Facilities require York VSD industrial Coolant as a replacement item. YORK INTERNATIONAL FORM 160.55-O1 (604) VSD HIGH PHASE C INVERTER HEATSINK TEMPERATURE (Style D VSD) See Phase A mes sage above. The York VSD model employs vapor compression. Hospitals, manufacturing plants, restaurants, and hotels apply chillers to provide comfortable air. WebVSD HIGH PHASE B INVERTER HEATSINK TEMPERATURE (Style D VSD) See Phase A message above. Ambient temperature is high - If a high ambient temperature has occurred, try to normal operation. Commercial chillers help to keep the cost of maintaining cool air lower. The system extracts heat from water and heat from a compressor. In 2004, an air-cooled screw chiller equipped with water-cooled VSD was introduced. Air-cooled screw liquid chillers e/v high efficiency and s/p standard efficiency, INSTALLATION, OPERATION, MAINTENANCE Supersedes: 201.23-NM2 (919), E/V HIGH EFFICIENCY AND S/P STANDARD EFFICIENCY, Air-cooled screw liquid chillers with variable speed drive (80 pages), Air-cooled screw liquid chillers 65 - Diagram - Megging Motor Windings, Page 150: Fig. Table 10 - VSD Baseplate Temperature Load. Lubrication-free operation. WebCookies help us improve your website experience. Faulty pump glycol The display shows: SUS1 LOCKOUT : HIGH VSD BASEPLATE TEMP. WebINTRODUCTION General System Description The Latitude (YCIV) Air-Cooled Chiller line combines YORK YCIV R-134a chillers are designed for water the best of modern screw compressor design with the or glycol cooling. Drained glycol, and replaced with new. Coolant helps facilitate air flow in A/C units. 2. By using our website, you agree to our use of cookies. WebThe YORK VSD was specifically developed for commercial air conditioning applications. WebPage 25: Vsd - High Phase (X) Inverter Baseplate Temperature (385, 419, 503 And 608 Hp Drives) FORM 160.00-O4 ISSUE DATE: 12/19/2017 TABLE 3 - SAFETY SHUTDOWNS (CONT'D) MESSAGE DESCRIPTION The X will indicate A thermistor sensor is located inside the the phase that the transistor module on the OSCD power unit. Millennium series centrifugal liquid chillers with optiview control center for electro-mechanical starter, solid state starter & variable speed drive, SOLID STATE STARTER & VARIABLE SPEED DRIVE, With optiview control center for electro-mechanical starter,solid state starter and variable speed drive (156 pages), Centrifugal liquid chillers model yd (mod c) (cooling only) with optiview control center (28 pages), Air cooled screw liquid chillers (120 pages), Centrifugal liquid chillers with optiview control center (74 pages), Centrifugal liquid chillers with r-134a or r-513a refrigerant (146 pages), Magnetic bearing centrifugal liquid chillers. Ask Our Pros-Owner Assistance - NO DIY advice will be given. Wide operating range to meet the needs of various applications. All units are designed to be located latest technology in variable speed drives. Please, provide technical support and help Sincerely, Anatoly. Check for defective IGBT module and replace it if it is defective. The system extracts heat from water and heat from a compressor. Chillers are an integral part of an HVAC system. 4- how can i get the coolant away from York wiz low price ? All rights reserved. 39 - Advanced Trend Setup Screen, Page 90: Fig. View online or download York VSD 351 Operation Manual. then the contractor told me that, the YCIV manual says glycol to be replaced every 5 years. Wish I knew about the cleaning procedure because the 5gal jugs are $1400. High discharge pressure - System fault. WebPage 25: Vsd - High Phase (X) Inverter Baseplate Temperature (385, 419, 503 And 608 Hp Drives) FORM 160.00-O4 ISSUE DATE: 12/19/2017 TABLE 3 - SAFETY SHUTDOWNS (CONT'D) MESSAGE DESCRIPTION The X will indicate A thermistor sensor is located inside the the phase that the transistor module on the OSCD power unit. 19. BETTER CONTROL. 220. Not only do chillers have an impact on operating costs but an impact on the environment as well. Coolant was dirty yellow/brown color. VSD board is defective: VSD Logic board needs to be replaced to fix the fault. Please, provide technical support and help Sincerely, Anatoly. 221. Find maintenance kits for chillers at Midwest Parts Center. Variable Speed Drive (VSD) 18. Excess charge in system and high discharge pressure - For this also, you have to check the subcooling process. Without coolant, chillers would not be able to complete the necessary transfers to generate comfortable air. York VSD industrial chillers are deployed all over the world in facilities. Lubrication-free operation. ?=. When the chiller is running system # 1 IGBT temp could be about 80+ DegC and System # 2 would typically be at about 60 DegC. This heat transfer device relies on the physical state of a refrigerant as it circulates through the chiller system. 220. [C7dwitueesU6`;/uj>Mf3rm7 My[fG!=y_7B. York preventative maintenance kits allow technicians to improve chiller performance. 46 - Sample Printout (Schedule), Page 120: Fig. 18. Repair if any problems are noticed. Limiting/Unloading. MORE SUSTAINABLE. Repair if any problems are noticed. hbbd``b`$zA`l f $M bdxRH`I:f>0 221. The color of the coolant is alarming, I could not imagine the coolant being the older inhibitor on a 2 year old machine. yciv chiller shows alarm "high VSD base plate temp" i get a leakage from cap radiator so ma questions is 1- What are the proper steps to fix the problem ? Check your outside temperature. 3- wt the problem may cuses if i still operate chiller daily after reset it? Dependable Operation With Quick Start. With seismic certification OSP-0045-10, this water-cooled chiller can maintain operation in the event of an earthquake, making it ideal for sensitive applications, like hospitals or data centers. 5. BETTER CONTROL. PDA. Check condenser fans whether they are not operating or running backward. 18. Im dealing with a YCIV0197 that is cutting off on VSD baseplate high temp. The York VSD model employs vapor compression. liquid chillers (150-260 tons). Hello all. 18 - Solid State Starter (Mod B) Screen, Page 46: Fig. 9. hUmO0+$v UE1RZ5m4NJ 1hl3v&o8ak; F;VX Please, provide technical support and help Sincerely, Anatoly. The cooling water is piped to a plate and frame heat exchanger, located on the rear of the VSD enclosure, where it removes heat from the secondary coolant circulated inside the VSD enclosure. 19. 53 - Sample Printout (Adaptive Capacity Control Existing Map Points Report), Fig. 220. When I initially took over this chiller the coolant was a rusty/brownish color. 2 - Refrigerant Flow-Through Chiller, Fig. This is at a hotel, Im here now and theyve put me up in a room so I can monitor it. High oil temperature due to system fault. During peak seasons, a chiller may consume as much as 50% or more of electrical usage. WebYork VSD 351 Pdf User Manuals. High superheat - Measure superheat with gauges and thermocouples and determine the reason behind high discharge temperature. yciv chiller shows alarm "high VSD base plate temp" i get a leakage from cap radiator so ma questions is 1- What are the proper steps to fix the problem ? The AC to DC semi-converter heatsink tem-perature is also monitored using thermistor temperature sensor RT4. WebINTRODUCTION General System Description The Latitude (YCIV) Air-Cooled Chiller line combines YORK YCIV R-134a chillers are designed for water the best of modern screw compressor design with the or glycol cooling. Maintenance kit parts assist with cleaning duties regularly. Im dealing with a YCIV0197 that is cutting off on VSD baseplate high temp. 7. 572 0 obj <>stream 47 - Sample Printout (Sales Order), Page 121: Fig. The Bus Isolator board (031-01624) utilizes three resistors on the board to provide a safe imped- Contact Midwest Parts Center, a source for York HVAC parts and coolant supplies. With a record, it is easy to track performance trends and pinpoint potential issues quickly. WebThe YORK YK Centrifugal Chiller is built to last. 221. chiller York YSIV0840. "wK oGf,YL Coils are dirty - If coils are dirty, clean them immediately. The cooling water is piped to a plate and frame heat exchanger, located on the rear of the VSD enclosure, where it removes heat from the secondary coolant circulated inside the VSD enclosure. 45 - Sample Printout (Setpoints) (15 or 30 min de mand). 45 - Sample Printout (Setpoints) (15 or 30 min de mand). d{THF9^OxJXBI^1bA Jx,1!~fn@qOi`{I# ih @J@ ([-+Ss=v;S"k?Q>/(O n yTYig@r2mOa4iS2P@_(DYbi6];t4s LHU3\[J"g/#EV`:[m_-]*;t4TJ;VR-Fe2jtwE,]KS,! Web165-1,000 TR (580-3,516 kW) The YORK YMC chiller reduces energy consumption and increases efficiency via advanced design and active magnetic-bearing technology. Check the following things that could be caused the issue. Chiller one (2compressor) circuit one is cutting off on the high temp fault. Accessories & Options. WebCookies help us improve your website experience. Replace the ambient sensor if needed. In such cases, VSDs, also known as variable frequency drives (VFDs) or DC Inverters, can cut a chillers annual energy costs by 30 percent or more. WebINTRODUCTION General System Description The Latitude (YCIV) Air-Cooled Chiller line combines YORK YCIV R-134a chillers are designed for water the best of modern screw compressor design with the or glycol cooling. Hence, check and restore the power to the panel. 59 - Schematic Drawing (Yt) Compressor Lubrication System, Page 135: Section 6 Operational Maintenance, Page 136: Fig. Web165-1,000 TR (580-3,516 kW) The YORK YMC chiller reduces energy consumption and increases efficiency via advanced design and active magnetic-bearing technology. Fig 1 - PWM Current Waveform. 49 - Sample Printout (Security Log), Page 123: Fig. Hello all. Anticipating repair issues saves both time and cost for end-users. The color of the coolant is alarming, I could not imagine the coolant being the older inhibitor on a 2 year old machine. No display on the control panel and unit will not run. 8. Chiller YORK YCIV0840 Baseplate. So, inspect and replace if necessary. hbbd```b`` "OHtD2G H0DrE> X)Xv3tA$}i-Fo}0 > 22 - Adaptive Capacity Control Details Screen, Page 78: Fig. I assumed there could be a problem with the WebThe YORK VSD was specifically developed for commercial air conditioning applications. 2- can i use coolant of yk chiller to fill this type ? 11. Examine and fix the SCR or Diode module if it is defective. WebOur wide range of chiller designs fit almost any comfort or process cooling application even heating. Another cause might be a defective ambient sensor. We recently came upon a problem with our VSD cooling circuit as noted by the fault triggeredVSD High Base Plate Temp. Leaving chilled liquid temperature drops faster than the unit can unload. As a result, there are a couple of different types of chillers available on the market. Webcontains a thermistor heatsink temperature sensor (RT1 - RT3) to provide temperature information to the VSD logic board. Single Point Circuit Breaker. York Preventative Maintenance Kits. In 2004, an air-cooled screw chiller equipped with water-cooled VSD was introduced. Please, provide technical support and help. WebThe VSD requires a 10 gpm (0.63 l/s) supply of cooling water conforming to the temperature criteria in the Application Data Form 160.05-AD1. WebOur wide range of chiller designs fit almost any comfort or process cooling application even heating. Facilities require York VSD industrial Coolant as a replacement item. Drained glycol, and replaced with new. The Bus Isolator board (031-01624) utilizes three resistors on the board to provide a safe imped- We recently came upon a problem with our VSD cooling circuit as noted by the fault triggeredVSD High Base Plate Temp. Copyright 2023 PartsAPS - HVACR Parts. BETTER CONTROL. Either the SCR diode module or SCR trigger board might be defective and caused low DC bus voltage. Note that passwords are case-sensitive. hb```@2A2,L'U&y2l&WW(d8@9G EVz~y| 1AA$(Q `Z4:H0H3}H;0p6BY ;` Table 10 - VSD Baseplate Temperature Load. Hello all. The system extracts heat from water and heat from a compressor. Chillers are an ideal choice for commercial and industrial cooling. Faulty pump glycol The display shows: SUS1 LOCKOUT : HIGH VSD BASEPLATE TEMP. The York VSD industrial Coolant is a component used to improve chiller performance. Smart Connected Chiller technology provides enhanced responsiveness and at-hand expertise. Fig 1 - PWM Current Waveform. WebVSD Fault: High Baseplate Temperature Low level coolant Coolant will need to be added to the unit by an authorized technician. Hence, you need to check these components and repair them to fix the problem quickly. Maintaining a log of operational conditions is highly recommended. Fig 2 - PWM Voltage Waveform. YORK chillers use environmentally responsible refrigerants. The York VSD model employs vapor compression. RULES for AOP - Owner Assistance and Contractors, Energy Efficiency and Building Performance Discussion NEW, Carnak Zone/Locked Areas - For Professional Member Only, How To Become a Pro and Rules For Pro Members, Pro Forum: Refrigerants and EPA regulations **NEW, Pro Forum: Residential Refrigeration and Appliances **NEW, Pro Forum: Equipment Recalls and Bulletins **NEW, Pro's Forum: Building Science Discussions, Educational Forums - Open for all in the industry, Welcome to HVAC-Talk's Educational Forums, How to Submit Links, Articles and Quiz Questions, Frequently Asked Questions About Submissions, Physics, Thermodynamics, Fluid Flow and Combustion, Educational, Training & Reference Information, Manufacturer's Technical Information Links, Electrical Theory, Circuits and Electronics, HVACR Equipment, Components & Accessories, Accessories Humidifiers, Air Cleaners, HRUs, Fans, Filters, etc. Low coolant level: If you observed that the coolant level is low, then you need to add coolant to the system. Low leaving chilled liquid - Chiller fault. The color of the coolant is alarming, I could not imagine the coolant being the older inhibitor on a 2 year old machine. Air-Conditioning and ventilation systems are also crucial for clean air requirements. Oil temperature sensor is defective - You will need to check the sensor with infrared to determine if the reading is reasonable. Limiting/Unloading. Facilities prefer to deploy chillers that are easy to use, efficient, and require little maintenance. Wish I knew about the cleaning procedure because the 5gal jugs are $1400. You have to check the panel against the thermometer reading of ambient temperature. %%EOF The AC to DC semi-converter heatsink tem-perature is also monitored using thermistor temperature sensor RT4. >SbWV%dmk{_^TDK5Bv:>N;L/`0IYZ+M:N$li.c+{?((E_?;Lwo!wu,7uj;bxn`nna}'a9,tsSA{GM6+\G$cpP5sa.h"MQcYnrUom.4#!GvuK0c&.f}[ *gE4g9 f*lKt^!$ROB~4@2,H$vw%]Ag7)ni.]eG+EVLJF"n575>C,K[g~_v 5f York Replacement Parts for your Chiller - Buy Today! 165-1000 tons WebThe VSD requires a 10 gpm (0.63 l/s) supply of cooling water conforming to the temperature criteria in the Application Data Form 160.05-AD1. 18 - Solid State Starter (Mod B) Screen, FIG. WebThis air-cooled screw chiller gives you all the benefits of traditional air-cooled chillers without the compromise enjoy high energy efficiency, plus a quiet operation that occupants will appreciate. tUo;KSsoXvDpA?ws&v~$ " ?Nk Nn If so, you need to remove the charge and check for subcooling. 13 - Pre-Rotation Vanes Calibration Screen, Fig. chiller York YSIV0840. Check chilled water sensor for intermittent operation. Vsd Frequency. Ree}1^/#Xq$ssDoP[?U/fI1C{lt`Xcv \{j)cV If you get high motor temperature input from one of the sensors, here are possible causes. York manufactures chillers used in commercial and industrial settings. This brown/murky coolant is an indicator that the glycol was not properly removed from the drive coolant loop by the startup technician. e/v high efficiency and s/p standard efficiency (310 pages), Magnetic bearing centrifugal chiller with optiview control center (170 pages), Manual will be automatically added to "My Manuals", Section 1 Description of System and Fundamentals of Operation, Fig. 2- can i use coolant of yk chiller to fill this type ? PDA. With seismic certification OSP-0045-10, this water-cooled chiller can maintain operation in the event of an earthquake, making it ideal for sensitive applications, like hospitals or data centers. VSD Fault: High baseplate temperature. Because technology has increased, technicians can deliver service on demand. 19 - Variable Speed Drive Screen, Page 50: Fig. WebYork VSD 351 Pdf User Manuals. Post photos, respond to polls and access other special features. Coolant was dirty yellow/brown color. Efficient chiller performance is crucial because it saves on costs. Know the possible causes and actions to fix this problem. Should the glycol be completely removed before startup? WebUS Air Conditioning Distributors Southern California Engineering Single Point Circuit Breaker. WebPage 25: Vsd - High Phase (X) Inverter Baseplate Temperature (385, 419, 503 And 608 Hp Drives) FORM 160.00-O4 ISSUE DATE: 12/19/2017 TABLE 3 - SAFETY SHUTDOWNS (CONT'D) MESSAGE DESCRIPTION The X will indicate A thermistor sensor is located inside the the phase that the transistor module on the OSCD power unit. Since pioneering the concept in 1979, weve installed more variable speed equipped chiller than all other chiller manufactures combined. 45 - Sample Printout (Setpoints) (15 or 30 min de mand). Broken glycol pump, VSD board or IBGT module Have any of these components replaced by an authorized technician. Accessories & Options. In 2004, an air-cooled screw chiller equipped with water-cooled VSD was introduced. Components Coils, Heaters, Motors, etc. York chiller troubleshooting guide helped you more to solve the problem easily. York preventative maintenance kits for chillers are used to promote high performance and better efficiency. 63 - Evacuation Of Chiller, Page 149: Fig. endstream endobj startxref Because facilities are aware of the impact of high energy consumption, they maintain York VSD industrial Coolant for chillers. endstream endobj startxref These are used in extensive facilities because the demand for cool air is excellent. r-410a 60hz If you are looking for York chiller troubleshooting, get the solutions for common problems. Nowadays, Chillers have become an essential component in HVAC systems for commercial spaces such as restaurants, hospitals, hotels, industrial & manufacturing plants and so on. 62 - Charging Oil Reservoir With Oil, Page 145: Fig. Please, provide technical support and help. Drained glycol, and replaced with new. MORE SUSTAINABLE. Fig 2 - PWM Voltage Waveform. 541 0 obj <> endobj Chillers are air-cooled or water-cooled. 0 Chillers provide cool air through a process of heat exchange. If you have any other York chiller problems, refer to the manual. 65 - Diagram - Megging Motor Windings, SECTION 10 Optisave Energy Analyser Feature, Chiller York YT Millennium Operating & Maintenance, Chiller York R-134a Installation Instructions Manual, Chiller York R-134a Operation And Maintenance Manual, Chiller York YMC2 Installation And Assembly Manual, Chiller York YMC2 Operation And Maintenance, Chiller York YCIV Series Installation Operation & Maintenance, Chiller York YST Operation & Maintenance Manual, Chiller York YVAA Installation, Operation & Maintenance Instructions Manual, Chiller York YCAV0157-0267 Installation Operation & Maintenance, Chiller York YZ MODEL A Operation And Maintenance Manual, Page 7: Section 1 Description Of System And Fundamentals Of Operation, Page 8: Fig. replacement cost of IGBT in Dubai is 25000 AED(6,800USD). Even if the temperatures outside the building walls fluctuate, HVAC units maintain comfortable airflow levels indoors. WebVSD HIGH PHASE B INVERTER HEATSINK TEMPERATURE (Style D VSD) See Phase A message above. The Bus Isolator board (031-01624) utilizes three resistors on the board to provide a safe imped- Please enter the name by which you would like to log-in and be known on this site. endstream endobj 546 0 obj <>stream 42 - Custom View Setup Screen, Page 99: Solid State Starter Cycling Shutdown Messages, Page 110: Fig. Because the cooling systems face heavy demands in large buildings, facility managers look to save when possible. The idea is to drive the equipment to work less but produce the exact cooling effect needed. I assumed there could be a problem with the Wide operating range to meet the needs of various applications. Variable Speed Drive (VSD) 18. Chiller maintenance with York preventative maintenance kits allows commercial and industrial facilities to reduce energy consumption. I checked the IOM from the downloaded version but i couldn't find any info about the coolant change intervals. Low leaving chilled liquid - Chiller fault. If coils are dirty, they need to be cleaned with a clean cloth. 9 - Refrigerant Level Control Screen, Fig. Note that passwords are case-sensitive. 06-06-2015, 06:08 AM #2. Residue inhibits the ability of features to aid in the transfer of heat. High oil temperature due to system fault. For this: Chilled water sensor could be defective. 44 - Sample Printout (Status), Page 119: Fig. 21 - Variable Speed Drive Details Screen (Vsd With Part Number 371-02767-Xxx (60 Hz) Or 371-03700-Xxx (50 Hz)), Page 52: Fig. VerticalScope Inc. All Rights Reserved. Post photos, respond to polls and access other special features. Ambient temperature is greater than the maximum operating range. The display shows: SUS1 LOCKOUT : HIGH VSD BASEPLATE TEMP. 54 - Operation Sequence & Timing Diagram (Electro-Mechanical & Solid State Starter Applications), Fig. Discharge transducer is defective - There could be a defective discharge transducer in your system. 16 - Electro-Mechanical Starter Screen, Fig. 13 - Pre-Rotation Vanes Calibration Screen, Page 41: Fig. York YVAA Chiller vsd Heat exchanger and Base Plate. 6. There are two types of chillers that are used in facilities: air-cooled and water-cooled chillers. 4. York preventative maintenance kits, however, are a requirement. c Aj :4X 5*fjlbQ@E=`;!B /J1H8NMg310s6EnO/:291061F0 YORK chillers use environmentally responsible refrigerants. Faulty pump glycol. If so, it needs to get replaced. Fig 1 - PWM Current Waveform. 220. Chiller YORK YCIV0840 Baseplate. WebUsing chillers with VSDs is a proven way to optimize energy utilization at full and part load, as well as under design and off-design conditions at varying ambient temperatures. VSD Fault: High baseplate temperature. York chiller works as the heart of any HVAC system. York VSD industrial coolant is an additive for chillers. Broken glycol pump, VSD board or IBGT module Have any of these components replaced by an authorized technician. HVs8~_O7Xo[iha7qN3o%uf"J[}A`ulPx_'T0J)\#ep:c T$P(#FC(; $RrD'kktv*9#.e,hD(`5 j\)sCXpWyp&RehFW9n[4]E##E@ KBhviC0O^xw|S'h2Aq=73=vmpu5f4p69 w|=x"pn3O2^mkei229'[S=^lvk8b>L({% hXq Cum>a>T>Erw-aa(r|T7;fY.-,yn9BqjVZ Faulty pump glycol The display shows: SUS1 LOCKOUT : HIGH VSD BASEPLATE TEMP. 19. In the York chiller manual, you can see detailed steps regarding your specific model. You can see some her contributions at PartsXP.com, PartsFPS.com, PartsIPS.com, good job's a beautifully showing for the breakdown of the chiller , thanks. Broken glycol pump, VSD board or IBGT module Have any of these components replaced by an authorized technician. When I initially took over this chiller the coolant was a rusty/brownish color. 0 19. Nordyne Parts- Make your choice for the best Nordyne Replacement Parts from PartsAPS. 4- how can i get the coolant away from York wiz low price ? Chiller fault - High ambient temperature. The AC to DC semi-converter heatsink tem-perature is also monitored using thermistor temperature sensor RT4. Haritha is a Content Writer at PartsAPS. WebVSD HIGH PHASE B INVERTER BASE-PLATE TEMPERATURE (VSD part number 371-03789-xxx (503HP 60Hz; 419HP 50Hz (Flash Memory Card version C.MLM.02.04.xxx and later) The chiller has shutdown because the baseplate Check the operation of the fan. Commercial facilities prefer the chiller model because they require less maintenance than other models, are energy efficient, and offer quality cooling. 105 0 obj <>/Filter/FlateDecode/ID[<03145C835C9FDA9A867BB52490E3DCDE><6B0590C16CC1014FB7DE74725554FB7B>]/Index[95 47]/Info 94 0 R/Length 71/Prev 750582/Root 96 0 R/Size 142/Type/XRef/W[1 2 1]>>stream If the ambient temperature is less than the programmed operating limit, verify the programmed output. With seismic certification OSP-0045-10, this water-cooled chiller can maintain operation in the event of an earthquake, making it ideal for sensitive applications, like hospitals or data centers. Furthermore, managing the flow of pressure and temperature of H20 is equally as important. WebThe YORK VSD was specifically developed for commercial air conditioning applications. Chiller fault - High ambient temperature. 16 - Electro-Mechanical Starter Screen, Page 42: Fig. 141 0 obj <>stream Glycol pump is defective: If this pump is defective, simply replace it to get normal operation. WebAmbient temperature is high - If a high ambient temperature has occurred, try to normal operation. Its strange that both systems are different when they are on the same loop. Page 110: Fig. 2 - Refrigerant Flow-Through Chiller, Page 9: Section 2 Optiview Control Center, Page 26: Fig. Single Point Circuit Breaker. Limiting/Unloading. Internal ambient temp is 30 to 35 DegC. Sincerely, Anatoly. Refrigerant charge is low - Check subcooling . Since then the VSD cool side was flushed with distilled water and refilled accordingly. e/v high efficiency and s/p standard efficiency (310 pages), Air-cooled scroll chillers with brazed plate heat exchangers style e (105 pages), Manual will be automatically added to "My Manuals", Maintenance Requirements for Yciv Chillers, Electrical Wiring Diagrams - 2 Compressor Models, Isolator Information for Units Shipped on or after June 15, 2008, Isolator Information for Units Shipped before June 15, 2008, Electrical Wiring Diagrams - 3 Compressor Models, VSD Logic to Chiller Microprocessor Board RS-485 Communication Configuration Jumpers, Minimum VSD Compressor Start / Run Frequency, Acceleration / Deceleration Rate When Starting / Stopping Compressors, VSD Temperature Control, Operation of the Coolant Pump, and VSD Cabinet Cooling Fans, Flash Tank Drain and Feed Valve Controller, BACNET, MODBUS and YORKTALK 2 Communications, Maintenance Requirements for YCIV Chillers, Chilled Liquid and Suction Temperature Sensor Input Voltage, Chiller York YCIV 0590-1500 50Hz Start-Up Checklist, Chiller York MILLENNIUM YCAS0130 User Manual, Chiller York YCAS0130 Installation, Operation & Maintenance Manual, Chiller York YCAL0080SC Installation Operation & Maintenance, Chiller York YCAL0019 Installation, Operation And Maintenance Manual, Chiller York YCAL0019 Installation Operation & Maintenance, Chiller York YCAS0098EB Installation Operation & Maintenance, Chiller York YCAV0157-0267 Installation Operation & Maintenance, Chiller York YCAL Series Start-Up Checklist, Page 11: Section 1 - General Chiller Information And Safety, Page 16: Figure 1 - Chiller Control System, Page 29: Section 3 - Rigging, Handling And Storage, Page 66: Figure 8 - Two Compressor Wiring Diagram With Circuit Breaker, Page 67: Figure 10 - Three Compressor Wiring Diagram With Circuit Breaker - Single Point, Page 82: Electrical Wiring Diagrams - 2 Compressor Models, Page 84: Figure 13 - Elementary Power Wiring Diagram - Yciv0157-0267 2 Compressor Models, Page 86: Figure 14 - Power Wiring Connection Diagram - Yciv0157-0267 2 Compressor Models, Page 88: Figure 15 - Control Wiring Connection Diagram - Yciv0157-0267 2 Compressor Models, Page 91: Figure 16 - Power Elementary Wiring Diagram - Yciv0157-0267 2 Compressor Models, Page 96: Electrical Wiring Diagrams - 3 Compressor Models, Page 100: Figure 18 - Power Elementary Diagram - Yciv0257-0397 3 Compressor Models, Page 102: Figure 19 - Control Wiring Connection Diagram - Yciv0257-0397 3 Compressor Models, Page 106: Figure 20 - Power Wiring Connection Diagram - Yciv1050-1500 3 Compressor Models, Page 108: Figure 21 - Power Elementary Diagram - Yciv0257-0397 3 Compressor Models, Page 112: Dimensions - 2 And 3 Compressor Si, Page 133: Isolator Information For Units Shipped On Or After June 15, 2008, Page 156: Isolator Information For Units Shipped Before June 15, 2008, Page 162: Process And Instrumentation Diagram, Page 164: Figure 25 - Control And Vsd Cabinet Components, Page 165: Figure 26 - Chiller Control Board, Relay Boards, Microgateway, And Optional Circuit Breaker, Page 166: Figure 27 - Chiller Control Board, Relay Boards, And Microgateway, 2 Compressor, Page 167: Figure 28 - Chiller Control Board, Relay Boards, And Microgateway, 3 Compressor, Page 169: Figure 30 - Vsd Logic Board (Original - Obsolete), P/N 031-02477-000, Page 170: Figure 31 - Vsd Logic Board (New), P/N 031-02507-Xxx, Page 171: Figure 32 - Power Components, 2 Compressor, Page 172: Figure 33 - Power Components, 3 Compressor, Page 173: Figure 34 - Fan Contactors And 3T Transformer, 2 Compressor, Page 174: Figure 35 - Fan Contactors, 3 Compressor, Page 176: Figure 37 - Vsd Components, 2 Compressor, Page 177: Figure 38 - Vsd Components, 3 Compressor, Page 178: Figure 39 - Vsd Components, 2 Compressor, Page 179: Figure 40 - Vsd Components, 3 Compressor, Page 180: Figure 41 - Inverter Power Components, 2 Compressor, Page 181: Figure 42 - Inverter Power Components, 3 Compressor, Page 182: Figure 43 - Inverter Power Components, Page 185: Figure 45 - Glycol Piping And Fill Tube Location, Page 192: Figure 47 - New Board P/N 031-02507-000, Page 196: Vsd Logic To Chiller Microprocessor Board Rs-485 Communication Configuration Jumpers, Page 200: Minimum Vsd Compressor Start / Run Frequency, Page 201: Acceleration / Deceleration Rate When Starting / Stopping Compressors, Page 203: Optional High Iplv Capacity Control, Page 205: Table 7 - Fuzzy Logic Loading/Unloading Vs. Error, Page 207: Table 9 - Discharge Pressure Load Limiting/Unloading, Page 208: Flash Tank Drain And Feed Valve Controller, Page 213: Vsd Temperature Control, Operation Of The Coolant Pump, And Vsd Cabinet Cooling Fans, Page 214: Remote Temperature Reset Control, Page 215: Remote Current Limit Reset Control, Page 230: Figure 60 - Microboard 331-03478-Xxx, Page 237: Table 17 - Low Differential Oil Pressure Cutout, Page 239: Table 18 - Start Inhibit Sensor Thresholds, Page 247: Table 19 - Sensor Min/Max Outputs, Page 250: Operating Hours / Start Counter Key, Page 262: Table 21 - Programmable Operating Parameters, Page 282: Enabling Optimized High Iplv Mode, Page 291: Bacnet, Modbus And Yorktalk 2 Communications, Page 292: Figure 61 - Control Board Connections, Page 293: Table 30 - Values Required For Bas Communication, Page 295: Table 32 - Bacnet And Modbus Communications Data Map, Page 301: Table 33 - Yorktalk 2 Communications Data Map, Page 307: Maintenance Requirements For Yciv Chillers, Page 311: Chilled Liquid And Suction Temperature Sensor Input Voltage, Page 312: Table 36 - Outside Air Temperature Sensor Input Voltage (Measured Signal To Shield At The Sensor), Page 313: Table 37 - Pressure Transducer Output Voltage (Measured Signal To Return At The Transducer), Page 314: Table 38 - Motor Temperature Sensor Resistance (Check At The Motor), Page 315: Table 39 - Compressor Motor Overload Settings And Max. 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