RenewAire HE1XRT Installation, Operation & Maintenance Manual
Energy recovery ventilator
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- Installation, operation & maintenance manual (24 pages) ,
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- Installation, operation and maintenance manual (36 pages)
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Summary of Contents for RenewAire HE1XRT
- Page 1 INSTALLATION, OPERATION & MAINTENANCE MANUAL ENERGY RECOVERY VENTILATOR HE1XRT MODEL: HE1XRT WWW.RENEWAIRE.COM...
- Page 2 "G" = TERMINAL STRIP FOR EC MOTORS NOTE: RenewAire reserves the right to make changes in the design or specifications of products at any time without notice. Unless otherwise specified, dimensions are rounded to the nearest eighth of an inch.
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Page 3: Installation
20” x 20” nominal size Accessories: Weight: CURB1X - HE1XRT Rooftop Curb 265 lbs (unit), 350 lbs (shipping weight on pallet) 1XHECC - HE1XRT Tie Down Clip Kit SUPPLEMENTAL MANUALS MOTORS : Two Direct drive motorized impeller packages AVAILABLE FOR THE HE1XRT Min. Cir. - Page 4 HE1XRT HE1XRT INFO CONFIGURATIONS The HE1XRT is available from the factory in four different configurations to meet different connection requirements: DESCRIPTION OF OPTION CODE MOUNTING OPTION DUCT CONNECTION CONFIGURATION Room Air [RA] enters bottom of unit. HE1XRTV Roof Curb Fresh Air [FA] exits bottom of unit.
- Page 5 HE1XRT HE1XRT INFO 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL WWW.RENEWAIRE.COM...
- Page 6 YOUR INSTALLATION The HE1XRT is designed for installation on a roof or other outside location. Select a location that is central to the inside duct runs, and close to any other air handler that might be part of the system.
- Page 7 INFORMATION CURB 43 3/4" ID SPECIFICATIONS 14 1/4" 14 1/4" 47 1/2" OD 68 3/4" Service Area Indicates locations at HE1XRT UNIT CORNER WEIGHTS (LBS) which corner weights SINGLE-WALL are calculated: along PHASE UNIT centers of curbs rails. 1-PHASE 3-PHASE...
- Page 8 SOUND GENERAL PRACTICES RADIATED NOISE ATTENUATION The HE1XRT is insulated with high-density Take these simple steps to attenuate noise from the unit. fiberglass. This provides significant attenuation Outside the building: of radiated sound from the unit itself.
- Page 9 (or “balanced”) for best performance of the Duct Insulation HE1XRT Unit. See unit specification sheet for CFM/ If the inside ducts run through un-conditioned ESP curves for available horsepower motors.
- Page 10 INSTALLATION INSTRUCTIONS MOUNTING THE UNIT - ON ROOF CURBS ELECTRICAL SPECIFICATIONS The base of the HE1XRT is designed for installation NOTE: If your unit is equipped with ECM Motors, on typical Roof Curbs that come with 1½” wide please refer to “ECM Motor Manual Supplement for wood nailers on the top edge.
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Page 11: Installation
HE1XRT INSTALLATION HE1XRT P1 AND P3 WIRING SCHEMATICS WIRING SCHEMATICS - STANDARD HE1XRT P1 AND P3 IBC WIRING SCHEMATICS WITH INDEPENDENT BLOWER CONTROL 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL WWW.RENEWAIRE.COM... - Page 12 In extreme supply system that operates the unit’s contactor(s) for HE1XRT. The ERV’s 24VAC Power Supply can cases, the transformer itself is designed to fail safely. also be used to power the externally-installed con- trols system: up to 8VA of power is available.
- Page 13 HE1XRT INSTALLATION CONTROL WIRING NOTE: The simplified schematics below show CAUTION SCHEMATICS only the relevant portions of the low-voltage Be careful if the external control system provides control circuit in the ERV unit and representational 24VAC power at its control output: make sure external control approaches.
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Page 14: Start-Up
HE1XRT INSTALLATION CONTROL WIRING D. Control System Sending two 24VAC “On” Signals (from an external power source): ERVs with SCHEMATICS Independent Blower Control Only: Make sure the jumper is NOT installed between Terminals 2 & 3. Now you safely can apply one of the 24VAC signals to Terminals 3 & 4 to operate the ERV’s isolation relay for the Fresh Air Blower. -
Page 15: Start-Up
PRINCIPAL OF OPERATION OPERATION The HE1XRT has one basic purpose: to exhaust The HE1XRT is a very simple device, and will accomplish this purpose as long as the blowers air from a structure and bring in fresh air from outside, while transferring heating or cooling for both airstreams are able to move air through the energy-exchange core. -
Page 16: Maintenance
HE1XRT START-UP START-UP EQUIPMENT REQUIRED A magnehelic gauge or other device capable of • measuring 0 to 1.5 in. water of differential pressure. NOTE: Be sure to remove cap from pressure port 2 pieces of natural rubber latex tubing, 1/8” ID, before inserting tubing. - Page 17 A.xlsx 20x20x2 MERV 8 (IOM) HE1XRT START-UP FILTER SPECIFICATIONS START-UP • (2) 20” x 20” x 2”(nominal) pleated filters. Actual size: 19.5” x 19.5” x 1.75” • Unit shipped with MERV-8 Filters. Minimum recommended effectiveness: MERV-6 INITIAL PRESSURE DROP OF MERV 8 FILTERS - SUPPLIED WITH THIS UNIT...
- Page 18 HE1XRT MAINTENANCE SERVICE PARTS HE1XRT www.renewaire.com (800) 627- 4499 support@renewaire.com WWW.RENEWAIRE.COM 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL...
- Page 19 INSPECT AND CHANGE THE FILTERS REGULARLY. Inspect and/or replace filters every two or three months when the HE1XRT is in regular use, or as needed. Filters must be used or the energy exchange core will become blocked by dust and the unit will not do its job.
- Page 20 Every time. Anywhere. At RenewAire — unlike other ventilation suppliers — advanced ventilation solutions are all we do. Our sole passion. Which is why for all commercial projects, we are the “V” in HVAC...
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