RenewAire LE8XRTF Recovery Ventilator Manuals

Manuals and User Guides for RenewAire LE8XRTF Recovery Ventilator. We have 1 RenewAire LE8XRTF Recovery Ventilator manual available for free PDF download: Installation, Operation & Maintenance Manual

RenewAire LE8XRTF Installation, Operation & Maintenance Manual

RenewAire LE8XRTF Installation, Operation & Maintenance Manual (44 pages)

ENERGY RECOVERY VENTILATOR

Brand: RenewAire | Category: Fan | Size: 6 MB

Table of Contents

Important Safety Information
2
Unit Information
3
Table of Contents
4
Configuration Code for Le8Xrt Models
6
Le8Xrt Submittal Specifications
7
Le8Xrt Rtv/Rtr Dimensions
8
Le8Xrt Rth/Rtf Dimensions
9
Overview
10
- Description
  10
- Factory Assembly of Modules
  10
- Models
  10
  - Le8Xrtf
    10
  - Le8Xrth
    10
LE8XRTF Duct Configuration
10
LE8XRTH Duct Configuration
10
- Le8Xrtr
  11
- Le8Xrtv
  11
- Curbs
  11
LE8XRTR Duct Configuration
11
LE8XRTV Duct Configuration
11
LE8XRT Hood (Typ)
11
LE8XRT Hood Shipping Location (Typ)
11
Component Description
12
- Cabinet Construction
  12
  - Cabinet Paint
    12
  - Hoods
    12
- Fan Motors
  12
- Fan Speed Control
  12
- Dampers
  12
- Enthalpic Core
  12
- Filters
  12
  - Filter Monitors
    12
- Controls
  13
  - Integrated Microprocessor Controls
    13
Renewaire Microprocessor Controller
13
Premium Microprocessor Controls Installed
13
Renewaire Microprocessor Controller Expansion Board
13
- Variable Frequency Drive
  14
- Optional Control Accessories
  14
  - Carbon Dioxide Control
    14
  - Digital Time Clock
    14
Carbon Dioxide Sensor, Room/Wall Mount
14
Time Clock, Panel Mount
14
Vfds Mounted Inside ERV
14
Time Clock, Exterior Enclosure
14
Carbon Dioxide Sensor, Duct Mount
14
VFD Keypads Found in E-Box
14
- Indoor Air Quality Sensor (IAQ)
  15
- Motion Occupancy Control
  15
- Smoke Detector
  15
IAQ Sensor, Wall Mount
15
Ceiling Mount Occupancy Sensor
15
IAQ Sensor, Duct Mount
15
Wall Mount Occupancy Sensor
15
Unit Weights
16
- Le8Xrt Corner Weights
  16
Shipping / Receiving / Handling
17
- Unit Weights / Dimensions
  17
  - Unit Dimensions and Weight
    17
  - Shipping Dimensions and Weight
    17
- Receiving
  17
- Rigging
  17
- Handling and Storage
  17
Unit Placement
18
Double-Flange Duct Connection
19
- Electrical Connections
  20
  - Factory-Recommended Electric Service Entry
    20
Installation
19
- Assembly of Modules
  19
- Duct Connections
  19
- Indoor Sound Attenuation
  19
E-Box Main Disconnect Switch
20
E-Box with Knockouts on Bottom
20
E-Box Low Voltage Terminal Strip
20
- Wiring Schematics
  21
Single Phase Wiring Schematic
21
Three Phase Wiring Schematic
22
- Control Connections
  23
24 VAC Power Supply Transformer
23
- Motor Protection
  24
  - Units Equipped with Motor Starters
    24
  - Units with Variable Frequency Drives (Vfds)
    25
- External Control Connections
  25
  - Single 2 - Wire Control, Unpowered
    25
Control Contractor Information
23
- Vac Class II Power Supply
  23
Dry Contactors and Overload Relays
25
Single 2-Wire Control, Unpowered
25
24 VAC from External Source
26
External Control Using ERV 24 VAC
26
Control with 2 Non-Powered Relay Contacts
27
Control with 2 "ON" Signals, External Power
27
- Sequence of Operation
  27
Pre Start-Up
29
- Verify Voltages
  29
- Verify Transformer Wiring
  29
- Inspect Filters
  29
- Inspect Foam Gasketing
  29
- Inspect Motor Vibration Isolators
  29
- Inspect Belts and Verify Sheave Alignment
  29
- Inspect Fan
  29
- Inspect and Clean the Interior
  29
- Inspect Ductwork Connections
  29
Start-UP
30
- Verify Correct Fan Rotation Direction
  30
- Basic Operational Check
  30
  - Motor Starter Units
    30
  - VFD Units
    30
- Adjust Motor Sheaves
  31
Clean Filter Pressure Drop Table (In. W.g.)
31
- Electric Motor Maintenance
  32
  - Belt Tension
    32
  - Sheave Condition
    32
  - Motor Cleanliness
    32
  - Motor Lubrication
    32
Maintenance
31
- Maintenance 24 Hrs. after Start-Up
  31
- Maintenance 30 Days after Start-Up
  31
- Maintenance Schedule
  31
- Filters
  31
Fan Belt Tensioning
32
- Pillow Blocks
  35
Fan Pillow Block
35
- Enthalpic Core Maintenance
  36
  - Removal of Enthalpic Cores
    36
  - Reinstallation of Enthalpic Cores
    36
End View of Core Support Assembly
36
- Service Parts
  37
LE8XRT Service Parts
37
Fan and Motor Sled
38
Plenum Divider Panels
38
- Risk of Core Damage
  39
- Filter Replacement Practices
  39
MAINTENANCE Reference
38
- Plenum Dividers
  38
- Fan / Motor Removal
  38
- Vibration Isolator Adjustment
  38
Filter Extractor Hook
39
Typical Spring-Type Vibration Isolator
39
Filter Spacers
39
- Door Latch Adjustment
  40
- Measuring Airflow
  40
Air Flow Test Port
40
Air Flow Test Port Location
40
- Sheave Adjustment
  41
Table of Sheave Adjustments
41
Two-Belt Adjustable Sheave (Typ)
41
- Maintenance Records
  42

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