York YMAE Installation Manual
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York YMAE Installation Manual

York YMAE Installation Manual

Air-cooled inverter scroll chiller and heat pump, 35 ton to 140 ton, 60 hz, r-454b
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YMAE Air-Cooled Inverter Scroll Chiller
and Heat Pump
35 ton to 140 ton, 60 Hz, R-454B
Installation Guide
Issue Date: 2023-12-15
035-27485-000
Form Number: 150.89-ICOM1 (1223)
New Release

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Summary of Contents for York YMAE

  • Page 1 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump 35 ton to 140 ton, 60 Hz, R-454B 035-27485-000 Installation Guide Form Number: 150.89-ICOM1 (1223) Issue Date: 2023-12-15 New Release...
  • Page 2 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 3: Table Of Contents

    YMAE units with R-454B refrigerant......................16 Product description............................17 Introduction............................17 General system description........................17 Compressors...............................17 Refrigerant circuits.............................17 Heat exchanger............................18 Ambient coils.............................. 18 SPC, control panel, and HMI........................19 SC-equip (SC-EQ)............................19 Canadian registration number (CRN) application..................19 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 4 Connection types and sizes........................54 Installing the neoprene isolators.......................55 Installing the 1 in. deflection spring isolators..................56 Installing the 2 in. deflection spring isolators..................57 R-454B pipework..........................58 Water treatment............................58 Electrical connection........................... 60 Power wiring............................... 60 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 5 Setting the date and time........................109 Setting a schedule............................109 Setting a holiday............................109 Setting the water temperature control using return (RT) or leaving (LT).........109 Setting the cooling and heating setpoints....................109 Setting the low temperature leaving alarm..................110 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 6 Maintenance..............................111 General requirements........................111 Daily maintenance..........................111 Pressure relief valves........................112 Overall unit inspection........................112 Heat exchanger in-service inspection..................... 112 Maintenance alerts..........................112 Scheduled maintanence........................113 Service and troubleshooting........................114 Decommissioning, dismantling, and disposal..................118 General..............................118 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 7: General Safety Guidelines

    Identifies a hazard which could lead to damage to the machine, damage to other equipment and environmental pollution if correct care is not taken or instructions and are not followed. Note: Highlights additional information useful to the technician in completing the work being performed correctly. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 8: Changeability Of This Document

    It is the responsibility of any service technician or operator to adhere to these requirements. See 160.00-AD10 for greater details regarding the application and use of A2L refrigerants. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 9: Conditioned Based Maintenance

    Traditional chiller maintenance is based upon assumed and generalized conditions. In lieu of the traditional maintenance program, a Johnson Controls YORK Conditioned Based Maintenance (CBM) program can be substituted. This CBM service plan is built around the specific needs for the chiller, operating conditions, and annualized impact realized by the chiller.

  • Page 10: General Chiller Information And Safety

    Johnson Controls representative. Introduction YORK YMAE heat pumps are manufactured to the highest design and construction standards to ensure high performance, reliability, and adaptability to all types of air conditioning installations. The unit provides chilled water, hot water, or glycol solutions for air conditioning applications and industrial processes using central station air handling or terminal units.

  • Page 11: Handling

    These units are shipped as completely assembled units containing full operating charge. Take care to avoid damage due to rough handling. Safety standards YMAE units are designed and manufactured within an ISO9002 accredited organization and comply with the applicable sections of the following Standards and Codes: •...

  • Page 12: Responsibility For Safety

    Some of the visible components, like the discharge pipe and driver heat sink, may work under high temperatures and radiate high-heat flux. Pay special attention while getting close to the unit. Do not touch the unit during normal operation. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 13: Rotating Parts

    To obtain the Manufacturer Safety Data Sheets (MSDS) information, call (800) 451-8346 in the US or email SDS@verisk3e.com. Provide the product name, manufacturer, part number, and the specific language required. For additional safety information, refer to https://my.jci.com/sites/BE/NASafety YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 14: Generator Operation

    10 s delay. This same delay is required when switching power back from generator power to utility power, unless using a synchronized transfer system. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 15: Safety Labels

    A2L refrigerant due in part to its designation as mildly flammable. Correct precautions are required when handling A2L refrigerants. Furthermore, ensure that all local building and safety codes, including and not limited to ASHRAE 15, are reviewed and followed. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 16: Ymae Units With R-454B Refrigerant

    When an equipment standard provides guidance for charge limitations, the equipment standard overrules charge limitations in the general safety standard. The pressure relief valves fitted to YMAE units with R-454B refrigerant are individually approved in accordance with existing standards under ASME from the manufacturer. National and local standards may apply regards relief valves and refrigerant release into the environment.

  • Page 17: Product Description

    General system description Compressors YMAE is a direct current (DC) inverter scroll compressors that is driven directly by an external driver. An acoustic blanket comes as standard on compressors to improve sound levels. Compressor crankcase heaters are included for extra protection against liquid migration. The inverter scroll compressors is UL certified.

  • Page 18: Heat Exchanger

    VSD. All blades are statically and dynamically balanced for vibration-free operation. The fan grilles are constructed of heavy-gauge, rust-resistant, coated steel. EC motors: The fans are directly driven by electrical commutation (EC) motors. Fan speed is controlled through Modbus® communication. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 19: Spc, Control Panel, And Hmi

    Canadian registration number (CRN) application YMAE BPHE are categorized as pressure H fittings per CSA-B51. According to the Canadian Standards Association’s Boiler, Pressure Vessel, and Pressure Piping Code B-51 (2009 version), a product registered as a category H fitting does not require a label or marking displaying the CRN.

  • Page 20: Accessories And Options

    The second pump is for standby use only. Corrosion-resistant unit wire and panel enclosures are also available for the hydro kit. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 21: Enclosure Panels

    EEV, significantly reducing the pressure causing the cooling effect to occur in the BPHE before returning to compressor through the accumulator starting the refrigerant cycle over. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 22: Two-Pipe Heating Mode

    Callout Component Fan coil Receiver Economizer PHE Compressor EVI EEV Four-way valve Main EEV Accumulator BHPE – – Note: This figure is for reference only. It does not reflect the actual PID. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 23: Four-Pipe Cooling Mode

    EEV, significantly reducing the pressure for the air source coils to absorb heat from the ambient air before returning to compressor through the accumulator starting the refrigerant cycle over. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 24 Figure 2: Four-pipe refrigeration system diagram Callout Component Callout Component Fan coil Main EEV Heating BHPE Receiver Cooling BHPE Compressor Four-way valve Economizer PHE Accumulator EVI EEV – – YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 25: Defrost Mode

    It is possible to include a drain under each unit to collect condensate water and move it away from the working area surrounding the unit. Figure 3: Ambient heat exchanger YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 26: Four-Pipe Simultaneous Cooling And Heat Recovery

    Figure 4: Simultaneous heating and cooling Control logic auto-balances cooling and heating within the YMAE four-pipe chiller allowing independent and dynamic control of both hot and chilled water temperatures. Auto-balance logic also maximizes the utilization of cooling with heat recovery to improve energy efficiency.

  • Page 27: Component Location Diagrams

    Component location diagrams Figure 5: 0035 component locations Figure 6: 0070 component locations YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 28 Description Callout Description Unit one Hot water heat-exchanger Unit two Control circuits transformer Fans Ventilation fan Control panel Pressure relief Accumulator Compressor Chilled water heat-exchanger Receiver SPC box Ambient coil – – YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 29 Figure 9: Pump kit 0035SS Figure 10: Pump kit 0035DS Callout Description Callout Description Air purger Shutoff valves Strainer Connection to unit VSD pump Drainage valves YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 30 Figure 11: Pump kit 0035SP Figure 12: Pump kit 0035DP Callout Description Callout Description Air purger Shutoff valves VSD Pump Strainer Drainage valves Connection to unit YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 31 Figure 13: Pump kit 0070S Figure 14: Pump kit 0070D Callout Description Callout Description Air purger Shutoff valves Strainer Connection to unit VSD Pump Drainage valves YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 32 Figure 15: Pump kit 0105S Figure 16: Pump kit 0105D Callout Description Callout Description Air purger Shutoff valves Strainer Connection to unit VSD Pump Drainage valves YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 33 Figure 17: Internal hydronic kit, two pipe single module Callout Description Callout Description Internal hydronic kit Protective plate Two-pipe single module – – Note: You must remove the protective plate before commissioning. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 34: R-454B Components

    The unit shuts down, with the exception of the ventilation fans if the concentration reaches 50% of LFL. The leakage sensor is a non-dispersive infrared (NDIR) sensor. The sensor is calibration-free and designed for a lifespan of 15 years. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 35: Rigging, Handling, And Storage

    Failure to follow these instructions could result in death, serious injury or equipment damage. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 36: Lifting Weights

    Refer to the unit nameplate for unit shipping weight. Note that the weight and center of gravity may vary slightly depending on unit configuration at the time of lifting. Figure 20: Unit lifting Callout Description Callout Description Requires protective pads Lifting ropes YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 37 169.29 242.13 242.13 Y Distance 0.00 47.20 0.00 47.20 1.54 86.65 1.54 86.65 1.54 86.65 1.54 86.65 Note: Coordinates are measured from the geometric center of the unit, excluding the hydro kit. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 38 Table 5: Unit lifting locations, 0035PJP, two-pipe combined with pump kit Location coordinates (X, Y) X Distance 2,017 2,017 3,337 3,337 Y Distance 1,199 1,199 1,199 X Distance 8.78 8.78 79.41 79.41 131.36 131.36 Y Distance 0.00 47.20 0.00 47.20 0.00 47.20 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 39 Y Distance 10.02 36.22 10.02 36.22 Pump kit 0105SS, Pump kit 0105DS X Distance 1,635 1,635 Y Distance 1,403 1,403 X Distance 16.28 16.28 64.35 64.35 Y Distance 0.00 55.24 0.00 55.24 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 40: Delivery And Storage

    If there is any evident damage, note the damage on the carrier’s freight bill and enter a claim in accordance with the instructions given on the advice note. Report any major damage immediately to your local Johnson Controls representative. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 41: Moving The Unit

    Slowly place tension on the straps until the unit begins to move and then slowly pull the unit out from the container. Pull straight so the sides do not scrape the container. See the following figure: YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 42 Gently rest the unit on the blocks and remove the strap and lift truck. 10. Attach lifting rigging from the crane and slowly complete the removal from the container, then lift up and away. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 43: Lifting The Unit

    The lugs are not included with the unit. Do not use the dragging plates as lifting lugs when lifting the units. Refer to the lifting instructions on each unit before you lift units. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 44 Callout Component Rigging holes Dragging rope Forking slots Note: Rigging holes are located at the four-corner of the unit. The rigging-hole and forking-slot can be used when dragging the unit from container. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 45: Moving The Unit By Crane

    Moving the unit by crane Johnson Controls suggests moving the units using a crane for transit transfer. For 0070, 0105, and 0140 models, do not use a forklift truck. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 46: Installation

    Installation To ensure warranty coverage, this equipment must be commissioned and serviced by an authorized YORK service engineer. Installation must comply with all applicable local codes. DANGER The control and power panels can deliver lethal voltages. Before servicing, open and tag all disconnect switches.

  • Page 47: Corrosion Locations

    Figure 33 for the minimum necessary clearances. Where accumulation of snow is likely, ensure there is additional height clearance under the unit to ensure normal airflow to the unit. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 48 Figure 33: Location clearances, top view Figure 34: Location clearances, side view YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 49 Minimum 20 in. (510 mm) Minimum 36 in. (914 mm) clearance, piping side clearance, panel door side Minimum 25.6 in. (650 mm) Minimum 25.6 in. (650 mm) clearance, HMI side clearance, service airflow YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 50 Minimum 48 in. (1,220 mm) clearance, piping side clearance, if panels are face-to- face Minimum 25.6 in. (650 mm) Minimum 25.6 in. (650 mm) clearance, HMI side clearance, service airflow Panel door side – – YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 51 Figure 38: Modular connections diagram for two-pipe modules YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 52 Figure 39: Modular connections diagram for four-pipe modules YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 53 A minimum space of 48 in. (1,220 mm) for R-454B units must be reserved for field wiring, commissioning and maintenance in case of control panel face to face installation. • Refer to the single module and modular array drawings for detailed dimensions. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 54: Installation Of Vibration Isolators

    Connection types and sizes Standard pipework connections are Victaulic-groove type. For connection sizes for each models see Table 10 Table YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 55: Installing The Neoprene Isolators

    Tighten the fixing bolt and ensure the verticality of the isolators. Tighten the bolts at the base of the isolator. Figure 40: Neoprene isolator Callout Description Code Washer Fixing bolt Unit Ensure the base of the unit covers the surface of AVM YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 56: Installing The 1 In. Deflection Spring Isolators

    Fine adjust isolators to level the equipment. Fasten the M20 thin nut and fixing bolt. Figure 41: 1 in. deflection spring isolator Callout Description Callout Description Load label Unit Fixing bolt Bolt Washer M20 nut Adjusting Bolt – – YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 57: Installing The 2 In. Deflection Spring Isolators

    Fine adjust isolators to level the equipment. Fasten the M20 thin nut and fixing bolt. Figure 42: 2 in. deflection spring isolator Callout Description Callout Description Load label Adjusting bolt Fixing bolt Unit Washer Bolt YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 58: R-454B Pipework

    D = minimum pipe internal diameter (cm) L = length of pipe (m) If relief pipework is common to more than one valve, its cross sectional area must be at least the total required by each individual valve. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 59 Do not mix high-pressure and low-pressure relief valves on a common pipe. Take precautions to ensure that the exit of relief valves and vent piping remain clear of obstructions at all times. Figure 43: PRV exhausting piping connection YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 60: Electrical Connection

    Connect the 3-phase supply to the circuit breaker in the power panel. Connect the earth wire to the main protective earth terminal located in the power panel. The PE is printed on the steel metal by steel seal. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 61: Control Wiring

    (EPH14) is only for 0035PJP models,which is combined with the hydro kit. This can also be reserved for customers who need to install a heater on the outlet pipe of the cold-water hydro kit. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 62 SC-EQ communication board The SC-EQ communication board can provide a BACnet communication port for BAS connectivity. Refer to SC-EQ Communication Card, Form 450.50-N1 and YMAE Quick Start Guide, Form 150.89-QSG for more information. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 63: Modular Communications

    • For any discrepancy on site, such as capacitance decreases, refer to UL standards and requirements by cable manufacturers. • Only use copper conductors for the power supply cable. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 64 1A/115V. • Connections of the modular communication for 0070, 0105, and 0140 models are completed in the factory. Modular communication connections for other multi-module applications are completed in the field. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 65 Figure 47: Pump control and water valve connections Note: The customer must wired these connections. Figure 48: Emergency stop switch and pipe heater of hydro kit connections Note: The customer must wired these connections. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 66 0070, 0105, and 0140. • For other multi-module combination applications, you need to set the ID addresses in the field. • Connect the HMI to the leader module. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 67 The maximum distance is calculated using the cable diameters shown in this table. For longer lengths, and for cables laying with other cables, re-calculate the minimum cable diameter to a higher value to allow for any electromagnetic or harmonic effects. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 68 Any accessories to adapt allowable cable connections can be sourced at electrical suppliers. The number of options are too numerous to list in this document. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 70 Figure 52: Electrical schematic 2 LD33060 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 71 Figure 53: Electrical schematic 3 LD33061 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 72: Commissioning

    Supply voltage: Verify that the site voltage supply corresponds to the unit requirements and is within the limits given in Electrical data. The phase imbalance must be less than 2% of the average voltage. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 73: Preparing With The Power On

    Start or stop schedule: Program the daily and holiday start/stop. See Setting a schedule Setting a holiday. Setpoints: Set the required leaving chilled or hot liquid temperature setpoint and control range. Setting the cooling and heating setpoints. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 74: First Time Start-Up

    R-454B and charged with Nitrogen instead, the following items are necessary to complete an onsite refrigerant charge: • Nitrogen chart • Leak detector • ATEX vacuum pump • ATEX ventilation fan • Antistatic gloves • Warning sign to indicate no ignition sources in the area YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 75: Vacuuming Procedure

    1 h. Figure 54: Vacuuming procedure Manifold valve for vacuuming Vacuuming pump Refrigerant tank for R-454B Connection to the unit YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 76: Confirming A Vacuum

    In the case of pressure increasing significantly, it can indicate that there may be a leakage somewhere in the system. Complete an air tightness check and the vacuum drying process again after fixing the leakage. Figure 55: Vacuuming and leave time YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 77: Refrigerant Charging For R-454B

    Checks for refrigerant leakage must be performed steadily. The refrigerant used in this unit is flammable, non-toxic, and odorless. Ensure air ventilation to avoid potential refrigerant accumulation risk. Any ignition sources are strictly prohibited during vacuuming, refrigerant charging, and commissioning. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 78 Technical data for more information. Figure 56: Charging R-454B Callout Component Callout Component Manifold valve specialized for Scale R-454B Refrigerant tank with siphon Hose for charge specialized for pipe, specialized for R-454B R-454B YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 79: Technical Data

    = 0.1303*x^2 + 0.614*x - 2.0427 0140 y = 0.0733*x^2 + 0.4605*x - 2.0427 Note: The pressure drop curve is based on using water. If you need other liquid data, contact your Johnson Controls representative. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 80: Operational Limitations

    For glycol system applications, if the flow rate for 0035, 0070, 0105, and 0140 models is potentially less than 57 gpm (216 Lpm), 114 gpm (431 Lpm), 171 gpm (647 Lpm), and 228 gpm (863 Lpm), respectively, select the optional low-flow type flow switch. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 81: Operating And Storage Conditions

    Ambient temperature, heating mode: -13°F to 109.4°F (-25ºC to 43ºC) • Unit storage ambient temperature: -22°F to 125.6°F (-30ºC to 52ºC) Figure 58: Two-pipe cooling operation envelope Figure 59: Two-pipe heating operation envelope YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 82 Figure 60: Four-pipe cooling operation envelope Figure 61: Four-pipe heating operation envelope YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 83 Figure 62: Four-pipe, simultaneous cooling and heating operation envelope YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 84: Physical Data

    10,569 (4,794) pump kit Operation weight without lb (kg) 2,403 (1,090) 5,230 (2,372) 7,969 (3,615) 10,701 (4,854) pump kit Electrical Voltage V/Ph/Hz 460/3/60 features MCA without pump kit RLA without pump kit YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 85 Total air flow rate 25,900 51,800 77,700 103,600 Working ambient °F (°C) -4.0 ~ 118.4 (-20 ~ 48) temperature for cooling Working ambient °F (°C) -13.0 ~ 109.4 (-25 ~ 43) temperature for heating YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 86 Simultaneous heating and cooling: chilled LWT 44°F (6.7°C), water flow rate is determined by the water temperature at rated cooling capacity; hot EWT/LWT 95°F/105°F (35°C/40.6°C), the water flow rate is determined by heating capacity and hot water temperature. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 87: Electrical Data

    (Min. OP) fuse/CB (Max. 0035PJS46 414-506 104-127 0070PJS46 414-506 104-127 0105PJS46 414-506 104-127 0140PJS46 414-506 104-127 0035PJP46 414-506 104-127 0070PJP46 414-506 104-127 0105PJP46 414-506 104-127 0140PJP46 414-506 104-127 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 88: Refrigerant And Oil Charge

    6.34 (3.0) (3.0) Note: • Oil type: FVC85EA • Both systems are charged with additional oil before delivery. • The oil charge show in this table is the total oil charge amount. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 89: Water Requirements

    Sound data Contact your local Johnson Controls representative for details about sound power and sound pressure level data, ISO 9614. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 90: Dimensions

    Figure 63: 0035PJP dimensions, in. (mm) Callout Description Callout Description Control panel PHE outlet 2 ½ in. victaulic connection Rigging holes PHE inlet 2 ½ in. victaulic connection Forklift slots – – YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 91 Control panel Cold-water PHE outlet 2 ½ in. victaulic connection Rigging holes Cold-water PHE inlet 2 ½ in. victaulic connection Forklift slots Hot-water PHE outlet 2 ½ in. victaulic connection – – YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 92 Cold-water PHE inlet 2 ½ in. victaulic connection Cold-water PHE outlet 2 ½ in. victaulic Rigging holes connection Hot-water PHE inlet 2 ½ in. victaulic Control panel connection PHE inlet 2 ½ in. victaulic connection – – YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 93 PHE inlet 2 ½ in. victaulic connection Hot-water PHE outlet 2 ½ in. victaulic PHE outlet 2 ½ in. victaulic connection connection Cold-water PHE inlet 2 ½ in. victaulic – – connection YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 94 PHE inlet 2 ½ in. victaulic connection Hot-water PHE outlet 2 ½ in. victaulic PHE outlet 2 ½ in. victaulic connection connection Cold-water PHE inlet 2 ½ in. victaulic – – connection YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 95 Solenoid valve BV Ball valve EC fan BPHE2 Liquid loop 2 Check valve – – Coil Ambient coil BPHE3 Economizer Filter – – Oil separator Electronic Dual relief – – expansion valve valve YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 96 Solenoid valve BV Ball valve EC fan BPHE2 Liquid loop 2 Check valve – – Coil Ambient coil BPHE3 Economizer Filter – – Oil separator Electronic Dual relief – – expansion valve valve YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 97 242.13 (in.) Y Distance 1.54 45.71 1.54 45.71 1.54 86.65 1.54 86.65 1.54 86.65 1.54 86.65 (in.) Note: Coordinates are measured from the geometric center of the unit, excluding the hydro kit. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 98 X Distance 16.93 16.93 71.26 71.26 113.19 113.19 Y Distance 1.54 45.71 1.54 45.71 1.50 45.75 Figure 73: AVM coordinate locations for pump kit only Callout Description Customer water side connection side YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 99 Isolator AVM location coordinates (X, Y) mm, in. RRR1 LLL1 RRR2 LLL2 X Distance 1,809 1,809 Y Distance 1,369 1,369 X Distance 9.41 9.41 71.22 71.22 Y Distance 1.22 53.90 1.22 53.90 YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 100: Unit Operation

    Each system is configured with a main EEV in the liquid line between the condenser and the evaporator. The device automatically adjusts opening steps to satisfy refrigerant flow demand, mainly based on the difference between the actual and target suction superheat. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 101 If the saturated suction temperature is less than or equal to the target temperature for 3 min and the cumulative heating duration is greater than or equal to 40 min. The default target temperature is the current ambient temperature value minus 23.4°F (13°C). YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 102: Human Machine Interface (Hmi)

    Viewer. You can set the default standby time duration within a range from 2 min to 60 min in HMI menu. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 103: Main Interface

    The sceen takes about 1 min to display after powering on. The default access level for operation is Viewer at first startup. The interface is divided into the following areas: Figure 74: Main interface Callout Description Callout Description Privilege access level Date and time System operating status Menu YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 104: System

    Pump periodic run temperature ≥0　) Heating Control Select Defrost time limit Water valve opening time Temperature control cycle Defrost interval Manual defrost unit Water temperature control Coil temperature after defrost Limited hours differential YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 105: Unit

    √ √ Circuit 2 suction pressure √ √ Circuit 1 discharge pressure √ √ Circuit 2 discharge pressure √ √ Switch to cooling and heating √ Cooling and heating switch √ √ YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 106 Circuit 1 EEV √ √ Circuit 2 EEV √ √ Circuit 1 EVI EEV √ √ Circuit 2 EVI EEV √ √ Circuit 1 fan speed √ √ Circuit 2 fan speed √ √ YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 107: Fault

    The faults are listed sequentially on the screen, with details of date, time, ID, and a description of the fault. Current faults are displayed in blue and historical faults in black. Figure 75: Fault screen The unit number is displayed as 0 if the fault is systemic. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 108: Hmi

    The letter indicating the access level in the upper-right corner changes accordingly. Starting or stopping the chiller In the operator access level, press System Setpoints and select Array Start/Shutdown. Select ON/OFF to either start or stop the chiller. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 109: Setting The Date And Time

    Setting the cooling and heating setpoints In the operator access level, press System Setpoints. Configure the setpoints in Cooling/Heating EWT Setpoint or Cooling/ Heating LWT Setpoint. Set according to cooling or heating control selection. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 110: Setting The Low Temperature Leaving Alarm

    Set this parameter to between or 5.4ºF (3ºC) to 9ºF (5ºC) degrees above the liquid freeze temperature setpoint. For example, if the glycol liquid freeze setpoint is 14ºF (-10ºC), you can set the alarm to 23ºF (-5ºC). YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 111: Maintenance

    Airflow obstructions: Check the air-cooled condenser coil intakes and adjacent areas are clear of foreign materials or obstructions for example paper or leaves. CAUTION Technical data for the inverter compressor oil information. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 112: Pressure Relief Valves

    The warning clears after cleaning the heat sink and the fault is reset. The unit keeps running when any of the alerts occur. The counter resets if the warning is cleared. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 113: Scheduled Maintanence

    Maintain a record on file of this procedure being successfully carried out by the equipment owner if proof of adequate maintenance is required at a later date for warranty validation purposes. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 114: Service And Troubleshooting

    Replace flow switch. Remote cycling device open. Check cycling devices (pump) ON/ OFF control wiring to ensure they are connected to terminals of the terminal block, as shown in the electrical wiring schematics. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 115 Incorrect flow through the evaporator. Adjust flow to within chiller design specs. See Operational limitations. Low refrigerant charge. Low suction Check subcooling and add charge id pressure observed. necessary. Fans not operating, in heating mode. Check fan wiring and communication. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 116 Defective LWT or RWT sensor. Compare sensor against a known good temperature sensing device. Ensure the sensor is correctly installed in the bottom of the well with a generous amount of heat conductive compound. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 117 4. Wire pump control connections to the new leader. 5. Supply power to the SPC. Other Contact your local Johnson Controls representative. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...

  • Page 118: Decommissioning, Dismantling, And Disposal

    Under no circumstances, do not drain any system containing glycol or similar solutions directly into domestic waste or natural water systems. YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 119 When removing the components ensure that the remaining parts are supported in a safe manner. WARNING Only use lifting equipment of adequate capacity. After removing from its position, the unit parts can be disposed of according to local laws and regulations.   YMAE Air-Cooled Inverter Scroll Chiller and Heat Pump...
  • Page 120 © 2023 Johnson Controls. 5000 Renaissance Drive, New Freedom, York, PA 17349, USA. Subject to change without notice. All rights reserved.

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