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Summary of Contents for RenewAire LE10XRTH
- Page 1 INSTALLATION, OPERATION & MAINTENANCE MANUAL ENERGY RECOVERY VENTILATOR LE10XRT Model LE10XRTH Shown (also available as separate modules for field assembly) RENEWAIRE.COM...
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Page 2: Important Safety Information
NOTICE This unit is for ventilating finished structures only. It is not to be used until after all construction has been completed and construction debris and dust are cleaned from the Occupied Space. RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 3: Unit Information
UNIT INFORMATION In the unlikely event that factory assistance is ever required, information located on the unit label will be needed. Configuration (Option) Code Unit Label (typical) 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 4: Table Of Contents
1.3 MODELS 7.3.3 Control Sending 24 VAC “ON” Signal 1.3.1 LE10XRTF 7.3.4 External Control Using ERV Power Supply 1.3.2 LE10XRTH 7.3.5 Control with 2 Non-Powered Relay Contacts 1.3.3 LE106XRTR 7.3.6 Control with 2 “ON” Signals, External Power 7.4 SEQUENCE OF OPERATION 1.3.3 LE10XRTV... - Page 5 LE10XRTV Duct Configuration LE10XRT Hood (typ) LE10XRT Hood Shipping Location (typ) RenewAire Microprocessor Controller Premium Microprocessor Controls Installed RenewAire Microprocessor Controller Expansion Board Carbon Dioxide Sensor, Room/Wall Mount Time Clock, Panel Mount VFDs Mounted Inside ERV Time Clock, Exterior Enclosure...
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Page 6: Configuration Code For Le10Xrt Models
For Technical Support E-mail: RenewaireSupport@renewaire.com 4: Motor Codes "Q" and "R" (all 10 HP Speeds) not available in LE-6X & LE-8X. To Place an Order E-mail: RenewaireOrders@renewaire.com 5: Some units with Customization Code "X" are not safety listed. 6: Unit Control Code "V" only available with Motor Codes "G", "L", & "N" in LE-6X. -
Page 7: Le10Xrt Submittal Specifications
21.0-19.0 52.0 Three 21.4 23.5 Three 17.1 18.8 208-230 Three 27.0-24.4 60.8 27.0-24.4 66.8 10.0 Three 12.2 27.5 12.2 30.2 Three 9.76 22.0 9.76 24.2 Subject to change without notice: RENEWAIRE.COM | 1.800.627.4499 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 8: Le10Xrt Rtv/Rtr Dimensions
SPECIFICATIONS & DIMENSIONS RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499 Subject to change without notice: RENEWAIRE.COM | 1.800.627.4499... -
Page 9: Le10Xrt Rth/Rtf Dimensions
SPECIFICATIONS & DIMENSIONS Subject to change without notice: RENEWAIRE.COM | 1.800.627.4499 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 10: Overview
LE10XRTF Duct Configuration LE-RTH LE-RTR 1.3.2 LE10XRTH The LE10XRTH features Room Air (RA) entering on one side of the unit and Fresh Air (FA) exiting on the other side. This model is typically mounted on equipment rails. LE-RTH LE-RTR Room Air (RA) enters lower right side of unit. -
Page 11: Le106Xrtr
Fresh Air (FA) exits through the floor of the unit. LE10XRTV Duct Configuration LE-RTH LE-RTR 1.4 CURBS For further information on curbs used with LE units, see the following RenewAire manuals: • LE Rigging Manual • Curb Clips Manual •... -
Page 12: Component Description
See digit 22 of the Configuration Code. Note that units ordered with integrated programmable controls have filter monitoring supplied. RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 13: Controls
VFD package. 2.7.1 Integrated Microprocessor Controls RenewAire offers an integrated microprocessor controller as an option for ERVs. It is available in either an Enhanced or a Premium version. See the RenewAire Integrated Microprocessor Controls Manual for further information. -
Page 14: Variable Frequency Drive
VFD Keypads Found in E-Box 2.8 OPTIONAL CONTROL ACCESSORIES RenewAire offers a number of control accessories as options that are to be field-installed and wired directly to the ERV low voltage terminal strip. When wired to the ERV low voltage terminal strip, each device functions as an ON/OFF switch for the ERV but they will not modulate the ERV. -
Page 15: Indoor Air Quality Sensor (Iaq)
Ceiling Mount Occupancy Sensor Wall Mount Occupancy Sensor 2.8.5 Smoke Detector A duct-mounted smoke detector is available to monitor for smoke and act as an ON/OFF switch for the ERV. It draws 2.3 VA. Smoke Detector 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 16: Unit Weights
11/24/2015 KMC SPECIFICATIONS SUBJECT CORNER WEIGHTS AT LIFTING LUGS TO CHANGE WITHOUT NOTICE. Do not scale drawing Sheet 1 of 4 62.4" BASIC UNIT WEIGHTS (lbs.) RenewAire LLC LE10X-RT_CORNER_WEIGHTS_MAY18.dwg Curb Centerline Motors UNIT LE10X-RT Corner Weights 11/24/2015 KMC SPECIFICATIONS SUBJECT... -
Page 17: Shipping / Receiving / Handling
4.1 UNIT WEIGHTS / DIMENSIONS 4.1.1 Unit Dimensions and Weight For unit dimensions and weight, see the RenewAire product submittal. Also see sections 3.3 and 3.4 Corner Weights in this manual. 4.1.2 Shipping Dimensions and Weight For unit shipping dimensions and weight, see the RenewAire product submittal. Also see sections 3.3 and 3.4 Corner Weights in this manual. -
Page 18: Unit Placement
Do not install the unit inside a garage or parking structure. NOTICE This ERV must be installed in compliance with SMACNA guidelines and all applicable local building codes. 5.3 SERVICE CLEARANCES See Section 3.0 Unit Drawings for required service clearances. RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 19: Installation
Many ERVs are ordered pre-assembled at the factory. For those units that are to be assembled in the field, follow the assembly instructions found in the accompanying LE Models: Shipping, Rigging, Lifting, Assembly manual, to be found in the documentation package shipped with each unit and available online at www.renewaire.com. 6.2 DUCT CONNECTIONS Ducts inside All duct connections to the sides of the unit are equipped with double-flanged duct connections. -
Page 20: Electrical Connections
Knockouts for Entry of High Voltage Service Low Voltage Terminal Strip E-Box with Knockouts on Bottom Grounding Disconnect Switch Low Voltage In E-Box Low Voltage Terminal Strip High Voltage In E-Box Main Disconnect Switch RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 21: Wiring Schematics
LE10XRT ERV 6.5 WIRING SCHEMATICS This schematic is for reference only. The wiring schematic attached to the unit is as-built. Contact RenewAire Customer Service for wiring diagrams of specific configurations. Single Phase Wiring Schematic 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... - Page 22 ELECTRICAL CONNECTIONS LE10XRT ERV This schematic is for reference only. The wiring schematic attached to the unit is as-built. Contact RenewAire Customer Service for wiring diagrams of specific configurations. Three Phase Wiring Schematic RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499...
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Page 23: Control Connections
If the transformer is subjected to excessive load or a short circuit, the integral circuit breaker will trip. Shut off the primary-side power to the unit and remove the excessive load or the short circuit. The circuit breaker can be reset about 15 seconds after it trips. 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 24: Motor Protection
Terminals 96 and 97 on the overload relays and terminals 14 and 13 of the contactors are Normally Open (NO) dry contacts and may be used to signal that the contactors are closed and / or that the overload relays have tripped. RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 25: Units With Variable Frequency Drives (Vfds)
Connect Switch between Terminals 1 & 4 Isolation Relay Coil (Fresh Air) Isolation Relay Coil (Exhaust Air) Connect Terminals 4 & 5 Single 2-Wire Control, Unpowered Image A from Filename: Control Connections HE2XRT and larger JUL14.dwg Friedlander 5/5/2011 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 26: Single 2 - Wire Control, Separate Power
Connect the other side of the output contact to terminal 4 in order to control the FA blower. • Connect the other side of the output contact to terminal 5 in order to control the EA blower. RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 27: Control With 2 "On" Signals, External Power
VFD or unless only one of the blowers is in an airstream with a Damper. When set up for Independent Blower Operation, each blower will follow an independent operating sequence. 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... - Page 28 Alternately, the VFD might be controlled by a Time Clock, which defines different operating periods (e.g. “occupied” and “unoccupied”). Each period calls on one of up to three different VFD Presets to provide different motor speeds in different operating periods. RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499...
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Page 29: Pre Start-Up
Thoroughly clean the inside of the unit by vacuuming and/or wiping metal surfaces with a damp rag. 8.9 INSPECT DUCTWORK CONNECTIONS Ducts attached to the ERV must be firmly attached, sealed and supported in accordance with installation instructions and SMACNA guidelines. 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 30: Start-Up
Turn Disconnect Switch on the face of the E-Box to the OFF position. Disconnect power at the branch circuit supply. Lock and tag the disconnect. • Disconnect jumper from terminal 1 to terminal 4, but otherwise leave the jumpers in place for the convenience of following contractors. RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 31: Adjust Motor Sheaves
11.7 and 11.8 for more detailed adjustment information. 10.0 MAINTENANCE RenewAire ERVs are built to operate with minimal maintenance. After unit commissioning, the prima- ry areas of attention are the air filters and periodic lubrication of the fan motors and fan bearings. -
Page 32: Electric Motor Maintenance
Each motor manufacturer specifies the frequency of maintenance and the amount and type of grease to use on the bearings. Do not mix different types of grease. Check the manufacturer’s web site for each specific motor. RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... - Page 33 The most commonly used motors in RenewAire ERVs are made by Baldor. If you are viewing this document on a computer connected to the internet, click the button below to go directly to their web site.
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Page 34: Pillow Blocks
Leave a small amount of grease on the zerk as a protective coating. • In all cases, Industry Best Practices should be observed. Maintain a record of every lubrication and the type of lubricant used. RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 35: Enthalpic Core Maintenance
Carefully pull out the cores one at a time. Remove Filters Remove Support Members End View of Core Support Assembly 10.7.2 Reinstallation of Enthalpic Cores To reinstall the cores, reverse the process shown above. 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 36: Service Parts
MAINTENANCE LE10XRT ERV 10.8 SERVICE PARTS LE10XRT Service Parts RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 37: Maintenance Reference
Two different isolator spring strengths may be used and they cannot be interchanged. Each isolator has a support 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 38: Risk Of Core Damage
11.5 FILTER REPLACEMENT PRACTICES RenewAire has provided a filter replacement tool called a filter extractor hook. See picture below. In ad- dition, the filter spacers have a tab on the ends where a pull cord can be inserted. With a cord installed in the tab holes, it is possible to simply pull the cords and withdraw six filters at once. -
Page 39: Door Latch Adjustment
Be sure to reinsert the test port cap when air flow measuring is finished. Motors that are controlled by factory-installed VFDs are equipped with fixed sheaves. The entire speed range that can be obtained with variable sheaves can be obtained by adjusting the VFD. 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... -
Page 40: Sheave Adjustment
1122 1143 1163 1184 1204 1225 1245 1266 1286 1306 1326 2VP68 D4900 Table of Sheave Adjustments Loosen Set Screw on Each Adjustable Flange Fixed Position Flange Adjustable Flanges Two-Belt Adjustable Sheave (typ) RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499... -
Page 41: Maintenance Records
MAINTENANCE LE10XRT ERV 11.9 MAINTENANCE RECORDS AIR FILTER REPLACEMENT RECORD FILTERS REPLACED DATE: ENTHALPIC CORES CLEANING RECORD CORES CLEANED DATE: 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM... - Page 42 REQUIRED LUBRICANT (from motor manufacturer’s website): FRONT BEARING LUBE REQUIREMENTS: REAR BEARING LUBE REQUIREMENTS: LUBRICATION PERFORMED DATE: FA FAN PILLOW BLOCKS REQUIRED LUBRICANT (from pillow block manufacturer’s website): BEARING LUBE REQUIREMENTS: LUBRICATION PERFORMED DATE: RENEWAIRE.COM INSTALLATION, OPERATION AND MAINTENANCE MANUAL 1.800.627.4499...
- Page 43 MAINTENANCE LE10XRT ERV THIS PAGE INTENTIONALLY LEFT BLANK 1.800.627.4499 INSTALLATION, OPERATION AND MAINTENANCE MANUAL RENEWAIRE.COM...
- Page 44 A BOU T RENEWAI RE For over 30 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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