Daikin EUWAC8FZW1, Installation And Operation Manual

Page 1: ...INSTALLATION AND OPERATION MANUAL EUWAC5FZW1 EUWAC8FZW1 EUWAC10FZW1 Packaged air cooled water chillers...

Page 2: ...D E F G H I J K L M N O P Q R EUWAC5FZ mm 243 311 243 1345 343 125 765 71 58 629 108 25 796 605 735 578 600 795 EUWAC8FZ mm 163 800 162 1290 267 98 815 71 60 951 111 25 1125 605 288 975 600 1122 EUWAC...

Page 3: ...en i 12 gitt i henhold til bestemmelsene i 13 noudattaen m r yksi 14 za dodr en ustanoven p edpisu 15 prema odredbama 16 k veti a z 17 zgodnie z postanowieniami Dyrektyw 18 n urma prevederilor 19 ob u...

Page 4: ...and used for cooling applications only The units are available in 3 standard sizes with nominal cooling capacities ranging from 11 2 to 22 6 kW The EUWAC packaged air cooled water chillers can be comb...

Page 5: ...dboard box and attached on a wooden pallet At delivery the package should be checked and any damage should be reported immediately to the carrier claims agent When handling the unit take into account...

Page 6: ...the water circuit 1 Use clean pipes only 2 Hold the pipe end downwards when removing burrs 3 Cover the pipe end when inserting it through a wall so that no dust and dirt enter WATER CHARGE FLOW AND Q...

Page 7: ...d that the system impedance Zsys is less than or equal to Zmax at the interface point between the user s supply and the public sys tem It is the responsibility of the installer or user of the equip me...

Page 8: ...lter installed behind the condenser removes small particles from the refrigerant to prevent blockage of the expansion valve and tubes Thermostatic expansion valve The liquid refrigerant coming from th...

Page 9: ...ter becomes too low in order to prevent freezing of the water during operation When the outlet water temperature returns to normal the protector resets automatically but the controller needs to be res...

Page 10: ...er operation of the drain Pour some water into the drain pan and check whether the water evacuates freely through the drain Water supply Fill the water piping taking into account the minimum water vol...

Page 11: ...9 Consulting actual operational information on page 9 Resetting alarms on page 9 Resetting warnings on page 10 Switching the EUWAC unit on To switch the EUWAC unit on proceed as follows 1 When the on...

Page 12: ...er temperature In the second case the display starts flashing Approximately 40 seconds later the controller leaves the list of direct parameters without saving the modified parameter The inlet water t...

Page 13: ...t of direct parameters is accessible by pressing the R key for approximately 5 seconds When scrolling through the list of direct parameters using the A and or Z key the parameters appear in the follow...

Page 14: ...aying the inlet water temperature In the second case the display starts flashing Approximately 40 seconds later the controller leaves the list of user parameters without saving the modifications The i...

Page 15: ...t other user parameters before saving the modifications select another user parameter using the A and or Z key and then repeat from instruction 3 onwards 7 To save the modifications press the E key To...

Page 16: ...without saving the modifications The inlet water temperature reappears on the display TROUBLESHOOTING This section provides useful information for diagnosing and correct ing certain troubles which may...

Page 17: ...freely Air flow in the unit too low or outdoor temperature too high Clean the air heat exchanger properly RESET After temperature decrease the thermal protector is reset automatically If the protecto...

Page 18: ...leak is detected call your local Daikin dealer Check the working pressure of the unit Refer to paragraph Working pressure on page 8 in the chapter Switching the EUWAC unit on 6 Compressor Check on oi...

Page 19: ...5 10 5 15 20 15 30 25 40 35 50 C 45 5 Hp 8 Hp 10 Hp General specifications IN OUT IN OUT IN OUT Nominal air flow m3 min 70 70 100 100 125 125 long side W mm 763 341 952 802 1102 938 short side P mm 6...

Page 20: ...ESP External static pressure AF Air flow 1 ESP with pulley closed factory setting 2 ESP with pulley 1 turn open 3 ESP with pulley 2 turns open 4 ESP with pulley 3 turns open 5 ESP with pulley 4 turns...

Page 21: ...4 4 6 7 16 11 10 12 13 6 7 16 11 10 12 13 2 15 4 5 2 15 3 9 8 1 14 9 8 1 14 5 5 M1C P S4LP 6 P S1HP 7 1 3 9 8 5 4 2 10 10 R3T R4T M11F M11F EUWAC5 EUWAC8 10...

Page 22: ...4PW14037 1D Copyright Daikin...