Two-Stage Compression Centrifugal Chiller

Similar documents
CHIMNEY CENTRIFUGAL FAN KAMIN OPERATION MANUAL

Automatic Burner Controls IFS 110 IM

SWIMMING POOL HEAT PUMP UNITS. Installation & Instruction Manual DURA+ - series

UF GENERAL DESCRIPTION 2. SHORT-FORM DATA 3. ORDER NUMBERS 4. MARKINGS BUFFER UNIT 1/11

< Apparecchiatura di controllo di fiamma > RIVELAZIONE FIAMMA MONO - BI ELETTRODO. SAITEK srl

Process firing system PF 19

Wireless keypad RKB1. Data sheet. Device identification number:

General-Purpose AC Servo. MELSERVO-J4 Servo amplifier INSTRUCTION MANUAL TROUBLE SHOOTING

HIGH EFFICIENCY CENTRIFUGAL CHILLER

UNIVERSAL QUERSTROMZERSPANER UNI-CUT Series QZ

INSTALLATION AND OPERATING MANUAL

Compressed Air Dryers

Dishwasher SHEM78WH5N. en-us Operating instructions fr-ca Notice d'utilisation

SOLAR FEATURES TANK FEATURES

Configuration Software G3800 X015. User Manual Preliminary Data December 2002

Analysis on the Operating Characteristics of a Household Dehumidifier

Built-in oven INSTRUCTION MANUAL C17MR02.0B

Technical Data. Specifications are typical and given at 23 C & 50% relative humidity unless stated.

Single Package Heat Pump. important:

Highly efficient heat dissipation units using free cooling. Free Line. You can count on us...

FC121-ZA / FC122-ZA / FC123-ZA / FC124-ZA

The effect of the fire detectors on gas turbine reliability

SmartCella/SmartCella 3PH. Electronic controllers for cold rooms. User manual NO POWER & SIGNAL CABLES TOGETHER READ CAREFULLY IN THE TEXT!

Compact oven with microwave. CM636GB.1 siemens-home.com/welcome. Register your product online

ir33+ Electronic controller User manual

User manual. EVD evolution twin. Driver for 2 electronic expansion valves. Integrated Control Solutions & Energy Savings READ CAREFULLY IN THE TEXT!

EBA 20 EBA 20 C Repair instructions

Performance Rating of Central Station Air-handling Unit Supply Fans

ADVANCED TAPCHANGER CONTROL TO COUNTERACT POWER SYSTEM VOLTAGE INSTABILITY

Exercises in causal loop diagrams (CLD s)

User manual. EVD evolution. electronic expansion valve driver. Integrated Control Solutions & Energy Savings READ CAREFULLY IN THE TEXT!

O-6. Mechanical 008 REFER TO ENLARGED MECHANICAL ROOM PLAN. Electrical. Basement Storage. Hallway 009. Theater Storage 010 TYPICAL CEILING MOUNTED

EVD evolution. electronic expansion valve driver. User manual. Integrated Control Solutions & Energy Savings

L8151A Triple Aquastat Relay

MECHANICAL LINETYPE LEGEND MINIMUM MISC MISCELLANEOUS MEDIUM PRESSURE STEAM RETURN MEDIUM PRESSURE STEAM SUPPLY NOT TO SCALE OUTSIDE AIR

GCL design series Part 1: GCL performance as a fluid barrier

RONALD G. BILLY JR. THIS ADDENDUM CONSISTS OF THREE (3) PAGES AND ATTACHMENTS:

ir33+ platform ir33+, ir33+wide, ir33+ small wide easy wide y easy small wide Electronic controller User manual

Stainless Steel Condensing Boiler Connection Instructions To Additional Heating Devices

PADDY DRYING IN A VIBRATION-ASSISTED VACUUM INFRARED DRYER

MTS 5100 Media Test Set. Mini OTDR and Optical Test Set for Fiber Networks. Wavetek MTS-5100 Specs Provided by

I' I ', \~ Minnesota Extension Service University of Minnesota. AG-Ml-0556 Revised Leonard B. Hertz. (After) (Before) I,, l.

User Manual. If you have any issues or questions, please contact us via

etron M100

t Instruction Manual GAS BBQ "Bloomfield" Version 2017, Item No. 3160UK

L7224A,C; L7248A,C,L Oil Electronic Aquastat Controllers

Engineer Programming Quick Guide


L7224A,C; L7248A,C,L Oil and Electric Boiler Electronic Aquastat Controllers

Issue 1 (37), 2018 ISSN CHOICE OF MIXTURES OF AGENTS IN HEAT PUMPS FOR HEATING AND COOLING MEDIA WITH LIMITED CAPACITY

INSTALLATION AND USERS GUIDE

Doepke. ProLine NG. Configuration Software for the Dupline Bus System. User Manual. ProLine NG Version 1.20 and newer. May 2010, Version 1.

RESIDENTIAL & GARDEN LIGHTS

THE EFFECTIVENESS OF FIRE DETECTION SYSTEMS IN DIFFERENT DIMENSIONS ÚČINNOSŤ SYSTÉMOV POŽIARNEJ DETEKCIE V RÔZNYCH ROZMEROCH

Vacuum Pump Inlet and Exhaust Filters

UltraCella. Electronic control for Cold Rooms. User manual NO POWER & SIGNAL CABLES TOGETHER READ CAREFULLY IN THE TEXT!

Morgan Stanley Global Industrials CEOs Unplugged Conference

ASHRAE Standard Solutions Guide. Real-World Applications and Single Source Compliance Strategies

Aesculap Orthopaedics Hip Platform - USA

STUD IES ON HEAT PUMP DRY ING OF THOMSON SEED LESS GRAPES (Vitis Vinifera) FOR THE PRO DUC TION OF RAI SINS

The Curators of the University of Missouri

Study on the quantitative feasibility of rainwater harvesting in small islands

International Journal of Engineering Research & Science (IJOER) ISSN: [ ] [Vol-2, Issue-10, October- 2016]

UltraCella. Electronic control for Cold Rooms. User manual NO POWER & SIGNAL CABLES TOGETHER READ CAREFULLY IN THE TEXT!

SLIDE-IN HEATING COIL INSTALLATION MANUAL BULLETIN

R8182D,E,F,H,J Combination Protectorelay Primary Control and Aquastat Controller

L4188A,B; L4189A,B; L6188A-C; L6189A-C Aquastat Controllers

Healthy Harbor Report Card

MODEL Day Programmable 1 Heat / 1 Cool Electric / Gas

Conductivity Network Sensor

CAUTION: ELECTRICAL HAZARD

Why Mendel Succeeded. Why Mendel Succeeded. Mendel chose his subject carefully. Mendel chose his subject carefully. Mendel chose his subject carefully

MODEL CW MANUFACTURER WATER CLOSET ADA COMPLIANT AMERICAN STANDARD (OR APPROVED EQUAL) CHAMPION PRO 211AA.104 CADET PEDESTAL SINK

Complex constrained CA urban model: Long-term urban form prediction for Beijing metropolitan area

Self Pollution of Buildings

L4006,7,8; L6006,7,8 Aquastat Controllers

EVALUATION OF BIOGAS CALORIFIC POTENTIAL FOR USE IN MEDICINAL PLANT DRYERS

Evaluation of the drying methods and conditions with respect to drying kinetics, colour quality and specific energy consumption of thin layer pumpkins

VICINITY MAP SOUTHLANDS E-470 SITE NORTH

CHAPTER 11 AIR CONDITIONING

SAMPLE STUDY MATERIAL

Significant Earnings Growth Opportunities. Christopher Coughlin Executive Vice President and CFO

INDULGE IN THE LIGHT SHUTTERS & BLINDS

Q7300H Series 2000 Commercial Thermostat Subbases

Q7100A,C Thermostat Subbases

Contents Page. Page: 2

ARGO AR SERIES CONTROLS

Q7300L Series 2000 Commercial Thermostat Subbases

Q7100A,C,D Thermostat Subbases

Work to be performed Subcontractor Name, City, State. Mechanical Contractor: Electrical Contractor: Temperature Controls Contractor:

Hitachi Centrifugal Chillers

Memorial Plastic Surgery

mini-kool series INSTALLATION, OPERATION & MAINTENANCE rev 05/01

S BV NW BEDDINGTON TR NE CENTRE ST N 4 ST NW 16 AV NW 17 AV SW 9 AV SE 33 AV SW 42 AV SE 50 AV S CROWCHILD TR NW 58 AV SE HERITAGE DR SW

Control Engineering (Section A Only) Forth Year Course Version 1.0

Featuring Ozone-safe HFC134a. Hitachi Centrifugal Chillers NEW. GXG-S Series GSG-S Series. Debut

Preventive Maintenance

[Aggarwal, 5(8): August 2018] ISSN DOI /zenodo Impact Factor

SERVICE MANUAL. Liebert HPM Digital kw Indoor Room Cooling Units with Modulating Capacity A/W/F/D/H Versions

MECHANICAL ADDENDUM #1

Transcription:

Two-Sage Compression Cenrifugal Chiller hp://www.ers.ebara.com/en/ Model ype series in his caalogue is our model code. Head Office & Sales Deparmen 3--16 Ohmorikia, Tokyo 143-0016, JPN Phone: +81-3-6384-8145 Fax: +81-3-5493-0716 THILND Ebara Thermal Sysems (Thailand) Co.,Ld. 3rd Fl. CME uilding, 15 Pechburi Rd.,Thungphayahai, Rajhevee, angkok 10, Thailand Phone: +66--61-9357-9 Fax: +66 () 61-9360 CORPORTION Head Office: 11-1, Haneda sahi cho, Oha-ku, Tokyo, 144-8510 Japan Phone: +81-3-3743-6111 Fax: +81-3-3745-3356 Cable: ERMIN TOKYO in'l Telex: J8 ER TYO 3--16 Ohmorikia, Tokyo 143-0016, JPN. Phone: +81-3-6384-811 Fax: +81-3-5493-070 Liaison Offices & Disribuors THILND Ebara(Thailand)Limied Head Office Head Office Phone: +66--61-03-30 Work Shop Phone: +66--59-3643 TIWN Ebara Corporaion Taipei Office Phone: +886--567-1310 Ming Kung Ind. Co.,Ld. Phone: +886--816-130 INDONESI PT. Ebara Indonesia Phone: +6-1-874-085 PKISTN rshad mjad & bid (Pe) Ld. Phone: +9-1-454-11 EGYPT The Egypian Co. for Refrigeraion by Naural Gas (GSCOOL) Phone: +0--70-6390, 75-4 PEOPLE'S REPULIC OF CHIN Yanai Ebara ir Condiioning Equipmen Co.,Ld. Phone: +86-535-630-3890 KORE Hanseo ir Condiioning Co.,Ld. Phone: +8--341-170 MLYSI Ebara Pumps Malaysia Sdn hd Phone: +60-3-803-66 SINGPORE Ebara Engineering Singapore Pe.,Ld. Phone: +65-6865-539 INDI Phone: +91-0-67-0 ITLY Dynamis Sisemi Diclimaizzazione Phone: +39-3145-7643 HUNGRY Regale Klimaechnika Kf. Phone: +36-1-1-0 TURKEY lanik Grup Phone: +90-16-553-0 Model ype series in his caalogue is our model code. 00-000-E00 R0000JM-I()K

Feaures Compac and reliable design apply for high performance and long life semi hermeic ype compressor. Moor is cooled direcly by refrigeran liquid.therefore moor can be designed compac and quie operaion. Eco-friendly refrigeran HFC 134a is applied o RTGC chiller. RTGC chiller adops open ype impeller and high speed revoluion for compac design compressor. Compared wih single-sage compression, RTGC chiller adops economizer cycle for high efficiency and save energy. Refrigeraion Cycle Inside Feaures Cooling Waer OUT Cooling Waer IN Condenser Compressor all earing Efficiency is increased by applying ball bearing which is minimized mechanical loss. Volume djusmen Promp adjusmen of parial load by sucion vane conrol. Helical Gear, Gear xis Compac design by impeller high revoluion wih gear speed increase. Moor Moor emperaure is low during he operaion by cooling down wih refrigeran. Economizer Liquid refrigeran sending evaporaor is cooled by evaporaed refrigeran from economizer increasing refrigeraion effec. Evaporaed refrigeran is induced by second impeller mixed wih compressed refrigeran from firs sage impellor. Compressor Economizer High Efficien Two Impellers Mos suiable impeller design for high efficiency hrough fluid analysis. Evaporaor Condenser Refrigeran Gas pply high efficien hea ransfer ube. pply high efficien hea ransfer ube Demisor Refrigeran Liquid Waer No impeller errosion by demiser avoiding refrigeran mis carry over. Safey Valve is insalled in condenser o proec over design pressure. Chilled Waer IN Chilled Waer OUT dop special refrigeran disribuion sysem for high performance for evaporaion. To opimize hea ransfer efficiency by opimized ube arrangemen. Evaporaor 3

Specificaion Condiion : 7/3 Temperaure Selecion Cooling Capaciy Moor Inpu Cooling Waer Chilled Waer pprox. Dry Rigging Weigh (380V /3,6,10KV) pprox. Running Weigh (380V/ 3,6,10KV) Refrigeran Filler Conen Maximum Lengh Dimension (L) Maximum Widh Dimension (W) Maximum Heigh Dimension (H) Tube Removal Space (Eiher End) () Chilled Waer Reain Cooling Waer Reain USRT /h () /h () 1934 5 349 331.9 395.7 11.4 / 1.1 13. / 13.9 6 5 4 58 59 110 600 379 36.1 431. 84 11.6 / 1. 13.5 / 14.1 5 4 611 559 86 6 411 39.3 467.3 85 11.7 / 1.4 13.7 / 14.4 7 5 4 641 593 46 444 4.4 3.4 85 11.9 / 1.5 14.0 / 14.7 775 5 4 65 638 7 480 45.6 11 540.1 97 11.9 / 1.6 14.0 / 14.8 5 4 65 814 6 48.8 575.1 15.0 / 15.3 17.6 / 17.9 80 8 4 9 76 0 8 537 513.5 611.0 84 15. / 15.5 17.9 / 18.1 8 8 4 868 795 3165 568 543.1 646.7 84 15.3 / 15.6 18.1 / 18.3 880 8 4 8 88 3341 9 60 573.3 6.1 85 15.5 / 15.6 18.3 / 18.4 8 4 86 3517 636 603.5 719.4 86 15.6 / 15.9 18.5 / 18.9 9 8 4 3869 1 71 663.8 118 793.6 10 15.7 / 16.0 18.6 / 19.0 8 4 41 757 74. 16 86.4 101 1.4 / 1.5 5.6 / 5.7 1 375 385 130 119 457 1 80 4.5 17 934. 101 / 1.7 / 6.0 130 375 385 184 1194 494 1 884 844.9 18 6.3 10 /.0 / 6.3 1 375 385 1341 159 576 10 954 905. 19 1079. 103 /.1 / 6.4 14 375 385 134 567 1600 1054 965.6 161 1157.6 131 /.3 / 6.7 10 375 385 134 Noes: 1) Chilled Waer Temperaure (IN / OUT) 1/7, Cooling Waer Temperaure (IN / OUT) 3/37 ) RefrigeranR134a 3) Waer ox Max Working Pressure 1MPa 4) Fouling Facor:Chilled Waer; 0.018K/ (0.1 / 0h/ kcal, Cooling Waer; 0.044/ Kw (0.51 / 0h/kcal 5) Elecric condiion Frequency:, 60Hz, Volage: 380V, 3kV, 6kV, 10kV Class (RER SIDE) MCHINE FOOT SHERFLEX PD SOLE PLTE MORTR Tube removal space(eiher end) for compressor disassembly is required 000 high above he machine including lifing apparaus (FRONT SIDE) 0~30 SE CONCRETE H for compressor disassembly is required 1 holizonal direcion Machine Foundaion Dimension C DRIN SEE THE MCHINE ISOLTION DETIL 0 0 0 0 0 0 810 810 810 810 810 L Minimum Minimum W Condenser F Cooling Waer Chilled Waer Waer ox Nozzle Dimension E C D RTGC055-075 RTGC080-110 RTGC10-160 040 90 600 1145 1 77 365 495 548 660 0 5 605 735 579 70 Cooling Waer Enering Nozzle Chilled Waer Enering Nozzle Evaporaor 4 5

Specificaion Condiion : HRI Temperaure Selecion Cooling Capaciy Moor Inpu Cooling Waer Chilled Waer pprox. Dry Rigging Weigh (380V /3,6,10KV) pprox. Running Weigh (380V/ 3,6,10KV) Refrigeran Filler Conen Maximum Lengh Dimension (L) Maximum Widh Dimension (W) Maximum Heigh Dimension (H) Tube Removal Space (Eiher End) () Chilled Waer Reain Cooling Waer Reain USRT /h () /h () 1934 5 36.5 8 3.4 11.4 / 1.1 13. / 13.9 6 5 4 58 59 110 600 354 35.6 8 41.5 11.6 / 1. 13.5 / 14.1 5 4 611 559 86 6 3 35.8 8 446.7 79 11.7 / 1.4 13.7 / 14.4 7 5 4 641 593 46 411 379.9 480.9 80 11.9 / 1.5 14.0 / 14.7 775 5 4 65 638 7 445 407.0 93 516.1 90 11.9 / 1.6 14.0 / 14.8 5 4 65 814 467 434. 8 549.1 15.0 / 15.3 17.6 / 17.9 80 8 4 9 76 0 8 495 461.3 8 5.4 15. / 15.5 17.9 / 18.1 8 8 4 868 795 3165 54 488.4 8 617.6 79 15.3 / 15.6 18.1 / 18.3 880 8 4 8 88 3341 9 554 515.6 65.0 79 15.5 / 15.6 18.3 / 18.4 8 4 86 3,517 585 54.7 686.7 80 15.6 / 15.9 18.5 / 18.9 9 8 4 3869 1 657 597.0 757.6 95 15.7 / 16.0 18.6 / 19.0 8 4 41 701 651. 105.9 94 1.4 / 1.5 5.6 / 5.7 1 375 385 130 119 457 1 758 705.5 106 89.4 95 / 1.7 / 6.0 130 375 385 184 1194 494 1 818 759.8 106 961.1 95 /.0 / 6.3 1 375 385 1341 159 576 10 881 814.1 107 1030.6 96 /.1 / 6.4 14 375 385 134 567 1600 967 868.3 134 1103.9 1 /.3 / 6.7 10 375 385 134 Noes: 1) Chilled Waer Temperaure (IN / OUT) 1.3/6.7, Cooling Waer Temperaure (IN / OUT) 9.4/34.6 ) RefrigeranR134a 3) Waer ox Max Working Pressure 1MPa 4) Fouling Facor: Chilled Waer; 0.018K/ (0.1 / 0h/ kcal, Cooling Waer; 0.044/ Kw (0.51 / 0h/kcal 5) Elecric condiion Frequency:, 60Hz, Volage: 380V, 3kV, 6kV, 10kV Class (RER SIDE) MCHINE FOOT SHERFLEX PD SOLE PLTE MORTR Tube removal space(eiher end) for compressor disassembly is required 000 high above he machine including lifing apparaus (FRONT SIDE) 0~30 SE CONCRETE H for compressor disassembly is required 1 holizonal direcion Machine Foundaion Dimension C DRIN SEE THE MCHINE ISOLTION DETIL 0 0 0 0 0 0 810 810 810 810 810 L Minimum Minimum W Condenser F Cooling Waer Chilled Waer Waer ox Nozzle Dimension E C D RTGC055-075 RTGC080-110 RTGC10-160 040 90 600 1145 1 77 365 495 548 660 0 5 605 735 579 70 Cooling Waer Enering Nozzle Chilled Waer Enering Nozzle Evaporaor 6 7

Moor Saring Mehod Power Panel Ouline Drawing Moor Oupu () 370 pplicable Model RTGC (Raing Condiion) Moor Volage C380V C3kV C6kV C10kV 055 060 440 610 70 760 910 1080 065 075 090 130 070 080 095 110 10 140 160 085 1 Y Sar Sandard VFD Sar (Opion) Sof Sar Opion) Sof Sar (Sandard) Direc Sar Sandard)Reacor Sar (Opion) Korndorfer SarPower Condenser (Opion) None (Fron) W H (Side) D Volage Raed Oupu (kw) 370 W () D () H () Weigh (kg) 65 440 75 1 600 380V 610 315 70 760 00 30 370 440 610 3,6,10kV 70 1660 760 910 1080 Packing Weigh (kg) 35 360 385 385 Sar Mehod Sar-Dela Sof-Sar Direc Sar Piping and Wiring Hoising and Insallaion Main Elecric Power Source Noes 1. Concerning lifing equipmen (lifing hook, lifing wire, and shackle), selec equipmen wih suiable srengh afer checking he weigh of he a uni per he ouline drawing of he uni.. degreeds angle 60 3. Temporary plae for machine lifing is rigged when he machine is deliverd. I will be removed afer he machine is insalled. Incoming Panel Power Panel Moor Terminal ox Conrol Panel ir Vens Valves Pressure Gauge Cooling Waer Pump Chilled Waer Pump To Cooling Tower From Cooling Tower From Hea Load To Hea Load Line Symbol Usage Descripion 1# Power Supply Wire and Earh Wire C Power Source 3 Phase, Neural Line 1Line,Earh Line 1Line # From Power Panel o Conrol Panel Operaional Power Supply Wire and Power Panel Conrol Wire 3# From Power Panel o Main Moor inernal Thermisor Terminal ox 4# From Power Panel o Main Moor Mechanical Power Wire and Earh Wire 5# From Conrol Panel o uxiliary Machine Panel Pump and Cooling Tower sar and sop signal Wire 6# Counicaion Proocol Line Elecric Wiring Consrucion Noe: Check safey wih exra care when elecric works are performed 1. Operaing and mainenance space which is or more wide around he machine is required. In paricular,be careful o he moor,compressor,oil pump, oil filer. refrigeranr dryerfiler and insrumen apparaus.. Perform consrucion for vibraion isolaing foundaion and perform level adjusmen on he upper par of he ube plae and on he compressor base plae wih a level o be longer han 600. Place vibraion-isolaing maerial and plae a four posiions as menioned. Each of four plaes wih hree differen ypes of hickness is shipped. Selec plaes wih hickness suiable o each posiion in order o adjus he level. 3. Pipe suppors are required o preven piping mass, vibraion applicaion o he machine. 4. The pressure es of evaporaor and condenser waer boxes mus be conduced wih hydrosaics. 5. The srainer above 10 meshes is required on he enering piping of chilled waer and cooling waer o proec ube damages. If he srainer is equipped a he upper sream side of he enering piping of chilled waer and cooling waer, i s unnecessary. 6. If he chilled waer (brine) or cooling waer has poor qualiy, scale will be deposied in he hea ransmission ubes, affecing he chiller operaion and causing rouble such as waer leaks due o ube corrosion. Special care should be aken wih regard o waer qualiy. 7. No person oher han he specialiss mus no disassemble, repair, or modify he uni. Improper repair may cause he elecrical shock or fire. If any acciden occurs originaed by hose aemps, Ebara is no responsible for any of he damage, injury, or oher losses. 8 9

Faciliies pplicaion fer-sales Services Piping Design Plan COMPRESSOR COOLING TOWER Overhaul Mainenance Overhaul is a physical inspecion ha opens and disassembles hermeic pars no covered by regular mainenance. Overhaul is a pracical prevenive mainenance service o provide undersanding of he curren saus of equipmen and he appropriae acion o ensure reliable operaion from now. EXPNSION TNK OVERFLOW PIPE Y TYPE FILTER DRIN PIPE LOD Y TYPE FILTER CHILLED WTER PUMP EVPORTOR CONDENSER CENTRIFUGL CHILLER 1. shows he scope of supply.. In order o open he evaporaor and condenser waer box,please se he elbow pipe or single pipe. 3. To proec he hea ransfer ube a he chilled waer and cooling waer enering nozzle, please se filer more han 10 mesh. 4. In order o decrease pipe weigh load and vibraion applied o he machine, please se he suppor and flexible hose. 5. In oher han suer seasons, he cooling waer enrance emperaure may affec he machine, please use he hree-way valve o conrol he cooling ower, he leaving emperaure difference beween cooling waer and chilled waer above 15. 6. Exhaus piping from he safey valve por; Insall he piping provided wih suppors and vibraion isolaion pads, and lead i o he oudoor safey area. lso he closing area o he chiller on he pipe, flexible join shall be required o preven pipe loads o he safey valve. COOLING WTER PUMP SYMOL Cleaning of Hea Exchanger Tubes Waer reamen for air condiioning use Cleaning evaporaor (cooler) and condenser ubes The adhesion of conaminans o he inner surface of hea exchanger ubes may lower he hea ransfer efficiency, resuling in inefficien operaion or ube corrosion. To keep he inner surface of he ubes clean, cleaning wih a brisle brush is recoended. y aking ino consideraion various circumsances, such as clean waer passing hrough he ubes or waer reamen o preven conaminan adhesion or ube corrosion, he suiable iming of cleaning for each faciliy environmen can be deermined. Chemical conrol wih his equipmen conribues o prolonged service life of air condiioning sysems as well as improved energy efficiency. Choosing genuine Ebara chemicals mos suiable for your hea source sysem will also conribue o safe operaion. fer-sales Services Mainenance To ensure he long-lasing use of chillers and chiller/heaers, daily operaion checks and inspecions are essenial. fer he compleion of es runs of newly insalled equipmen, we offer our cusomers mainenance conracs, use of our overhaul service, and replacemen o new models wih higher energy efficiency. Periodical Mainenance yearly mainenance conrac is available, covering visiing inspecions, as well as servicing and cooling/heaing mode changeover before he sar of cooling/heaing season.periodical inspecions enable prevenive and sysemaic mainenance, conribuing o performance reenion and cos reducion. 10 11