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INSTALLATION INSTRUCTIONS
Wall Mount Energy Recovery Ventilator
For Use with Bard 1.5 – 3 Ton
Wall Mount Air Conditioners and Heat Pumps
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
www.bardhvac.com
with Exhaust
Models:
ERV-FA2 ERV-FC2
ERV-FA3 ERV-FC3
Manual:
2100-701
Supersedes: NEW
Date:
3-1-19
Page
1 of 16
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Table of Contents
Related Manuals for Bard ERV-FA2
Summary of Contents for Bard ERV-FA2
- Page 1 INSTALLATION INSTRUCTIONS Wall Mount Energy Recovery Ventilator with Exhaust Models: ERV-FA2 ERV-FC2 ERV-FA3 ERV-FC3 For Use with Bard 1.5 – 3 Ton Wall Mount Air Conditioners and Heat Pumps Bard Manufacturing Company, Inc. Manual: 2100-701 Bryan, Ohio 43506 Supersedes: NEW...
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Page 2: Table Of Contents
CONTENTS Model Nomenclature ..........3 Figures Electrical Specifications ......... 3 Figure 1 Remove Access Panels ......6 General Description ..........3 Figure 2 Remove Filter, Filter Support Bracket and Exhaust Cover Plate and Install General Information ..........3 Exhaust Damper Assembly ....7 Unpacking ............ -
Page 3: Model Nomenclature
It is designed as a single package which can be easily • Installation instructions factory or field installed for new installations or retrofit to the new Bard W**A and W**H series wall-mounted UNPACKING units. The package consists of a unique rotary energy recovery cassette that can be easily removed for Upon receipt of the equipment, be sure to compare the cleaning or maintenance. -
Page 4: Performance And Application Data - Wervp*2
PERFORMANCE AND APPLICATION DATA – ERV-F*2 Summer Cooling Performance (Indoor Design Conditions 75°DB/62°WB) Ambient Ventilation Rate 250 CFM Ventilation Rate 225 CFM Ventilation Rate 200 CFM 62% Efficiency 63% Efficiency 63% Efficiency 11925 8100 1325 79394 5022 10727 7287 3441 6758 4591 2168... -
Page 5: Performance And Application Data - Wervp*3
PERFORMANCE AND APPLICATION DATA – ERV-F*3 Summer Cooling Performance (Indoor Design Conditions 75°DB/62°WB) Ambient Ventilation Rate 400 CFM Ventilation Rate 325 CFM Ventilation Rate 250 CFM 63% Efficiency 64% Efficiency 65% Efficiency 19080 12960 6120 12020 8164 3855 15502 10530 4972 9921 6739... -
Page 6: Figure 1
1. Unpack the ventilator assembly which includes the integral ventilator with attached electrical harness For Use with the Model Electrical and miscellaneous hardware. Following Units W18AB-A W18HB-A 230/208V ERV-FA2 W24AB-A, -B W24HB-A, -B 1 or 3 phase WARNING 460V ERV-FC2 W24AB-C W24HB-C 3 phase... -
Page 7: Figure 2
4. Remove and save existing unit return air filter. Remove left side filter support bracket by unscrewing two (2) screws from left side of unit. Remove and save top four (4) screws from front grille (see Figure 2). 5. Remove and discard exhaust cover plate (see Figure 2). -
Page 8: Install Ventilator
6. Insert ventilator into the unit to the far left side, 7. Remove outer and inner control panel covers. making sure to clear the right filter bracket. Once 8. Remove female plug of high voltage wiring harness the ventilator is fully inserted, slide the ventilator (3-pin plug) from the heat recovery assembly to the right until it is tight against the back of the and snap into unit control panel (from inside... -
Page 9: Install Low And High Voltage Plugs And Wiring
9. Plug low voltage plug (12-pin plug) from the heat 11. Replace inner and outer control panel covers. recovery unit into the front side of the control 12. Ventilator checkout panel (see Figures 3 and 4). A. Resupply power to unit. NOTE: These 24 volt control wires control the starting B. -
Page 10: Install Fresh Air Intake Hood Assembly
C. Ventilator heat transfer wheels should rotate 14. Replace the vent option access panel with the new slowly (49 RPM). Intake and exhaust blowers panel provided. Attach air intake hood with screws should run and indoor comfort blower should provided (see Figure 5). Be sure to insert the top run. -
Page 11: Control Wiring
When on daily programmed occupancy periods. Bard designing the control circuit for the ventilator, the markets and recommends Bard Part No. 8403- following requirements must be met. 060 programmable electronic thermostat for air conditioner and heat pump applications. -
Page 12: Speed Tap Label
FIGURE 6 Speed Tap Label Manual 2100-701 Page 12 of 16... -
Page 13: Airflow Diagram
FIGURE 7 Airflow Diagram Manual 2100-701 Page 13 of 16... -
Page 14: Energy Recovery Ventilator Maintenance
Proper cleaning of the Bard energy recovery The need for periodic cleaning will be a function of wheel will restore latent effectiveness to near original operating schedule, climate and contaminants in the performance. -
Page 15: Belt Replacement Instructions
8. If any belt chirping or squealing noise is present, 3. Rinse wheel thoroughly after application of the apply a small amount of LPS-1 or equivalent dry cleaning solution and allow to drain before re- film lubricant to the belt. installing. -
Page 16: Hub Assembly With Ball Bearings
FIGURE 9 Hub Assembly with Ball Bearings Manual 2100-701 Page 16 of 16...