omi CHG 08, Operating And Maintenance Manual

Page 1: ...chillers for liquids CHW 09 to CHW 3652 CHO 29 to CHO 149 CHG 08 to CHG 365 English Operating and maintenance manual O M I srl Via dell Artigianato 34 Fogliano GO 34070 ITALY Tel 390481488516 Fax 390...

Page 2: ...19 OIL REQUIREMENTS 19 CHECKLISTE FOR CHO 29 TO CHO 149 19 6 3 CHECK LIST FOR COMMISSIONING GLYCOL RECIRCULATING CHILLERS 20 REQUIREMENTS FOR THE WATER GLYCOL MIXTURE 20 CHECKLIST FOR CHG 08 TO CHG 3...

Page 3: ...ntity of cooling medium e g water water glycol moisture or oil constantly within certain temperature limits op erating range with the aid of a technical cooling process The most commonly used cooling...

Page 4: ...hout the manufacturer s prior written authorization if any equipment components are under pressure Never spill or pour any cooling medium into the environment as this may cause damage to health Before...

Page 5: ...hermetically sealed cooling medium circuit the refrigerant circuit the cooling medium circuit and the electrical circuit including all control and monitoring devices which are required for fully auto...

Page 6: ...that limits the evaporation pressure to a maximum MOP maximum operating pressure Piping cooling system Closed pipe system made of copper tubing including fittings Supplied as required with additional...

Page 7: ...al thermometer in return circuit systems with single and dual circuit The digital thermometer shows the inlet temperature of the cooling medium VNR Non return valve in the supply line These valves are...

Page 8: ...r or plastic pipes with manometer and probe connection for the operating thermostats and the digital temperature display If designed as a system closed to the atmosphere the external circuit must be p...

Page 9: ...act When this occurs the main switch remains permanently switched on QE Switch cabinet The switch cabinet contains all the electrical components and safety devices TLT Temperature controller Temperatu...

Page 10: ...490 80 56 608 MODELS CHW 29 CHW 39 CHW 56 CHW 67 CHO 29 CHO 39 CHO 56 CHO 67 CHG 24 CHG 30 CHG 45 MODELS A B H C D E F G I L M CHW 29 39 56 67 CHO 29 580 650 920 845 419 80 583 80 82 5 1036 CHO 39 56...

Page 11: ...1 100 200 310 3 CHW 2052 1525 3990 2170 2060 381 100 200 310 3 CHW 2552 1525 3990 2170 2060 381 100 200 310 3 CHW 3152 1525 4990 2170 2060 381 100 200 310 3 CHW 3652 1525 4990 2170 2060 381 100 200 31...

Page 12: ...t may im pair the proper functioning of the chiller A suitable area must be found in which a temperature of not less than 2 C and definitely not more than 40 C can be guaranteed at any time of the yea...

Page 13: ...tems make sure that the maximum obtainable cooling medium pressure in the supply line does not cause a higher pressure level than the maximum permitted for the chiller Check the cleanliness of the sup...

Page 14: ...w when the tank is full or to restart the flow as soon as a top up is necessary A Male male fitting B From the supply line C To the consumer cooling circuit D T fitting E Connecting piece to cooling m...

Page 15: ...itch for more than 1 hour each start up should be treated as an initial start up The initial start up calls for a number additional checks to ensure safe and reliable performance of the system Before...

Page 16: ...he connection on the top of the chiller or using a T fitting if necessary while watching the level indicator refer to Fig 1 Point 5 2 1 3 Open the filler screw on the pump head 4 Tighten the screw aga...

Page 17: ...r has attained the operating conditions This is indicated when the actual temperature shown in the display matches the preset target temperature 17 Check whether the pressure shown is within the limit...

Page 18: ...se a by pass circuit automatic overflow valve must be in stalled in order to prevent damage to the pump 11 Lock the switch cabinet with the key 12 Move the main switch of the chiller to position 1 the...

Page 19: ...ller is within the operating conditions set by the manufacturer check whether the current uptake of the chiller agrees with the data indicated on the identification plate and with those contained in t...

Page 20: ...manufacturer check whether the current uptake of the chiller matches the data indicated on the identification plate and those contained in the table in the supplement 6 3 CHECK LIST FOR COMMISSIONING...

Page 21: ...ppropriate action to ensure that pump is able to run within the specified limits 18 Check the level in the tank and top it up if required Put the tank cap back in place 19 Wait for the compressor to s...

Page 22: ...when the chiller is running 13 Start up the chiller by pressing the button LED lights up 14 Because the pump starts up immediately make sure that the direction of rotation for the pump matches the di...

Page 23: ...lay Flow alarm Function menu activated Water pump symbol lights up when water pump is active Condenser fan symbol lights up when the digital output relay is configured as a fan ON OFF or symbol lights...

Page 24: ...even if there is a request to switch it on During this phase the LED for the compressor flashes 60 60 Time interval be tween two consecu tive ON routines This sets the minimum switch off interval bet...

Page 25: ...HW 602 CHG 140 TO CHG 180 The operating thermostat is supplied pre adjusted according to the standard specifications of the chiller listed in the supplement The operating thermostat controls both the...

Page 26: ...TYPE B CHW 29 TO CHW 149 CHO 29 TO CHO 149 CHG 24 TO CHG 100 The operating thermostat is supplied pre adjusted according to the standard specifications of the chiller listed in the supplement The oper...

Page 27: ...ption On our schemes Pb1 Work probe temperature SL Pb2 Antifreeze probe temperature SA CONTROLLER TYPE C CHW 682 TO CHW 3652 CHG 225 TO CHG 365 The operating thermostat is supplied pre adjusted accord...

Page 28: ...position 0 Via the main switch Move the main switch to position 0 The system then switches off immediately This procedure should only be used in an emergency MODEL CHW 29 CHW 149 CHO 29 CHO 149 CHG 24...

Page 29: ...cooling medium circuit and isolate the chiller from the circuit by closing the stop valves for the feed and return lines at the inlet and outlet as necessary Disconnect the machine from the cooling m...

Page 30: ...ed pack of the condenser from outside If there are any deposits clean them using a compressed air jet with a pressure of not more than 3 bar 2 Make sure that the compressor is not producing any unusua...

Page 31: ...and in ac cordance with the legislation in force If the chiller has to be disposed of Never open the sealed cooling assembly compressor evaporator and condenser if there may be any refrigerant or lub...

Page 32: ...water OFF Unit is in Off by remote ON OFF Remote ON OFF contact is open or internal bridge re moved Check bridge ROO and close the contact A OFF Unit in stand by The unit is energized but not switched...

Page 33: ...y settings made on the control unit procedure as described below HOW TO VISUALIZE A WARNING ALARM EVENT CONTROLLER TYPE D CONTROLLER Type D CHW 11 to CHW 36 CHG 08 The LED warning alarm on shows that...

Page 34: ...kind of option Dismount the filter from the unit and clean it with air or with water A02 Refrigerant low pressure alarm Unit low on refrigerant Check liquid sight glass and in case contact service A...

Page 35: ...the function Menu by press key 2 Use or keys to find the ALrM label 3 Push and release the key the lower display shows the alarm code 4 Upper display rSt label if the alarm can be reset NO label if i...

Page 36: ...g capacity is higher than nominal Decrease the required cooling capacity A becomes M after 3 events in 1 hour B1HP B2HP or C1HP C6HP Refrigerant high pressure alarm Ambient temperature too high Decrea...

Page 37: ...is pre sent Required cooling capacity is higher than nominal Decrease the required cooling capacity A becomes M after 3 events in 1 hour AEP1 AEP2 Maintenance pumps 1 2 only on request Service on uni...

Page 38: ...CHG 140 CHG 180 61 C CHW 682 CHW 3652 CHG 225 CHG 365 63 6 5 64 64 65 65 7 66 7 1 66 7 2 66 8 67 9 67 9 1 68 A CHW 11 CHW 36 CHG 08 68 C CHW 682 CHW 3652 CHG 225 CHG 365 72 10 FEATURES AND TECHNICAL...

Page 39: ...710 1760 00 04 05 22 05 2014 39 1 1 1 CHW CHO CHG chiller CHW CHO CHG 1 2 CHW CHO CHG CHW CHO CHG CHW CHO CHG 2...

Page 40: ...710 1760 00 04 05 22 05 2014 40 CHW 20 25 CHO 10 cST CHG 20 25 5 EN 60204 EN 378 2...

Page 41: ...710 1760 00 04 05 22 05 2014 41 HFC CE 842 2006 3 3 1 3 2 C CND EVA HP LP...

Page 42: ...710 1760 00 04 05 22 05 2014 42 MHP MLP PV R V a 2 5 b VE 2 5 MOP IAF 3 3 MF P...

Page 43: ...710 1760 00 04 05 22 05 2014 43 BP BPM CAA EV 1 1 VNR FL LVE RA TD VNR EV 1 2 3...

Page 44: ...710 1760 00 04 05 22 05 2014 44 1 2 3 4 5 6 7 3 4 ALR...

Page 45: ...710 1760 00 04 05 22 05 2014 45 IG MTC MTP ROO QE TLT CEE 6 4 CEE 3P PEN 5 3P N PE Klixon 3 5 1 2 3 04I 04O 05I 05O CHW 09 A B H C D E F G I L M CHW 09 375 450 630 580 80 55 1 2...

Page 46: ...640 490 80 56 608 CHW 29 CHW 39 CHW 56 CHW 67 CHO 29 CHO 39 CHO 56 CHO 67 CHG 24 CHG 30 CHG 45 A B H C D E F G I L M CHW 29 39 56 67 CHO 29 580 650 920 845 419 80 583 80 82 5 1036 CHO 39 56 67 580 65...

Page 47: ...365 A B H C D E F G I L M CHW 162 192 242 292 372 CHG 140 180 1325 760 1570 1440 300 300 635 300 84 1 CHW 432 to 752 CHG 225 280 365 1325 1520 1570 1440 300 300 635 300 84 1 CHW 1002 1325 2280 1570 1...

Page 48: ...710 1760 00 04 05 22 05 2014 48 CHW 97 CHW 3652 4 2 4 3 5 50 C 12 6 5 2 5 5 1 2 C 40 C 2 C 40 C...

Page 49: ...22 05 2014 49 A m B m C m D m E m CHW 09 36 CHG 08 1 1 1 1 1 CHW 29 67 CHO 29 67 CHG 24 45 1 1 1 1 5 1 CHW 97 149 CHO 97 149 CHG 75 100 1 1 1 2 1 CHW 162 1202 CHG 140 365 1 1 1 3 1 CHW 1452 3652 1 2...

Page 50: ...710 1760 00 04 05 22 05 2014 50 25 1 60 CHO A B C D E Abb 1 TN C 230 1 1 N PE AC 400 3 3 PEN AC PEN...

Page 51: ...710 1760 00 04 05 22 05 2014 51 CHW 29 CHW 149 CHW 162 CHW 3652 6 6 1 1 5 C 20 C 20 C 25 C 5 C CHW 20 34 10 C 0 C...

Page 52: ...HW 09 1 T 1 5 2 1 2 1 3 D 6 4 CHW 11 CHW 36 1 2 T 1 5 2 1 3 4 5 6 1 OFF 7 8 9 10 11 12 B 6 4 CHW 29 CHW 67 1 2 T 1 5 2 1 3 4 5 6 7 MTC MTP 0 8 6 1 1 9 MTC MTP 1 10 11 12 1 13 3 14 15 16 17 18 19 6 4 2...

Page 53: ...2 05 2014 53 5 6 7 MTC MTP 0 8 6 1 1 9 MTC MTP 1 10 11 12 1 13 3 14 15 16 17 18 19 6 4 20 21 22 23 E 6 4 CHW 162 CHW 602 1 2 T 1 5 2 1 3 4 5 6 7 MTC MTP 0 8 6 1 1 9 MTC MTP 1 10 11 12 1 13 3 14 15 16...

Page 54: ...2014 54 22 23 6 4 CHW 682 CHW 1202 1 2 T 1 5 2 1 3 4 5 6 7 MTC MTP 0 8 6 1 1 9 MTC MTP 1 10 11 12 1 13 14 15 16 17 18 19 6 4 20 21 22 23 6 4 CHW 1452 CHW 3652 1 2 T 1 5 2 1 3 4 5 6 7 MTC MTP 0 8 9 10...

Page 55: ...22 05 2014 55 ON 15 16 17 18 19 20 21 22 23 6 4 24 25 26 6 2 1 CHO 2 2 ISO32 20 C ISO46 25 C ISO68 30 C ISO10 ISO68 20 C 30 C CHO 29 CHO 149 6 4 CHO 29 CHO 149 1 2 T 1 5 2 1 3 4 5 6 7 MTC MTP 0 8 MTC...

Page 56: ...710 1760 00 04 05 22 05 2014 56 12 3 13 14 15 16 17 6 4 18 19 20 21 6 3 1 20 25 0 C 5 C 10 C 20 20 25 10 C 0 C CHG 08 CHG 365 D 6 4 CHG 08 1 2 T 1 5 2 1 3 4 5 6 1 OFF 7 8 9...

Page 57: ...4 57 10 11 12 6 4 CHG 24 CHG 100 1 2 T 1 5 2 1 3 4 5 6 7 MTC MTP 0 8 6 1 1 9 MTC MTP 1 10 11 12 1 13 3 14 15 16 17 18 19 20 21 22 23 E 6 4 CHGT 140 CHGT 180 1 2 T 1 5 2 1 3 4 5 6 7 MTC MTP 0 8 6 1 1 9...

Page 58: ...710 1760 00 04 05 22 05 2014 58 14 15 16 17 18 19 20 21 22 23 6 4 CHG 225 CHG 365 1 2 T 1 5 2 1 3 4 5 6 7 MTC MTP 0 8 6 1 1 9 MTC MTP 1 10 11 12 1 13 14 15 16 17 18 19 6 4 20 21 22 23 6 4...

Page 59: ...710 1760 00 04 05 22 05 2014 59 D CHW 11 36 CHG 08 ON ON AUX ON ON B CHW 29 149 CHO 29 149 CHG 24 140 PSI 1 2 ON OFF E CHW da 162 602 1 CHG da 140 180 1 PSI 1 2 ON OFF...

Page 60: ...710 1760 00 04 05 22 05 2014 60 C CHW 682 1202 1 CHW 1452 3652 2 CHG 225 365 1 PSI 1 2 3 4 5 6 ON OFF A D B B 300 300 60 60 60 60 360 360 10 10 D CHW 11 CHW 36 CHG 08 1 2 2 3 15...

Page 61: ...710 1760 00 04 05 22 05 2014 61 Pr1 1 2 3 4 5 1 15 CHW CHG Set 15 10 Hy 3 3 Pb1 SL Pb2 SA E CHW 162 CHW 602 CHG 140 CHG 180 1 3 2 3 15 Pr1 1 All 2 3...

Page 62: ...710 1760 00 04 05 22 05 2014 62 4 5 6 7 8 15 CHW CHO CHG ST01 15 25 10 ST02 3 3 3 Pb1 SL Pb2 SA B CHW 29 CHW 149 CHO 29 CHO 149 CHG 24 CHG 100 1 3 2 3 15 Pr1 1 All 2 3...

Page 63: ...710 1760 00 04 05 22 05 2014 63 4 5 6 7 8 15 CHW CHO CHG ST01 15 25 10 ST02 3 3 3 Pb1 SL Pb2 SA C CHW 682 CHW 3652 CHG 225 CHG 365 1 3 2 3 15 Pr1 1 PAS 2 1 3 4...

Page 64: ...014 64 5 6 7 15 CHW CHG ST01 15 C 10 ST07 3 K 3 EIn SL Out1 Out2 SA 6 5 CHW 09 1 0 CHW 11 CHW 36 CHG 08 D 6 4 1 10 2 0 0 CHW 29 149 CHO 29 CHO 149 CHG 24 CHG 100 B 6 4 1 3 2 0 0 CHW 162 CHW 602 CHG 24...

Page 65: ...710 1760 00 04 05 22 05 2014 65 CHW 682 CHW 3652 CHG 225 CHG 365 6 4 1 2 0 0 5 2 1...

Page 66: ...710 1760 00 04 05 22 05 2014 66 7 7 1 CE 842 2006 30 7 2 CE 842 2006 3 7 2 1 2 1 3 2 3 4 6 1 2 3 3 7 2 EN 378 1 1 2 3 4...

Page 67: ...710 1760 00 04 05 22 05 2014 67 5 6 8 9 10 3 20 15...

Page 68: ...710 1760 00 04 05 22 05 2014 68 9 1 A CHW 11 CHW 36 CHG 08 1 OFF A OFF LA2 P1 SL HA 2 A 3 LA2 2 A CA 4 HA A...

Page 69: ...0 1760 00 04 05 22 05 2014 69 4 HA A LA P2 SA D D CHW 11 CHW 36 CHG 08 1 Hi Lo 1 Hi Lo 2 3 rST 2 B CHW 29 CHW 149 CHO 29 CHO 149 CHG 24 CHG 100 B CHW 162 CHW 602 CHG 140 CHG 180 1 OFF A z A A08 A M 1...

Page 70: ...710 1760 00 04 05 22 05 2014 70 1 A09 MTP M MTP ACF1 ACF5 A AFR A EE Eeprom M 2 A01 M A02 A M 10 1 5 C A05 P3 P4 M A07 M A09 MT M MTC A16 P3 P4 A M 3 1...

Page 71: ...2 05 2014 71 2 P1 P2 P3 P4 A 3 Ger t funktioniert A13 1 M A15 1 M M B B CHW 29 CHW 149 CHO 29 CHO 149 CHG 24 CHG 100 1 2 ALrM 3 4 rSt NO 5 rSt 6 menu E E CHW 162 CHW 602 CHG 140 CHG 180 1 2 ALrM 3 4 r...

Page 72: ...HW 3652 CHG 225 CHG 365 1 OFF A LED off A ACF1 ACF9 A AEFL A M 1 1 AEE Eeprom M AFR A ALOC ALC1 A ATE1 ATE2 MTP M MTP 2 AEHT P3 P4 A M 3 1 B1HP B2HP oder C1HP C6HP M B1HP B2HP oder C1HP C6HP B1PH B2PH...

Page 73: ...22 05 2014 73 2 B1AC B2AC M C1OP C6OP A M 1 1 C1TR C6TR 1 2 3 4 5 6 MT M MTC AP1 AP12 A 3 AEUN P3 P4 A M 3 1 AEP1 AEP2 1 2 M C1MN C6MN 1 2 3 4 5 6 M M CHW 682 CHW 3652 CHG 225 CHG 365 1 2 ALrM 3 4 rS...

Page 74: ...7 CHW 532 400 3 50 53000 13320 25 17600 31 14520 27 18800 33 19050 36 23330 44 149 151 162 CHW 602 400 3 50 60000 15580 29 19720 35 16780 31 20920 38 21310 41 25450 49 179 181 192 CHW 682 400 3 50 680...

Page 75: ...150 7 4 5 2 0 400 200 1 15200 CHW 532 2 5 1 9 120 300 5 2 3 6 50 210 7 4 5 2 0 400 200 1 13400 CHW 602 2 5 1 9 120 300 5 2 3 6 50 210 7 4 5 2 0 400 200 1 13400 CHW 682 2 8 2 3 120 300 5 3 2 9 0 450 7...

Page 76: ...432 380 R407C X X X X CHW 532 400 R407C X X X X CHW 602 430 R407C X X X X CHW 682 480 R407C X X X X CHW 752 510 R407C X X X X X CHW 1002 690 R407C X X X X X X CHW 1202 800 R407C X X X X X X CHW 1452...

Page 77: ...2 SICHERUNG PUMPE 1 2 PUMP 1 2 FUSES 1 2 FUSIBILES BOMBA 1 2 FR1 2 SICHERUNG KURBELWANNENHEIZUNG 1 2 HEATER 1 2 FUSES 1 2 FUSIBILES RESISTENCIA 1 2 FR3 ELEKTRISCHER FL CHENHEIZER SICHERUNG ELECTRICAL...

Page 78: ...ATURA ALTA SC W RMETAUSCHER HEAT EXCHANGER INTERCAMBIADOR DE CALOR SCO KOMPRESSORSENSOR COMPRESSOR PROBE SONDA COMPRESOR SCV DRUCKAUFNEHMER DER L FTER FAN CONTROL PROBE SONDA VENTILADOR SF ENTL FTUNGS...

Page 79: ...R134a 1 A1 1 1 1 2 Tetrafluorethane 743 C 1300 0 R407c 1 A1 R32 R125 134a 23 25 52 704 C 1600 0 R404a 1 A1 R125 R134a R143a 44 4 52 3750 0 REFRIGERANT T HAZARDS FIRST AID PHRASE R S R S R134a High con...

Page 80: ...arazione si riferisce conforme alle seguenti direttive nonch norme armoniz zate E Declaramos bajo nuestro unica responsabilidad que el producto al cual esta declaracion se refiere es conforme a las si...

Page 81: ...ating fluid charge of more than 3 kg shall be checked for leak ages annually every 6 months if more than 30 kg and the result shall be recordered in the system booklet Regulation EC No 842 2006 When a...

Page 82: ...5 22 05 2014 82 15 INDIVIDUAL SPECIFICATION You will find the individual specification for the unit in the supplement which accompanies these operating and maintenance instructions and which forms par...