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Installation, Operation,
and Maintenance
Packaged Rooftop Air Conditioners
Foundation™ Electric/Electric
3 to 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.
January 2019
EBC036-060
SAFETY WARNING
RT-SVX057C-EN
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Table of Contents
Related Manuals for Ingersoll-Rand Foundation EBC036-060
Summary of Contents for Ingersoll-Rand Foundation EBC036-060
- Page 1 Installation, Operation, and Maintenance Packaged Rooftop Air Conditioners Foundation™ Electric/Electric 3 to 5 Tons, 60Hz Model Numbers: EBC036-060 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 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 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.
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Page 4: Table Of Contents
Table of Contents Model Number Description Unit Economizer Control (ECA) ..29 ....5 General Information Wiring Diagrams . -
Page 5: Model Number Description
Model Number Description Model Number Description Digit 1 — Unit Type Downflow Low Leak Economizer, Model Number Notes Reference Enthalpy, W/ Packaged Cooling, Electric Heat Barometric Relief 1. Some field set up required. Digit 2 — Efficiency Downflow Low Leak Economizer, 2. -
Page 6: General Information
General Information Overview of Manual Precautionary Measures Note: One copy of this document ships inside the control panel of each unit and is customer property. It must WARNING be retained by the unit’s maintenance personnel. Fiberglass Wool! This booklet describes proper installation, operation, and Product contains fiberglass wool. -
Page 7: Unit Description
General Information Unit Description Phase Monitor The Phase Monitor is a three-phase line monitor module Before shipment, each unit is leak tested, dehydrated, that protects against phase loss, phase reversal and phase charged with refrigerant and compressor oil, and run unbalance. -
Page 8: Initiation Of Operating Modes - Jade Controller
General Information designed to mount directly to the sheet metal duct. Each kit Attach the occupancy sensor to the OCC SENSOR wire and contains two sensors. The return air duct sensor "R" terminal (at customer connections). The occupancy (X1310004001) is set to open at 135°F. sensor must utilize a normally open contact for proper operation. -
Page 9: Dimensional Data
Dimensional Data Figure 1, p. 9 illustrates the minimum operating and service clearances for either a single or multiple unit installation. These clearances are the minimum distances necessary to assure adequate serviceability, cataloged unit capacity, and peak operating efficiency. Providing less than the recommended clearances may result in condenser coil starvation, “short-circuiting”... - Page 10 Dimensional Data Figure 2. Cooling with optional electrical heat units — overview DISCONNECT SWITCH ACCESS CONDENSATE DRAIN CONNECTION Figure 3. Cooling with optional electrical units — front & side views — 3–5 tons 42.004 42.558 20.735 15.860 7.860 42.175 43.675 76.814 44.675 47.934...
- Page 11 Dimensional Data Figure 4. Cooling with optional electrical heat units — bottom view — 3–5 tons Figure 5. Foundation units — back view (horizontal configuration) — 3–5 tons RETURN SUPPLY RT-SVX057C-EN...
- Page 12 Dimensional Data Figure 6. Roof curb —3–5 tons SUPPLY RETURN Figure 7. Downflow unit clearance — 3–5 tons standard efficiency CLEARANCE CLEARANCE UNIT OUTLINE CLEARANCE CLEARANCE RT-SVX057C-EN...
- Page 13 Dimensional Data Figure 8. Barometric relief and economizer— 3–5 tons ECONOMIZER BAROMETRIC RELIEF BAROMETRIC RELIEF RIGHT VIEW OF UNIT BACK VIEW OF UNIT Figure 9. Manual damper — 3–5 tons MANUAL DAMPER HOOD RIGHT VIEW OF UNIT BACK VIEW OF UNIT NOTE: VERIFY WEIGHT, CONNECTION, AND ALL DIMENSIONS WIT INSTALLER DOCUMENTS BEFORE...
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Page 14: Unit Weights
Unit Weights Table 1. Maximum unit & corner weights (lb) and center of gravity dimensions (in.) cooling with optional electric heat units only (a), (b) Weights (lb) Corner Weights Center of Gravity (in.) Unit Tons Model No. Shipping Length Width EBC036* EBC048* EBC060*... -
Page 15: Installation
Installation Unit Foundation Note: For sound consideration, cut only the holes in the roof deck for the ductwork penetrations. Do not cut out the entire roof deck within the curb perimeter. WARNING If a Curb Accessory Kit is not used: a. -
Page 16: Main Unit Power
Installation Factory Installed Economizer Filter Installation • Ensure the economizer has been pulled out into the Each unit ships with 2-inch filters installed. The quantity of operating position. Refer to the standard or low leak filters is determined by unit size. Access to the filters is economizer Installation Instructions for proper obtained by removing the filter access panel. - Page 17 Installation Optional TBUE Wiring (Through the Base • If the unit is not equipped with an optional factory installed nonfused disconnect switch, a field supplied Electrical Option) disconnect switch must be installed at or near the unit in accordance with the National Electrical Code (NEC •...
- Page 18 Installation The transformer is located in the control panel. The circuit Figure 13. Conventional thermostat field wiring breaker is located on the left side of the transformer and diagram can be reset by pressing in on the black reset button. Controls using 24 Vac Before installing any connecting wiring, refer to “Dimensional Data,”...
- Page 19 Installation Example: If the voltage readings of the supply power measured 221, 230, and 227, the average volts would be: WARNING Live Electrical Components! 221 + 230 + 227 = 226 Avg. During installation, testing, servicing and troubleshooting of this product, it may be necessary to •...
- Page 20 Installation Checklist Use the following checklist in conjunction with the general checklist (“General Unit Requirements,” p. 15) to ensure that the unit is properly installed and ready for operation. WARNING Hazardous Voltage! Disconnect all electric power, including remote disconnects before servicing. Follow proper lockout/ tagout procedures to ensure the power can not be inadvertently energized.
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Page 21: Factory-Mounted Unit Options
Factory-Mounted Unit Options Unit Disconnect (FIYUDC) 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. WARNING 4. Route low voltage (class II), control wiring through hole in base of unit but not through high voltage Hazardous Voltage w/Capacitors! conduit (refer to Figure 12, p. -
Page 22: Pre Start
Pre Start Verifying Proper Air Flow (Units with Belt Drive Indoor Fan) Much of the systems performance and reliability is closely associated with, and dependent upon having the proper airflow supplied both to the space that is being conditioned and across the evaporator coil. The indoor fan speed is changed by opening or closing the adjustable motor sheave. -
Page 23: Start Up
Start Up Standard Economizer Start-Up mode and all components removed or failed will alarm in the operation mode. 1. Set the minimum position setpoint for the economizer • Upon power up (or after a power outage or brownout), to the required percentage of minimum ventilation the JADE controller module begins a 5 minute power using the setpoint potentiometer located on the up delay before enabling mechanical cooling. -
Page 24: Heating Start-Up
Start Up pressures to the operating pressure curve in the Service Facts. 3. Check system subcooling. Follow the instruction listed on the subcooling charging curve in the Service Facts. 4. Repeat Step 1 through Step 3 for each refrigerant circuit. 5. -
Page 25: 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 5, p. 25. If the when the power is applied. “force”... - Page 26 Maintenance • Make sure that all retaining screws are reinstalled in the unit access panels once these checks are complete. WARNING • With the unit running, check and record the: ambient Hazardous Voltage! temperature; compressor suction and discharge Disconnect all electric power, including remote pressures (each circuit);...
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Page 27: Final Process
Maintenance Moreover, chemical cleaners are a risk factor to MCHE due (3) Wiring Diagram Numbers (from unit control panel) to the material of the coil. The manufacturer does not — schematic(s) recommend the use of chemical cleaners to clean _____________________________________________________ microchannel coils. -
Page 28: Troubleshooting
Troubleshooting Note: If an alarm still exists after you clear it, it re-displays within 5 seconds. WARNING Hazardous Service Procedures! To Clear an Alarm The maintenance and troubleshooting procedures Once the alarm has been identified and the cause has been recommended in this section of the manual could result removed (e.g. -
Page 29: Unit Economizer Control (Eca)
Troubleshooting Table 7. FDD troubleshooting • 2 Flashes: CO Sensor • 3 Flashes: RA Humidity Sensor FAULTS • 4 Flashes: RA Temp Sensor Bad or Unplugged Actuator • 6 Flashes: OA Humidity Sensor Sensor Hard • 7 Flashes: OA Temp Sensor Failure Actuator •... -
Page 30: 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 8. Wiring diagrams Type of Schematic Diagram Airflow Type Voltage Number Description Power 208-575 12130801... -
Page 31: Warranty
Warranty Central Air Conditioner where the end purchaser uses the product for other than personal, family or household purposes. EBC Units (Parts Only) *A 5 year limited warranty is provided for the optional Low Leak Economizer, including the JADE control system Models Less than 20 Tons for Commercial (controller, actuator and sensors). - Page 32 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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