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INSTALLATION INSTRUCTIONS
Commercial Room Ventilator
with Spring Return and Exhaust
For Use with Bard Single Stage Wall Mount
Air Conditioner and Heat Pump Models:
CRV-F2: W18A/LB, W24A/LB, W18HB, W24HB
CRV-F3: W30A/LB, W36A/LB, W30HB, W36HB
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
www.bardhvac.com
Partial Flow
24 Volt On/Off
Models:
CRV-F2 CRV-F3
Manual:
2100-691
Supersedes: NEW
Date:
3-1-19
Page
1 of 15
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Table of Contents
Related Manuals for Bard CRV-F2
Summary of Contents for Bard CRV-F2
- Page 1 Commercial Room Ventilator 24 Volt On/Off with Spring Return and Exhaust Models: CRV-F2 CRV-F3 For Use with Bard Single Stage Wall Mount Air Conditioner and Heat Pump Models: CRV-F2: W18A/LB, W24A/LB, W18HB, W24HB CRV-F3: W30A/LB, W36A/LB, W30HB, W36HB Bard Manufacturing Company, Inc.
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Page 2: Table Of Contents
CONTENTS General Information ..........3 Figures Commercial Room Ventilator Model Nomenclature ... 3 Figure 1 Wall Mount Unit Access Panels ..... 4 Unpacking ............3 Figure 2 Condenser Exhaust Plate with Screen..5 General .............. 3 Figure 3 Filter Bracket and Filter Bracket Description ............ -
Page 3: General Information
Unpacking Description Upon receipt of the equipment be sure to compare the Commercial room ventilators CRV-F2 and CRV-F3 are designed to be used with the specific models with model number found on the shipping label with the accessory identification information on the ordering and "letter"... -
Page 4: Installation Of Field-Installed Crv-F
INSTALLATION OF FIELD-INSTALLED CRV-F* Basic Installation 3. From existing wall mount unit, remove and save (or discard) as directed (see Figure 1): WARNING • Blower access panel (save) • Vent option panel (save) • Filter access panel (save) • Filter (save) Electrical shock hazard. -
Page 5: Figure 2 Condenser Exhaust Plate With Screen
Condenser Exhaust Plate with Screen FIGURE 2 Condenser Exhaust Plate with Screen 4 SCREWS PARTITION COVER PLATE INSTALL COVER PLATE SCREEN MEDIA FACING PARTITION PARTITION SUPPORT ANGLE SHOWN FACING DOWN (HIDDEN) CONDENSER PARTITION MIS-3633 If filter brackets were removed in Step 5, proceed to Step 6. -
Page 6: Fill Plate Installation
FIGURE 3 Filter Bracket and Filter Bracket Fill Plate Installation INSTALL FILTER BRACKET FILL PLATE WITH (2) SCREWS (ONLY FOR 2-3 TON UNITS) LEFT HAND UNIT RIGHT HAND UNIT (4) REGULAR SCREWS LONG FILTER LONG FILTER (4) REGULAR SCREWS BRACKET BRACKET SHORT FILTER BRACKET... -
Page 7: Commercial Room Ventilator (Crv) No Hood Installation
Commercial Room Ventilator (CRV) No Hood 3. Replace the air filters if they were removed (airflow Installation direction is up). 1. Insert CRV into opening in the wall mount unit 4. Put mist eliminator filter into place (as shown in between the filter rack and the condenser section, Figure 6 on page 8), then install the unit filter being careful not to tear the unit insulation. -
Page 8: Figure 5 Damper Assembly Installation
FIGURE 5 Damper Assembly Installation CONTROL PANEL (RH SHOWN) FILTER/FILTER RACK THE WIRE HARNESS WILL PLUG INTO THE TOP OF OUTDOOR FRONT SIDE OF THE COIL CONTROL PANEL. WHEN INSTALLING CRV-F AFTER SLIDING THE VENT PACKAGE POSITION SO THAT HOLE FROM LIP IS INTO THE WALL MOUNT, SLIDE IT CENTERED OVER HOLE IN CONDENSER TOWARD THE CONTROL PANEL SIDE... -
Page 9: Figure 7 Required Control Connections For Crv With Air Conditioners
FIGURE 7 Required Control Connections for CRV with Air Conditioners Completestat Model #CS9B-THO or Model #CS9BE-THO W1/E Thermostat W1/E YO/D Bard #8403-060 Unit Low W3/8 B/W1 Voltage Term. Strip 12-Pin Vent Plug CRV-F* PLUGS IN HERE CRV-F PLUGS IN HERE Factory installed jumper. -
Page 10: Figure 8 Required Control Connections For Crv With Heat Pumps
FIGURE 8 Required Control Connections for CRV with Heat Pumps Completestat Model #CS9B-THO or Model #CS9BE-THO W1/E Thermostat W1/E YO/D Bard #8403-060 Unit Low B/W1 W3/8 Voltage Term. Strip 12-Pin Vent Plug CRV-F* PLUGS IN HERE CRV-F* PLUGS IN HERE Factory installed jumper. -
Page 11: Blade Adjustment For Desired Ventilation Air
Blade Adjustment for Desired Ventilator Air The amount of ventilation air supplied by the commercial room ventilator is dependant on four factors. 1. Return air duct static pressure drop. 2. Supply air duct static pressure drop. 3. Indoor blower motor speed. 4. -
Page 12: Graph 1 W18 Ventilation Delivery
GRAPH 1 W18 Ventilation Delivery GRAPH 2 W24 Ventilation Delivery Manual 2100-691 Page 12 of 15... -
Page 13: Graph 3 W30 Ventilation Delivery
GRAPH 3 W30 Ventilation Delivery GRAPH 4 W36 Ventilation Delivery Manual 2100-691 Page 13 of 15... -
Page 14: Compressor Operation
FIGURE 10 Call for Ventilation With or Without Compressor Operation SUPPLY AIR COOLING COIL AIR FILTER MIST ELIMINATOR RETURN AIR OUTDOOR AIR EXHAUST AIR CONDENSER AIR CONDENSER COIL MIS-3866 Manual 2100-691 Page 14 of 15... -
Page 15: Ventilation Off
FIGURE 11 Call for Compressor or Fan Only with Ventilation Off SUPPLY AIR COOLING COIL AIR FILTER MIST ELIMINATOR OUTDOOR AIR 100% RETURN AIR DAMPER BLADE CONDENSER AIR CONDENSER COIL MIS-3867 Manual 2100-691 Page 15 of 15...