RenewAire HE1XRT Installation, Operation & Maintenance Manual
Energy recovery ventilator
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Summary of Contents for RenewAire HE1XRT
- Page 1 INSTALLATION, OPERATION & MAINTENANCE MANUAL INSTALLATION, OPERATION & MAINTENANCE MANUAL ENERGY RECOVERY VENTILATOR ENERGY RECOVERY VENTILATOR HE1XRT MODEL: HE1XRT WWW.RENEWAIRE.COM...
- Page 2 HE1XRT HE1XRT TABLE OF CONTENTS HE1XRT INFO HE1XRT info ......2-9 Installation ....... 10-18 Start-up ......19-21 Maintenance .....22-23 WARNING RISK OF FIRE, ELECTRIC SHOCK, OR INJURY. OBSERVE ALL CODES AND THE FOLLOWING: 1. Before servicing or cleaning the unit, switch and exhausting of gases through the fl...
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Page 3: He1Xrt Info
HE1XRT HE1XRT INFO WARNING WARNING Three phase motors are NOT suitable for use with Moteurs de trois phase ne convient pas pour utilisation DANGER OF INJURY solid state speed control. If speed control is desired avec regulateur de vitesse electronique. Si la régulation OR DAMAGE. - Page 4 Digits 10, 16 and 17 are not used in these models. Restrictions: NOTE: RenewAire reserves the right to make changes in the design or specifi cations of products at any time without notice. Unless otherwise specifi ed, dimensions are rounded to the nearest eighth of an inch.
- Page 5 ROOFTOP UNIT SPECIFICATIONS Ventilation Type: Options: Static plate, heat and humidity transfer Qty. 2, EC Motor (see HE1XRT EC Motor submittal) - 0.5 HP 120V/1Ph/60HZ, Typical Airflow Range: 250-870 CFM 0.5 HP 208-230V/1Ph/60HZ AHRI 1060 Certified Core: One L125-G5 Integrated programmable controls...
- Page 6 WWW.RENEWAIRE.COM WWW.RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499 1.800.627.4499...
- Page 7 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL WWW.RENEWAIRE.COM...
- Page 8 HE1XRT HE1XRT INFO CONFIGURATIONS The HE1XRT is available from the factory in four different confi gurations 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 9 HE1XRT HE1XRT INFO NOTES THIS PAGE LEFT BLANK 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL WWW.RENEWAIRE.COM...
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Page 10: Installation
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 11 There are pairs of rigging holes at each upper corner of the unit. Use slings or shackles at all four RIGGING corners. Spreader bars are recommended in order to avoid damage to the unit. INFORMATION CURB SPECIFICATIONS Indicates locations at HE1XRT UNIT CORNER WEIGHTS (LBS) HE1XRT UNIT CORNER WEIGHTS (LBS) which corner weights SINGLE-WALL are calculated: along PHASE UNIT centers of curbs rails.
- Page 12 GENERAL PRACTICES RADIATED NOISE ATTENUATION Take these simple steps to attenuate noise from the unit. The HE1XRT is insulated with high-density fi berglass. This provides signifi cant attenuation Outside the building: of radiated sound from the unit itself. The exhaust hood is the primary source of noise outside the building.
- Page 13 Fresh Air and the Exhaust Air should be roughly equal (or “balanced”) for best performance of the Duct Insulation HE1XRT Unit. See unit specifi cation sheet for CFM/ If the inside ducts run through un-conditioned ESP curves for available horsepower motors.
- Page 14 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.
- Page 15 HE1XRT P1 AND P3 WIRING SCHEMATICS - STANDARD WIRING SCHEMATICS NOTE: Schematics shown are representative of standard units. See Unit Schematic label for detailed information. HE1XRT P1 AND P3 IBC WIRING SCHEMATICS WITH INDEPENDENT BLOWER CONTROL 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL WWW.RENEWAIRE.COM...
- Page 16 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 17 HE1XRT INSTALLATION CONTROL WIRING NOTE: The simplifi ed 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.
- Page 18 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.
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Page 19: 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 energy from the exhaust air to the fresh air. - Page 20 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 21 HE1XRT START-UP FILTER SPECIFICATIONS START-UP • (2) 20” x 20” x 2”(nominal) pleated fi lters. 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...
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Page 22: Maintenance
HE1XRT MAINTENANCE SERVICE PARTS HE1XRT WWW.RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... - Page 23 INSPECT AND CHANGE THE FILTERS REGULARLY. Inspect and/or replace fi lters 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 24 ABOUT RENEWAIRE For over 30 years, RenewAire has been a pioneer in improving people’s health, cognitive function, productivity and wellbeing by enhancing indoor air quality (IAQ) in homes and buildings of every type. This is done energy-effi ciently, cost-effectively and sustainably via our fi fth-generation, static-plate, enthalpy-core Energy Recovery Ventilators (ERVs) and Dedicated Outdoor Air Systems (DOAS) that reuse otherwise-wasted energy to condition incoming outdoor air.
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