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INSTALLATION INSTRUCTIONS
COMMERCIAL ROOM VENTILATORS
For Use with Bard 3-1/2 through 5 Ton
© Copyright 2004
WITH EXHAUST
MODEL
CRVS-5
CRVP-5
Wall Mount Air Conditioners
and Heat Pumps
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
Since 1914...Moving ahead just as planned.
Manual :
2100-458C
Supersedes:
2100-458B
File:
Volume III Tab 19
Date:
08-18-06
Manual 2100-458C
Page
1 of 17
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Summary of Contents for Bard CRVS-5
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Page 1: Installation Instructions
INSTALLATION INSTRUCTIONS COMMERCIAL ROOM VENTILATORS WITH EXHAUST MODEL CRVS-5 CRVP-5 For Use with Bard 3-1/2 through 5 Ton Wall Mount Air Conditioners and Heat Pumps Bard Manufacturing Company, Inc. Manual : 2100-458C Supersedes: 2100-458B Bryan, Ohio 43506 File: Volume III Tab 19 Since 1914...Moving ahead just as planned. -
Page 2: Table Of Contents
WA/WH42 & WA/WH48 Low Speed ..... 14 WA/WH60 High Speed .......... 14 WA/WH60 Low Speed ........... 15 Manufactured under U.S. Patent number 5,301,744 Other patents pending COPYRIGHT DECEMBER 2004 BARD MANUFACTURING COMPANY, INC. BRYAN, OHIO USA 43506 Manual 2100-458C Page 2 of 17... -
Page 3: General
The CRVS-5 and CRVP-5 ventilators are designed to be heating and air conditioning technician. These used with Bard 3½ through 5 ton wall mount series air instructions serve as a guide to the technician installing conditioners and heat pumps. They are the ventilator package. -
Page 4: Installation
2. Remove and save the existing exterior blower moving parts. Turn thermostat to off. access and service access panels on the Bard wall mount unit. (See Figure 1.) FIGURE 1 REMOVAL OF EXTERIOR PANELS... -
Page 5: Figure 2 Removal Of Air Filter And Exhaust Cover Plate
4. Remove and discard the exhaust cover plate. 3. Remove and save existing unit air filter and screws from front center grille. (See Figure 2.) FIGURE 2 REMOVAL OF AIR FILTER AND EXHAUST COVER PLATE Manual 2100-458C Page 5 of 17... -
Page 6: Figure 3 Re-Route Wires For 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 (2) unit to the far left side clearing the right filter wire ties holding the wire harness. Reroute wires to bracket. -
Page 7: Figure 4 Install Ventilator
IMPORTANT: Position front lip of ventilator on 7. Open control panel to gain access to unit low top of front grille and condenser partition. (See voltage terminal block. Figure 4 inset.) This is important to ensure proper 8. Route electrical harness leads through the 7/8" drainage of any water entering damper assembly. -
Page 8: Figure 5 Top View Of Control Panel
FIGURE 5 CRVS LEAD CONNECTIONS CRVP LEAD CONNECTIONS COLOR CODE COLOR CODE CRVS CRVP BLACK BLACK BROWN BROWN CCW COM ORANGE ORANGE YELLOW YELLOW GREEN GREEN BLUE BLUE WHITE WHITE BR/W BR/W BR/W BR/W COMPONENT CODE COMPONENT CODE CONTROL RELAY CONTROL RELAY DAMPER MOTOR DAMPER MOTOR... -
Page 9: Figure 5A
FIGURE 5A LOW VOLTAGE WIRING AC 8403-057 TH3110D1040 8403-058 TH5220D1151 8403-049 W3/A1 1 F93-380 UNIT 24V TERMINAL BLOCK BR/W CRVS CRVP WIRE OPTIONAL IF BATTERIES ARE USED IN THE THERMOSTAT. WIRE USED ON CRVP ONLY FACTORY INSTALLED JUMPER REMOVE JUMPER IF THERMOSTAT HAS A1 TERMINAL (OCCUPIED) THIS WILL ALLOW THE BLOWER TO RUN WHEN THE CRV IS RUNNING IN OCCUPIED CONDITIONS. -
Page 10: Blade Adjustment For Desired Ventilation Air
With the blower energized, use the thumbwheel on the CRVS-5, adjust blade to desired 1. Return air duct static pressure drop. blade position. On the CRVP-5, move the blade stops 2. -
Page 11: Sh381 High Speed
SH381 HIGH SPEED TOTAL AND VENTILATION AIRFLOW 1700 1600 1500 1400 1300 1200 1100 1000 Total Air 0 ESP Total Air .2 ESP Vent Air 0 ESP Vent Air .2 ESP Vent Position SH381 MEDIUM SPEED TOTAL AND VENTILATION AIRFLOW 1600 1500 1400... -
Page 12: Sh381 Low Speed
SH381 LOW SPEED TOTAL AND VENTILATION AIRFLOW 1300 1200 1100 1000 Total Air 0 ESP Total Air .2 ESP Vent Air 0 ESP Vent Air .2 ESP Vent Position SH431/SH491/SH611 HIGH SPEED TOTAL AND VENTILATION AIRFLOW 1800 1700 1600 1500 1400 1300 1200... -
Page 13: Sh431/Sh491/Sh611 Medium Speed
SH431/SH491/SH611 MEDIUM SPEED TOTAL AND VENTILATION AIRFLOW 1600 1500 1400 1300 1200 1100 1000 Total Air 0 ESP Total Air .2 ESP Vent Air 0 ESP Vent Air .2 ESP Vent Position WA/WH42 & WA/WH48 HIGH SPEED TOTAL AND VENTILATION AIRFLOW 2100 2000 1900... -
Page 14: Wa/Wh42 & Wa/Wh48 Low Speed
WA/WH42 & WA/WH48 LOW SPEED TOTAL AND VENTILATION AIRFLOW 1700 1600 1500 1400 1300 1200 1100 Total Air 0 ESP 1000 Total Air .2 ESP Total Air .4 ESP Vent Air 0 ESP Vent Air .2 ESP Vent Air .4 ESP Vent Position WA/WH60 HIGH SPEED TOTAL AND VENTILATION AIRFLOW 2200... -
Page 15: Wa/Wh60 Low Speed
WA/WH60 LOW SPEED TOTAL AND VENTILATION AIRFLOW 1600 1500 1400 1300 1200 1100 Total Air 0 ESP 1000 Total Air .2 ESP Total Air .4 ESP Vent Air 0 ESP Vent Air .2 ESP Vent Air .4 ESP Vent Position Manual 2100-458C Page 15 of 17... -
Page 16: Commercial Room Ventilator - Wa, Wh & Wl Series
COMMERCIAL ROOM VENTILATOR – • Actuator motor – 24 volt, power open, spring return WA, WH AND WL SERIES with built in torque limiting switch. • Provides up to 75 percent of outside air. FEATURES • One piece construction – easy to install with no COMMERCIAL ROOM VENTILATOR SEQUENCE OF OPERATION mechanical linkage adjustment required. -
Page 17: Figure 8 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 8. FIGURE 8 CALL FOR COOLING OPERATION Manual 2100-458C Page 17 of 17...
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