Ingersoll-Rand Voyager YZH 210 Installation, Operation And Maintenance Manual
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Ingersoll-Rand Voyager YZH 210 Installation, Operation And Maintenance Manual

Ingersoll-Rand Voyager YZH 210 Installation, Operation And Maintenance Manual

Packaged rooftop air conditioners with eflex technology cooling and gas/electric
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Installation, Operation,
and Maintenance
Packaged Rooftop Air Conditioners
Voyager™ with eFlex™ Technology
Cooling and Gas/Electric
12.5 to 17.5 Tons, 60Hz
Model Numbers:
Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-
conditioning equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment
by an unqualified person could result in death or serious injury. When working on the equipment, observe all precautions in the literature and
on the tags, stickers, and labels that are attached to the equipment.
July 2019
YZD150-210
YZH150-210
SAFETY WARNING
RT-SVX48E-EN

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  • Page 1 Installation, Operation, and Maintenance Packaged Rooftop Air Conditioners Voyager™ with eFlex™ Technology Cooling and Gas/Electric 12.5 to 17.5 Tons, 60Hz Model Numbers: YZD150-210 YZH150-210 SAFETY WARNING Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air- conditioning equipment can be hazardous and requires specific knowledge and training.
  • Page 2 In addition, some states or municipalities may have additional requirements that must also be adhered to for responsible management of refrigerants. Know the applicable laws and follow them. © 2019 Ingersoll Rand RT-SVX48E-EN...
  • Page 3 Follow EHS Policies! Failure to follow instructions below could result in death or serious injury. • All Ingersoll Rand personnel must follow Ingersoll Rand Environmental, Health and Safety (EHS) policies when performing work such as hot work, electrical, fall protection, lockout/tagout, refrigerant handling, etc.

  • Page 4: Table Of Contents

    Table of Contents Model Number Description ReliaTel Controls ..... .36 ....5 Single Zone Variable Air Volume (Single Zone General Information .

  • Page 5: Model Number Description

    Model Number Descriptions Model Number Description All products are identified by a Low Leak Econ w/ Barometric Digit 20 — Convenience Outlet Relief multiple character model number that Option Low Leak Econ Reference precisely identifies a particular type of Without Convenience Outlet Enthalpy w/ Barometric Relief unit.
  • Page 6 Model Number Description Digit 27 - Unit Hardware 8. Only available where MOP is Enhancements above 60A. No Enhancements 9. Discharge Air Sensing Tube is Stainless Steel Drain Pan standard. Digit 28 - Short Circuit Current 10. Frostat™ and crankcase heaters Rating are standard.

  • Page 7: General Information

    General Information Overview of Manual ±5 percent of stroke. The actuator is spring returned to the closed position any time that power is lost to the unit. It is capable of delivering up to 25 in·lb of torque and is Note: One copy of this document ships inside the control powered by 24 Vac.
  • Page 8 General Information Compressor Disable (CPR1/2) The flexibility of having several mode capabilities depends upon the type of zone sensor or thermostat This input incorporates the low pressure control (LPC) of selected to interface with the RTRM. each refrigeration circuit and can be activated by opening The descriptions of the following basic Input Devices used a field supplied contact installed on the LTB.

  • Page 9: Sensors

    General Information Power Exhaust Control (Optional) Zone Sensor (BAYSENS110*) The power exhaust fan is started whenever the position of This electronic sensor features four system switch settings the economizer dampers meets or exceeds the power (Heat, Cool, Auto, and Off) and two fan settings (On and exhaust setpoint when the indoor fan is on.

  • Page 10: Unit Inspection

    General Information High Temperature Sensor (BAYFRST003*) Wall Mounted Relative Humidity Sensor (BAYSENS036*) This sensor connects to the RTRM Emergency Stop Input on the LTB and provides high limit “shutdown” of the unit. Field installed, wall mounted humidity sensor is used to The sensor is used to detect high temperatures due to fire control activation of the enhanced dehumidification in the air conditioning or ventilation ducts.

  • Page 11: Storage

    General Information Precautionary Measures Unit Clearances Figure 1, p. 12 illustrates the minimum operating and WARNING service clearances for either a single or multiple unit installation. These clearances are the minimum distances Fiberglass Wool! necessary to assure adequate serviceability, cataloged Product contains fiberglass wool.

  • Page 12: Unit Dimensions

    Unit Dimensions Figure 1. Typical installation clearance for single and multiple unit applications 5' 8" 5' 0" RT-SVX48E-EN...
  • Page 13 Unit Dimensions Figure 2. Unit dimensional data 12½-17½ tons ultra high efficiency units Note: ½ NPT Gas Connection Figure 3. Unit dimensional data 12½–17½ tons ultra high efficiency units RT-SVX48E-EN...
  • Page 14 Unit Dimensions Figure 4. Horizontal duct dimensional data 12½–17½ tons ultra high efficiency units RT-SVX48E-EN...

  • Page 15: Unit Weights

    Unit Weights Table 1. Maximum unit weights, corner weights (Lbs) and center of gravity dimensions (in). Maximum Weights (lb) Corner Weights Center of Gravity (in.) Unit Model No. Tons Shipping Length Width YZ*150 12.5 2680 2237 56" 35" YZ*180 2686 2243 56"...

  • Page 16: Installation

    Installation Foundation a. The ductwork can be attached directly to the factory-provided flanges around the unit’s supply and return air openings. Be sure to use flexible duct connections at the unit. WARNING b. For “built-up” curbs supplied by others, gaskets Risk of Roof Collapsing! must be installed around the curb perimeter flange and the supply and return air opening flanges.
  • Page 17 Installation Factory Installed Economizer Figure 7. Condensate trap installation • Ensure the standard economizer has been pulled out into the operating position. Refer to the economizer Installation Instructions for proper setup. Note: Low Leak Economizers do not pull out. Refer to Low Leak Economizers Installation Instructions for proper setup.

  • Page 18: Main Unit Power

    Installation Main Unit Power Figure 8. Through the base electrical option WARNING Proper Field Wiring and Grounding Required! All field wiring MUST be performed by qualified personnel. Improperly installed and grounded field wiring poses FIRE and ELECTROCUTION hazards. To avoid these hazards, you MUST follow requirements for field wiring installation and grounding as described in NEC and your local/state electrical codes.
  • Page 19 Installation Controls Using 24VAC Table 3. Zone sensor module wiring Distance from Unit to Control Recommended Wire Size 0–150 feet (0–45.7 m) 22 gauge (0.33 mm NOTICE 151–240 feet (46–73.1 m) 20 gauge (0.50 mm Use Copper Conductors Only! 241–385 feet (73.5–117.3 m) 18 gauge (0.75 mm Unit terminals are not designed to accept other types of 386–610 feet (117.7–185.9 m)
  • Page 20 Installation Figure 12. Typical field wiring diagrams for optional controls (ReliaTel only) BA YSENS075* BA YSENS075* BA YSENS108* BA YSENS106* BA YSENS110* BA YSENS119* BAYSENS073* BAYSENS074* BAYSENS077* ASYSTAT669A OPTIONAL REMOTE SENSOR TEST 1 TEST 2 TEST 1 TEST 2 CONTROL BOX RTRM TEST 1 TEST 2...

  • Page 21: Space Temperature Averaging

    Installation Space Temperature Averaging Space temperature averaging is accomplished by wiring a number of remote sensors in a series/parallel circuit. Using the BAYSENS016* or BAYSENS077*, at least four sensors are required to accomplish space temperature averaging. Example #1 illustrates two series circuits with two sensors in each circuit wired in parallel.
  • Page 22 Installation Figure 13. Space temperature averaging examples RT-SVX48E-EN...
  • Page 23 Installation Figure 15. Typical unit gas train configuration Table 5. Gas heater operating data Heating Input Rate—Btu/h 135,000 250,000 Minimum Supply Gas Pressure Natural/ 3.5” w.c./ 8.0” w.c. Manifold Gas Pressure -0.2” w.c Combustion Blower Suction Pressure (1 -2.1 to -3.1” -0.8 to -1.2”...
  • Page 24 Installation Each reading must fall within the utilization range stamped on the unit nameplate. If any of the readings do not fall WARNING within the proper tolerances, notify the power company to correct this situation before operating the unit. Hazardous Voltage! Excessive three phase voltage imbalance between phases Disconnect all electric power, including remote will cause motors to overheat and eventually fail.
  • Page 25 Installation Modulating Gas Heat 2.5:1 Turndown maintain an elevated compressor oil temperature during the “Off” cycle to reduce oil foaming during compressor (Optional) starts. Oil foaming occurs when refrigerant condenses in the compressor and mixes with the oil. In lower ambient The set-up required for equipment ordered with conditions, refrigerant migration to the compressor could modulating gas heat varies based on the control system...

  • Page 26: Factory-Mounted Unit Options

    Factory-Mounted Unit Options Circuit Breaker (UCB) and power conductors to the lugs provided. Connect the ground wire to the unit ground lug. Unit Disconnect (UDC) Note: Wire size for the length of run should be determined using the circuit ampacity found on the unit nameplate and the N.E.C.

  • Page 27: Powered And Unpowered Convenience Outlets

    Factory-Mounted Unit Options Powered and Unpowered WARNING Convenience Outlets Proper Field Wiring and Grounding Required! WARNING All field wiring MUST be performed by qualified personnel. Improperly installed and grounded field Hazardous Voltage w/Capacitors! wiring poses FIRE and ELECTROCUTION hazards. To Disconnect all electric power, including remote avoid these hazards, you MUST follow requirements for disconnects and discharge all motor start/run...

  • Page 28: Return Air Smoke Detector

    Factory-Mounted Unit Options Convenience Outlet Unpowered Option After completion of the economizer installation, proceed with the installation of the return air smoke detector as (COUP) follows: 1. When the unpowered convenience outlet option is installed, remove the receptacle. WARNING 2. The field wiring should be routed through the hole in Hazardous Voltage w/Capacitors! the base for downflow applications or front panel for Disconnect all electric power, including remote...
  • Page 29 Factory-Mounted Unit Options Figure 20. Return air smoke detector for downflow units THREE PIECE HOOD PLASTIC ELBOW METAL INTAKE TUBE SMOKE DETECTOR COPPER TUBE (FACTORY INSTALLED) VINYL TUBES (7-3/4 INCHES LONG) VINYL TUBES (2 INCHES LONG) METAL EXHAUST TUBE (16.34 INCHES LONG) TUBES INSTALL FROM BOTTOM, TOP DOES NOT NEED TO BE REMOVED FROM SMOKE DETECTOR...
  • Page 30 Factory-Mounted Unit Options Airflow and Sampling Figure 21. Smoke detector wiring scheme Refer to the instructions provided below regarding unit airflow to assure that the return air smoke detector will function properly. Important: The return air smoke detector is designed to shut off the unit if smoke is sensed in the return air stream.

  • Page 31: Air-Fi™ Wireless Communication Interface (Wci)

    Factory-Mounted Unit Options Air-Fi™ Wireless Communication Figure 24. WCI mounting location - YZD150-210 - with Interface (WCI) low leak economizer When installed, the Trane Air-Fi Wireless Communication Interface is located in the evaporator section, near the return air ductwork. The exact mounting location is dependent on the airflow configuration, cabinet size, and fresh air selection.
  • Page 32 Factory-Mounted Unit Options Important: All phases of this installation must comply Figure 25. Through the base opening with NATIONAL, STATE, and LOCAL CODES. In absence of local codes, the installation must conform with American National Standard-Z223.1a- National Fuel Gas Code Latest Revision. 1.

  • Page 33: Pre Start

    Pre Start Test Modes terminals. The unit will remain in the specific test mode for approximately one hour even though the resistance is left on the test terminals. There are three methods in which the “Test” mode can be cycled at LTB-Test 1 and LTB-Test 2. 3.

  • Page 34: Start Up

    Start Up Economizer Start-Up the internal phasing. Refer to the following illustration for the compressor terminal/phase identification. Do not allow the compressor to Using the Service Test Guide in Table 9, p. 33, momentarily operate backwards for more than 5 seconds. jump across the Test 1 and Test 2 terminals on LTB1 one- Operation for a period of time longer than this will time to start the Minimum Ventilation Test.

  • Page 35: Dip Switch Settings

    Start Up 3. Check system subcooling. Follow the instruction listed operating the unit in each of its modes through all on the subcooling charging curve in the Service Facts. available stages of cooling and heating), perform these final checks before leaving the unit: 4.

  • Page 36: Sequence Of Operation

    Sequence of Operation ReliaTel Controls simultaneously reducing the modulating compressor motor speed to allow a smooth transition in system capacity. When the fixed speed compressor is energized, • The master module is the ReliaTel Refrigeration the ReliaTel control starts to maintain the zone Module (RTRM).
  • Page 37 Sequence of Operation Low Ambient Operation If economizing is not possible, the ECA drives the damper to the minimum position setpoint when the indoor fan During low ambient operation, outside air temperature relay is energized and allows mechanical cooling below 40°F, the RTRM will cycle the compressors and operation.
  • Page 38 Sequence of Operation Modulating Gas Heat 2.5:1 Turndown Table 13. Ignition module diagnostics In a modulating heat unit, when a call for heat is received, Error Code Fast Flash Rate: the burner will light at full fire (100%). After the burner is Communication Issue between Refrigeration 1 Flash lit, the unit controls will monitor the discharge air...

  • Page 39: Single Zone Variable Air Volume (Single Zone Vav) Control

    Sequence of Operation Single Zone Variable Air Volume Damper Position Target setpoints based on the supply fan speed and space CO requirements. (Single Zone VAV) Control Economizer Damper Position Set-Up with For normal Cooling operation, available cooling capacity will be modulated in order to meet the calculated This new scheme will require the setting of 5 OA Damper discharge air setpoint between the user selected upper position setpoints;...
  • Page 40 Sequence of Operation Economizer Damper Position Set-Up Staged Heating Operation without DCV For units configured with Staged Heat once the control determines that there is an active heating capacity For units not configured with DCV (no CO sensor value request, the unit will energize the Supply Fan and ramp up available), additional minimum position setpoints to to full speed.
  • Page 41 Sequence of Operation Ventilation Override Phase Monitor Note: Applying 24 volts to one of the three Ventilation The Phase Monitor is a 3 phase line monitor module that Override inputs manually activates ventilation protects against phase loss, phase reversal and phase override.

  • Page 42: Variable Air Volume Applications (Traditional Vav)

    Sequence of Operation after 40s of run time and the Fan Speed output will go supply air temperature is within the setpoint deadband, to 0 Vdc (0%). the system is considered to be satisfied and no staging up or down will occur. •...
  • Page 43 Sequence of Operation Mechanical Cooling with an Economizer ICS or a night setback zone sensor. If ICS or a night setback zone sensor is not utilized, DWU can be activated by The economizer is utilized to control the zone temperature setting the DWU enable DIP switch (RTAM) to ON and when the outside air conditions are suitable.
  • Page 44 Sequence of Operation Heating Operation Heating operation on units configured with Traditional Multi-Zone VAV control will utilize two separate control methodologies based on heating configurations. For all “Staged” Heating types, the unit will utilize 100% full airflow during all active heating periods like traditional Constant Volume units.

  • Page 45: Maintenance

    Maintenance Make sure all personnel are standing clear of the unit 6. Compare the “force” scale reading (Step 5) with the before proceeding. The system components will start appropriate “force” value listed in Table 18. If the when the power is applied. “force”...

  • Page 46: Monthly Maintenance

    Maintenance Monthly Maintenance • Check supply fan motor bearings; repair or replace the motor as necessary. Before completing the following checks, turn the unit OFF • Check the fan shaft bearings for wear. Replace the and lock the main power disconnect switch open. bearings as necessary.

  • Page 47: Final Process

    Maintenance Microchannel (MCHE) Coils Final Process For future reference, you may find it helpful to record the NOTICE unit data requested below in the blanks provided. Coil Damage! (1) Complete Unit Model Number: DO NOT use any detergents with microchannel _____________________________________________________ condenser coils.

  • Page 48: Troubleshooting

    Troubleshooting unit. This procedure will allow you to check all of the RTRM outputs, and all of the external controls (relays, WARNING contactors, etc.) that the RTRM outputs energize, for Hazardous Service Procedures! each respective mode. Proceed to Step The maintenance and troubleshooting procedures 6.

  • Page 49: Resetting Cooling And Heating Lockouts

    Troubleshooting System Failure – “Flashing” indicates an evaporator fan failure or a Condenser Overflow Switch (COF) failure. Measure the voltage between terminals J6-9 and J6-6. The following is the complete listing of indication causes: • Normal Operation = approximately 32 Vdc System Failure •...

  • Page 50: Zone Temperature Sensor (Zts) Service Indicator

    Troubleshooting Zone Temperature Sensor (ZTS) the methods previously explained. Diagnostics will be lost when the power to the unit is disconnected. Test Method 1 Note: These procedures are not for programmable or To reset the system from the space, turn the “Mode” digital models and are conducted with the Zone selection switch at the zone sensor to the “Off”...

  • Page 51: Programmable And Digital Zone Sensor Test

    Troubleshooting Test 4 Table 22. System mode and fan selection Emergency Emergency LED Indicator Test, (SYS ON, HEAT, COOL and 43.45 Heat/On Heat SERVICE) Out of Range Invalid (CV), INVALID/Short Invalid (Short) Auto (VAV) Method 1 Out of Range Invalid (CV), Off INVALID/Open Invalid (Open)
  • Page 52 Troubleshooting 5. Connect the sensor (OAS) using two wire nuts to the two (2) field supplied wires that were connected to terminals 1 and 2 on J6. Unit Economizer Control (RTEM) Troubleshooting ReliaTel Control Verify Economizer Status by Economizer Actuator (RTEM) LED indicator: •...

  • Page 53: Wiring Diagrams

    Wiring Diagrams Note: Wiring diagrams can be accessed via e-Library by entering the diagram number in the literature order number search field or by contacting technical support. Table 23. Wiring diagrams for ultra high efficiency units Diagram Schematic Type Voltage Number Description 2313-1544...

  • Page 54: Warranty

    Warranty Central Air Conditioner Trane 2701 Wilma Rudolph Blvd. Clarksville, TN 37040-1008 YZD, and YZH (Parts Only) Attention: Manager, Product Service Models Less Than 20 Tons for Commercial GW-602-4800 Use* * This warranty is for commercial usage of said equipment and not applicable when the equipment is used for a This warranty is extended by Trane, to the original residential application.
  • Page 56 Ingersoll Rand has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice. We are committed to using environmentally conscious print practices.

This manual is also suitable for:

Voyager yzd 150Voyager yzd 180Voyager yzh 150Voyager yzh 180Voyager yzd 210

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