RenewAire EV Series Installation, Operation And Maintenance Manual
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Summary of Contents for RenewAire EV Series
- Page 1 EV SERIES Premium ERV Installation, Operation and Maintenance Manual EV Premium S/SH EV Premium M/MH EV Premium L/LH EV Premium X/XH Model: EV Premium L, M, S shown...
- Page 2 EV-Series Premium CAUTION CAUTION RISK OF ELECTRIC SHOCK OR EQUIPMENT DAMAGE RISK OF INJURY FROM FALLING OBJECTS Whenever electrical wiring is connected, disconnected or Installation of this unit requires hoisting hardware overhead changed, the power supply to the ERV and its controls must and working directly beneath heavy objects during the be disconnected.
- Page 3 Record information as shown below. In the unlikely event that factory assistance is ever required, this information will be needed. Locate the RenewAire unit label, to be found outside of the appliance, near the terminal block. Record the model and serial numbers below.
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Page 4: Table Of Contents
TABLE OF CONTENTS EV-Series Premium 1.0 OVERVIEW 4.9 DAMPER OPERATION ..........17 4.9.1 Damper installation for Continuous ERV Operation ..... 18 1.1 DESCRIPTION ............6 4.9.2 Damper Installation for Intermittent ERV Operation .... 18 1.2 OPERATING MODES ..........6 5.0 OPERATION 1.3 UNIT WEIGHTS ............7 5.1 MANOMETER READINGS AT COMMISSIONING ..18 2.0 COMPONENT DESCRIPTION 5.2 AIRFLOW READINGS AT COMMISSIONING ....19... - Page 5 TABLE OF CONTENTS EV-Series Premium TABLE OF ILLUSTRATIONS Figure 1.2.0 EV Premium Cutaway View ........6 Figure 2.1.0 Pressure Port Locations ..........7 Figure 2.4.0 Airstream Illustration ..........9 Figure 2.4.1 Separate Return Air Pick-up—Supply Air to Furnace Return Air Trunk ............9 Figure 2.4.2 Separate Return Air and Supply Air ......9 Figure 2.4.3 Furnace Return Air Back into Return Air ....9 Figure 2.4.4 Furnace Return Air Back into Supply Air ....9 Figure 2.6.0 EV Premium Filter Locations ........
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Page 6: Overview
Boost mode. ELECTRICAL BOX INTERLOCK SWITCH OUTSIDE AIR RETURN AIR DUCT DUCT SUPPLY AIR EXHAUST AIR AIR FILTERS SUPPLY AIR EXHAUST AIR DUCT DUCT ENTHALPIC CORE FIGURE 1.2.0 EV PREMIUM CUTAWAY VIEW 1.800.627.4499 www.renewaire.com (800) 627- 4499 support@renewaire.com... -
Page 7: Unit Weights
ACCESS/VIEWING PORT AIR PRESSURE TEST PORTS (4) DUCT CONNECTORS (4) FIGURE 2.1.0 PRESSURE PORT LOCATIONS www.renewaire.com (800) 627- 4499 support@renewaire.com 2.2 FANS The EV Premium has two advanced, high efficiency electronically commutated (EC) 120VDC variable speed fans. One fan is used for intake air (Outdoor Air/Supply Air) and the other fan is for the exhaust airstream (Return Air/Exhaust Air). -
Page 8: Controller Power Supply
COMPONENT DESCRIPTION EV-Series Premium 2.3.1 Controller Power Supply Each EV Premium has one terminal strip mounted on the end of the unit. The terminal strip is a 24VAC power supply terminal. The unit control board provides up to 12VA (approximately 0.5A) which can be used to power the various optional control accessories. -
Page 9: Figure 2.4.0 Airstream Illustration
SUPPLY AIR EXHAUST AIR (TO OCCUPIED SPACE) (TO OUTDOORS) FIGURE 2.4.0 AIRSTREAM ILLUSTRATION NOTE: ERV blower www.renewaire.com (800) 627- 4499 support@renewaire.com may be operated separate from furnace blower. FIGURE 2.4.1 SEPARATE RETURN AIR PICK-UP—SUPPLY AIR TO FURNACE RETURN AIR TRUNK... -
Page 10: Enthalpic Core
THIS FILTER CAN BE REPLACED WITH A PLEATED PAPER MERV 13 FILTER. FIGURE 2.6.0 EV PREMIUM FILTER LOCATIONS 2.7 CONTROLS TERMINAL STRIP www.renewaire.com (800) 627- 4499 support@renewaire.com A single terminal strip is located at the end of each EV Premium, providing a 24VAC connection to Boost mode or to control accessories. -
Page 11: Unit Placement
3.0 UNIT PLACEMENT NOTE: If you wish to RenewAire recommends installation of the EV Premium by a professional HVAC installer with install the unit in an knowledge of local building codes who is able to properly balance the air streams prior to use. -
Page 12: Ac Power Source
Observe all OSHA-approved work practices. Always wear OSHA-approved Personal Protective Equipment (PPE). 4.1 USER-SUPPLIED INSTALLATION MATERIALS RenewAire suggests the use of a duct hoist for hoisting the EV Premium into position. For all installations: Medium-strength thread-lock, UL-181—rated mastic for duct connections,... -
Page 13: Factory-Recommended Low-Voltage Service Entry
4.5 SELECTING AIRFLOW SETTINGS changing airflow volumes for either Continuous (low For assistance in determining correct airflow settings, go to https://www.renewaire.com/how-to- speed) or Boost (high buy/home-ventilation-solutions/. This site will provide a basic low-speed (Continuous) air volume speed) modes, the fans for a residence based on factors such as square footage and the number of bedrooms that are should again be balanced. -
Page 14: Figure 4.6.0 Pressure Port Locations
USE THESE TWO PRESSURE PORTS TO CHECK PRESSURE DROP FOR THE RA AIRSTREAM FIGURE 4.6.0 PRESSURE PORT LOCATIONS www.renewaire.com (800) 627- 4499 support@renewaire.com Verify the unit has clean filters in place. Open the pressure port caps for the OA airstream and then insert the tubing into the openings about 1". -
Page 15: Wiring Schematics
INSTALLATION EV-Series Premium 4.7 WIRING SCHEMATICS FIGURE 4.7.0 EV PREMIUM WIRING SCHEMATIC 1.800.627.4499... -
Page 16: Figure 4.7.1 Ev Premium Hard-Wired Wiring Schematic
INSTALLATION EV-Series Premium FIGURE 4.7.1 EV PREMIUM HARD-WIRED WIRING SCHEMATIC 1.800.627.4499... -
Page 17: Low-Voltage Wiring Diagrams
ERV via the HVAC fan. This can be prevented by installation of a damper installed at the fresh air outlet of the ERV. RenewAire’s MD-Series 24-volt dampers can be wired to an EV Premium unit for this purpose. For more detailed information on installation, please refer to the MD series damper manual. -
Page 18: Damper Installation For Continuous Erv Operation
OPERATION EV-Series Premium 4.9.1 Damper installation for Continuous ERV Operation If the ERV is set up to provide continuous airflow, an MD series damper can be wired to the 24VAC and COM terminals on the unit terminal block. The damper will open whenever the unit has 120VAC power and close when power is lost. -
Page 19: Airflow Readings At Commissioning
OPERATION EV-Series Premium 5.2 AIRFLOW READINGS AT COMMISSIONING 5.2.1 Conversion of Pressure Drop to Airflow See the tables below. (Units equipped with clean MERV 8 filters.) To determine the airflow in CFM, obtain the manometer readings shown above and calculate the differences between them. -
Page 20: Continuous Mode (Low Speed)
MAINTENANCE EV-Series Premium 5.2.2 Continuous Mode (low speed) Outdoor Airflow: Return Airflow: 5.2.3 Boost Mode (high speed) Outdoor Airflow: Return Airflow: 6.0 MAINTENANCE IMPORTANT The primary maintenance requirement is filter replacement. Filters are not to be cleaned, they This unit is only to be must be replaced. -
Page 21: Service Parts
MAINTENANCE EV-Series Premium 6.4 SERVICE PARTS FIGURE 6.4.0 EV PREMIUM SERVICE PARTS newaire.com (800) 627- 4499 support@renewaire.com 1.800.627.4499... -
Page 22: Troubleshooting
TROUBLESHOOTING EV-Series Premium 7.0 TROUBLESHOOTING 7.1 INDICATION OF PROBLEM CAUTION Indications of a problem with the ERV may be the perception that fresh air is not being delivered. The first step in resolving an apparent problem with an EV Premium ERV is to verify Many of the troubleshoot- that there actually is a problem. -
Page 23: Inadequate Or Reduced Airflow From The Ev Premium
Unit Information page in the front of this manual. The person you speak with at the factory will need that information to properly identify the unit. To contact RenewAire Customer Service: Call 800-627-4499 RenewAireSupport@RenewAire.com... - Page 24 About RenewAire For over 40 years, RenewAire has been a pioneer in enhancing indoor air quality (IAQ) in commercial and residential buildings of every size. This is achieved while maximizing sustainability through our fifth-generation, static-plate, enthalpic-core Energy Recovery Ventilators (ERVs) that optimize energy efficiency, lower capital costs via load reduction and decrease operational expenses by minimizing equipment needs, resulting in significant energy savings.
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