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Diagnostic
Manual
Packaged Rooftop Air Conditioners
Variable Speed Voyager™ and Precedent™
3 to 5Tons and 12.5 to 17.5Tons, 60 Hz
Models 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.
February 2018
T/YZC036E3/4
T/YZC048F3/4
T/YZC060E4
SAFETY WARNING
RT-SVD05C-EN
T/YZ*150F3/4
T/YZ*180F3/4
T/YZ*210F3/4
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Related Manuals for Ingersoll-Rand Variable Speed Voyager TZC036E3
Summary of Contents for Ingersoll-Rand Variable Speed Voyager TZC036E3
- Page 1 Diagnostic Manual Packaged Rooftop Air Conditioners Variable Speed Voyager™ and Precedent™ 3 to 5Tons and 12.5 to 17.5Tons, 60 Hz Models Numbers: T/YZC036E3/4 T/YZ*150F3/4 T/YZC048F3/4 T/YZ*180F3/4 T/YZC060E4 T/YZ*210F3/4 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.
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Page 2: Introduction
Introduction Read this manual thoroughly before operating or servicing this unit. WARNING Warnings, Cautions, and Notices Proper Field Wiring and Grounding 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: Copyright
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 Introduction ......2 Warnings, Cautions, and Notices ..2 Important Environmental Concerns . -
Page 5: General Information
General Information Variable speed compressor drive Figure 1. Dip switch settings for VRJ035 compressor model Each variable speed system is equipped with an electric ON/OFF LED Display drive primarily focused at controlling variable speed compressors.The inverter modules in these electric drives are cooled using refrigerant cooled heat sinks.The electric drive platform can be divided into two separate functional DOWN... - Page 6 General Information PFC solution Power Factor Correction (PFC) solution mainly consists of an AC line inductor and in the case of 230VAC drives, it also includes 3 capacitors. Purpose of the AC line inductors is to improve input power factor and reduce line harmonic emissions.These solutions are packaged separately inside a sheet metal box and are mounted in the indoor section of the unit.
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Page 7: Electrical Block Diagrams
Electrical block diagrams Figure 2. Electrical block diagram - 230VAC 3-phase drive CN105 PIN1 INDUCTOR PIN4 INTERFACE MODULE CAPACITORS COMPRESSOR 3R 3S 3T PFC BOX INVERTER MODULE DC-OUT DC+OUT DC+IN DC-IN L1-IN L2-IN L3-IN EMI FILTER L1-OUT L3-OUT DC BUS BOARD MAIN DRIVE BOX Figure 3. -
Page 8: Drive Pictures
Drive pictures Figure 4. Interface module Figure 6. 230VAC 3-phase main drive box with front cover removed EMI FILTER INPUT POWER WIRING DC BUS BOARD INVERTER MODULE OUTPUT CONTROL POWER WIRING WIRING Figure 7. 460VAC 3-phase main drive box with front cover removed Figure 5. -
Page 9: Main Drive Box
Main drive box Drive mounting locations in applications Figure 10. Precedent™ 3 tons, 60 Hz Figure 8. Voyager™, 12.5 to 17.5 tons, 60 Hz, horizontal flow 30.85 24.21 Figure 11. Precedent™ 4 & 5 tons, 60 Hz 36.39 Figure 9. Voyager™, 12.5 to 17.5 tons, 60 Hz, downflow 29.82 17.86... -
Page 10: Key Drive Components
Key drive components Table 1. 230VAC 3-phase drive Description Part Number Interface Module X13651608010 Main Drive Box X13610006020 PFC Box X13610007020 Table 2. 460VAC 3-phase drive Description Part Number Interface Module X13651608010 Main Drive Box X13610009020 PFC Box X13610007030 RT-SVD05C-EN... -
Page 11: Sequence Of Operation
Sequence of operation In case of a cooling demand and presence of no alarm signal, 24VAC compressor command signal is sent to the interface module. A speed signal of 0-10VDC is also applied to the interface module.This would enable the electric drive to run the compressor at requested speed. -
Page 12: Variable Speed Compressor Drive Troubleshooting
Variable speed compressor drive troubleshooting This section details the error and protection codes as the compressor, compressor motor locked rotor situation, shown through the LED display of the interface module. It or damaged drive hardware. includes detailed descriptions and troubleshooting Troubleshooting. - Page 13 Variable speed compressor drive troubleshooting Troubleshooting. Heat sink temperature sensor error—Error Verify input power wiring to the drive and output power wiring from the drive to the compressor. code: E-12 Reset Criteria. Error code can be de-activated by Criteria. Heat sink temp sensor on the inverter module is removing power to the drive and re-applying power.
- Page 16 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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