Ingersoll-Rand Voyager TZ 150F Series Service Facts
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Ingersoll-Rand Voyager TZ 150F Series Service Facts

Ingersoll-Rand Voyager TZ 150F Series Service Facts

Packaged rooftop air conditioners-cooling, gas/electric 12.5 tons ultra high efficiency
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Service Facts
Packaged Rooftop Air Conditioners
Voyager™ – Cooling, Gas/Electric
12.5 Tons Ultra High Efficiency
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.
March 2017
TZ*150F(3, 4)
YZ*150F(3, 4)
SAFETY WARNING
RT-SVF69C-EN

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Summary of Contents for Ingersoll-Rand Voyager TZ 150F Series

  • Page 1 Service Facts Packaged Rooftop Air Conditioners Voyager™ – Cooling, Gas/Electric 12.5 Tons Ultra High Efficiency Model Numbers: TZ*150F(3, 4) YZ*150F(3, 4) 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 Introduction Read this manual thoroughly before operating or servicing this unit. WARNING Proper Field Wiring and Grounding Warnings, Cautions, and Notices Required! Safety advisories appear throughout this manual as Failure to follow code could result in death or serious required. Your personal safety and the proper operation of injury.
  • Page 3 Introduction WARNING 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 General Data Variable Air Volume Applications (Traditional ......5 VAV) .

  • Page 5: General Data

    General Data Table 1. General data — 12½ — 230V — with eFlex™ Table 1. General data — 12½ — 230V — with eFlex™ technology technology 12.5 Tons Downflow & 12.5 Tons Downflow & Horizontal Units Horizontal Units T/YZ*150F3 T/YZ*150F3 Filters Cooling Performance Type Furnished...
  • Page 6 General Data Table 2. General data — 12½ tons — 460V — with eFlex™ technology Table 2. General data — 12½ tons — 460V — with eFlex™ technology 12.5 Tons Downflow & Horizontal Units 12.5 Tons Downflow & Horizontal Units T/YZ*150F4 T/YZ*150F4 Filters...
  • Page 7 General Data Table 3. General data — heating — 12½ tons with eFlex™ technology 12.5 Tons Downflow & Horizontal Units Heating Performance (Gas/Electric Only) Modulating Turn Down = Heating Models High 2.5:1 Heating Input (Btu/h) 150,000 250,000 350,000 1st Stage (Btu/h) 100,000 175,000 140,000...

  • Page 8: Performance Data

    Performance Data Table 4. Evaporator fan performance—12½ tons with eFlex™ Technology — TZ*150F External Static Pressure (Inches of Water) 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp 3-hp Standard Motor &...
  • Page 9 Performance Data Table 5. Evaporator fan performance—12½ tons with eFlex™ Technology — YZ*150F External Static Pressure (Inches of Water) 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp 3-hp Standard Motor &...
  • Page 10 Performance Data Table 6. Standard motor and drive/fan speed (rpm) 6 Turns 5 Turns 4 Turns 3 Turns 2 Turns 1 Turn Tons Unit Model Number Open Open Open Open Open Open Closed 12½ T/YZ*150F3,4 Note: Factory set at 3 turns open. Table 7.

  • Page 11: Sequence Of Operation

    Sequence of Operation ReliaTel Controls (LPC1), the high pressure control (HPC1), and the discharge line thermostat (DLT1) are closed, while simultaneously reducing the modulating compressor • The master module is the ReliaTel Refrigeration motor speed to allow a smooth transition in system Module (RTRM).

  • Page 12: Low Ambient Operation

    Sequence of Operation diagnostic system through the Zone Sensor or Building All compressor capacity transitions are accompanied by Automation System will be required. Cycling unit power corresponding IDM and ODM speed adjustments to allow will also clear the fault. optimal unit cooling performance. The ECA continues to modulate the economizer damper open/closed to keep the Low Ambient Operation mixed air temperature that is calculated by the RTRM.

  • Page 13: Reliatel Control Heating Operation For Cooling Only Units

    Sequence of Operation ReliaTel Control Heating Operation for or if the indoor fan motor fails to operate. Should TCO2 open, the RTRM will energize the indoor fan relay in an Cooling Only Units attempt to start the fan motor. The RTRM signals that a When the system switch is set to the "Heat"...

  • Page 14: Single Zone Variable Air Volume (Single Zone Vav) Control

    Sequence of Operation Single Zone Variable Air Volume variable Bldg. Design and DCV Minimum Positions and OA Damper Position Target setpoints based on the supply fan (Single Zone VAV) Control speed and space CO requirements. Economizer Damper Position Set-Up with For normal Cooling operation, available cooling capacity will be modulated in order to meet the calculated discharge air setpoint between the user selected upper...

  • Page 15: Economizer Damper Position Set-Up Without Dcv

    Sequence of Operation 3. To set the Design and DCV Minimum Position setpoints heating setpoint in order to maintain the Zone at Full Fan Speed, set the unit to operate at Step 4 (Cool Temperature to the Zone Heating setpoint. 2) and make the proper adjustments.

  • Page 16: Ventilation Override

    Sequence of Operation zone sensor or remote panel when the clogged filter switch to restart until the binary input is closed for approximately has been closed for at least 2 minutes during supply fan 5 seconds minimum. The shutdown is communicated to operation.

  • Page 17: Failure And Override Modes

    Sequence of Operation Failure and Override Modes Variable Air Volume Applications (Traditional VAV) Certain failure and overriding conditions require special handling of the Supply Fan Speed on units configured with Single Zone VAV. See below for a list of these conditions: Supply Air Temperature Control - •...

  • Page 18: Zone Temperature Control Without A Night Setback Panel Or Ics - Unoccupied Cooling

    Sequence of Operation Zone Temperature Control without MWU and DWU setpoints come from the higher priority LCI-R DAC. a Night Setback Panel or ICS - Unoccupied Cooling Table 14. Variable air volume mode operation When a field supplied occupied/unoccupied switching System Mode Fan “Auto”...

  • Page 19: Off Mode

    Sequence of Operation Table 16 lists the selectable dry bulb values by the factory provided VHR relay. For Modulating Gas Heat potentiometer setting. units, Full Airflow is not required but can be enabled by connecting the changeover mode input J5-1 and J5-2 on 2.

  • Page 20: Pressure Curves

    Pressure Curves WARNING Refrigerant under High Pressure! System contains oil and refrigerant under high pressure. Recover refrigerant to relieve pressure before opening the system. See unit nameplate for refrigerant type. Do not use non-approved refrigerants, refrigerant substitutes, or refrigerant additives. Failure to recover refrigerant to relieve pressure or the use of non- approved refrigerants, refrigerant substitutes, or refrigerant additives could result in an explosion which...
  • Page 21 Pressure Curves Figure 1. Cooling cycle pressure curve: system #1 (Based on Indoor airflow of 400 CFM/Ton) 120F OD Ambient 115F OD Ambient 105F OD Ambient 95 F OD Ambient 85 F OD Ambient 75 F OD Ambient 65 F OD Ambient 55 F OD Ambient 45 F OD Ambient Suction Pressure (Psig)

  • Page 22: Subcooling Charging Curves

    Subcooling Charging Curves To Check Subcooling b. REDUCE charge if the sub-cooling is more than 5°F above curve value. 1. System must be running at stabilized conditions c. OK if the sub-cooling is within 5°F of the curve before measuring sub-cooling and superheat. value.

  • Page 23: Refrigerant Circuit

    Refrigerant Circuit Figure 4. 12.5 tons eFlex system schematic RT-SVF69C-EN...
  • Page 24 Ingersoll Rand (NYSE:IR) advances the quality of life by creating comfortable, sustainable and efficient environments. Our people and our family of brands—including Club Car®, Ingersoll Rand®, Thermo King® and Trane®—work together to enhance the quality and comfort of air in homes and buildings; transport and protect food and perishables;...

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Voyager yz 150f series

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