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Bard CRVS-3 Installation Instructions Manual

Commercial room ventilators with exhaust
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INSTALLATION INSTRUCTIONS

COMMERCIAL ROOM VENTILATORS
WITH EXHAUST
For Use with Bard 1-1/2 through 3 Ton
Wall Mount Air Conditioners
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
Since 1914...Moving ahead just as planned.
MODELS
CRVS-3
CRVP-3
CRVP-3L
and Heat Pumps
Manual :
2100-448E
Supersedes: 2100-448D
File:
Volume III Tab 19
Date:
03-09-10
Manual
2100-448E
Page
1 of 13

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Summary of Contents for Bard CRVS-3

  • Page 1: Installation Instructions

    INSTALLATION INSTRUCTIONS COMMERCIAL ROOM VENTILATORS WITH EXHAUST MODELS CRVS-3 CRVP-3 CRVP-3L For Use with Bard 1-1/2 through 3 Ton Wall Mount Air Conditioners and Heat Pumps Bard Manufacturing Company, Inc. Manual : 2100-448E Bryan, Ohio 43506 Supersedes: 2100-448D File: Volume III Tab 19 Since 1914...Moving ahead just as planned.

  • Page 2: Table Of Contents

    S26H1 & S31H1 High Speed ......10 S26H1 & S31H1 Low Speed ......10 W30A/H/L & W36A/H/L High Speed ....11 W30A/H/L & W36A/H/L Low Speed ....11 BARD MANUFACTURING COMPANY, INC. BRYAN, OHIO USA 43506 Manual 2100-448E Page 2 of 13...

  • Page 3: General

    The CRVS-3, CRVP-3 and CRVP-3L ventilators are heating and air conditioning technician. These designed to be used with Bard 1½ through 3 ton wall instructions serve as a guide to the technician installing mount series heat pumps and air conditioners. They are the ventilator package.

  • Page 4: Installation

    2. Remove and save the existing exterior blower death due to electrical shock or contact with access and service access panels on the Bard wall moving parts. Turn thermostat to off. mount unit. (See Figure 1.)

  • Page 5: Figure 2 Removal Of Exhaust Cover Plate

    4. Remove and discard the exhaust cover plate. 3. Remove and save existing unit return air filter and left side filter support bracket by removing two (2) screws from front side of unit. Remove and save top four (4) screws from grille. (See Figure 2.) FIGURE 2 REMOVAL OF EXHAUST COVER PLATE Manual 2100-448E...

  • Page 6: Figure 3 Re-Routing Wires Left Hand Units

    5. For Installation of Left Hand Units Only – Remove 6. Install ventilator by inserting the ventilator into the strain relief in right side of CRV. Unclip the right unit to the far left side clearing the right filter side wire tie holding the wire harness. Reroute bracket.

  • Page 7: Figure 4 Inserting Ventilator Into Unit

    IMPORTANT: Position front lip of ventilator 7. Open control panel to gain access to unit low under front grille and on top of condenser voltage terminal block. partition. (See Figure 4 inset.) This is important to 8. Route electrical harness leads through the 7/8" ensure proper drainage of any water entering bushing in control panel (Figure 4) into low voltage damper assembly.
  • Page 8 D. Ventilator should open to the position set by 9. Connect leads with fork terminal to corresponding position adjustment thumbwheel on the CRVS, points on unit terminal strip. (See Manual 2100- or to the blade stops on the CRVP. On the 507 for air conditioner connection diagrams;...

  • Page 9: Blade Adjustment For Desired Ventilation Air

    With the blower energized, use the thumbwheel on the CRVS-3, adjust blade to desired 1. Return air duct static pressure drop. blade position. On the CRVP-3 and CRVP-3L, move 2.

  • Page 10: S26H1 & S31H1 High Speed

    S26H & S31H HIGH SPEED TOTAL AND VENTILATION AIRFLOW Total Air 0 ESP Total Air .15 ESP Vent Air 0 ESP Vent Air .15 ESP Vent Position S26H & S31H LOW SPEED TOTAL AND VENTILATION AIRFLOW Total Air 0 ESP Total Air .15 ESP Vent Air 0 ESP Vent Air .15 ESP...

  • Page 11: W30A/H/L & W36A/H/L High Speed

    W30A/H/L & W36A/H/L HIGH SPEED TOTAL AND VENTILATION AIRFLOW 1200 1100 1000 Total Air 0 ESP Total Air .15 ESP Total Air .3 ESP Vent Air 0 ESP Vent Air .15 ESP Vent Air .3 ESP Vent Position W30A/H/L & W36A/H/L LOW SPEED TOTAL AND VENTILATION AIRFLOW 1000 Total Air 0 ESP Total Air .15 ESP...

  • Page 12: Commercial Room Ventilator

    COMMERCIAL ROOM VENTILATOR – COMMERCIAL ROOM VENTILATOR SEQUENCE OF OPERATION W**A, W**H AND W**L SERIES On a call for blower operation, CRV opens to position FEATURES as set by minimum position potentiometer. See Figure 6. • One piece construction – easy to install with no mechanical linkage adjustment required.

  • Page 13: Figure 7 Call For Cooling Operation

    A call for cooling cycles the compressor, and dampers remain in the ventilation mode. On loss of blower operation, CRV closes fully. See Figure 7. FIGURE 7 CALL FOR COOLING OPERATION Manual 2100-448E Page 13 of 13...

This manual is also suitable for:

Crvp-3Crvp-3l

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