22_01EN 19 20 NOTES...

Page 20: ...cy reliability or fitness for particular purpose of its content and the products and services presented therein Specifications are subject to change without prior notice Daikin Europe N V explicitly r...

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