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Manual 2100-667 

Page 

4 of 19

INSTALLATION OF FIELD-INSTALLED WCRVPS*P

BASIC INSTALLATION

Electrical shock hazard.
Disconnect remote electrical power supply 

or supplies before servicing.
Failure to do so could result in electric 

shock or death.

!

WARNING

Preparing Unit for WCRVPS*P Installation

1.  Disconnect power to unit.

2.  Unpack the WCRVPS*P assembly, which includes 

the integral controls and electrical harness, body 
panels, miscellaneous hardware and installation 
instructions.

FIGURE 1

Wall Mount Unit Access Panels

3.  From existing wall mount unit, remove and save (or 

discard) as directed (see Figure 1):

 

•  Ventilation option panel (discard)

 

•  Filter (save)

 

•  Outer and inner control panel doors (save)

 

•  Filter tray (discard, if applicable)

 

•  Exhaust cover plate (discard) 

4.  Install new condenser exhaust plate with screen 

over opening into condensor section (see Figure 2).

5.  Remove filter brackets, if necessary.  Two types 

of filter brackets have been used with these wall 
mount units.  If the filter brackets are mounted 
flat, they can be used with the commercial room 
ventilator (CRV).  If the brackets are set at a 30° 
angle, they must be removed and discarded.  The 
circuit breaker offset plate must be loosened and 
moved slightly to gain access to several of the 
screws holding the filter brackets in place.  Tighten 
the screws holding control panel after the filter 
brackets have been removed.

ACCESS DOOR

CONTROL

BLOWER ACCESS PANEL

(THIS PANEL IS DISCARDED)

(THIS PLATE IS DISCARDED)

EXHAUST COVER PLATE

SCREW

FILTER

VENT OPTION PANEL

PANEL DOOR

CIRCUIT BREAKER

FILTER ACCESS PANEL

MIS-3877

FILTER TRAY

(THIS TRAY IS DISCARDED

ONLY FOR WCRVPS2P, WCRVPS3P)

Summary of Contents for WCRVPS2P

Page 1: ...S5P WCRVPS6P Bard Manufacturing Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 667 Supersedes NEW Date 2 14 17 For Use with Bard Single Stage Wall Mount Air Conditioner and Heat Pump Models...

Page 2: ...on 8 Figure 6 Vent Door Assembly 8 Figure 7 CRV Control Board 10 Figure 8 Required Control Connections for CRV with Air Conditioners 11 Figure 9 Required Control Connections for CRV with Heat Pumps 12...

Page 3: ...d as a step by step procedure with which the mechanically inclined owner can install the package The ventilator housing is shipped in one carton which contains the electrical harness miscellaneous har...

Page 4: ...applicable Exhaust cover plate discard 4 Install new condenser exhaust plate with screen over opening into condensor section see Figure 2 5 Remove filter brackets if necessary Two types of filter brac...

Page 5: ...e 7 6 Install filter bracket fill plate if applicable as shown in Figure 3 on page 6 7 Install provided filter brackets on WCRVPS P assembly see Figure 3 MIS 3633 FIGURE 2 Condenser Exhaust Plate with...

Page 6: ...t and Filter Bracket Fill Plate Installation MIS 3863 SHORT FILTER BRACKET 4 REGULAR SCREWS LONG FILTER BRACKET LEFT HAND UNIT RIGHT HAND UNIT INSTALL FILTER BRACKET FILL PLATE WITH 2 SCREWS ONLY FOR...

Page 7: ...shown in Figure 6 FIGURE 4 Extension Cable Installation NOTE Incorporated with the WCRVPS P is one piece of 20 split tubing The tubing will cover the wire assembly routed to the actuator The tubing a...

Page 8: ...NEL SIDE ALIGNING IT WITH THE RETURN AIR OPENING IN THE REAR CONTROL PANEL RH SHOWN THE WIRE HARNESS 12 PIN PLUG END FROM THIS LOCATION ON THE VENT PACKAGE WILL PLUG INTO THE FRONT SIDE OF THE CONTROL...

Page 9: ...his can be accomplished by adjusting Potentiometer R1 on the CRV control board by aligning the damper position per the charts included on pages 14 17 see Figure 7 on page 10 The factory default blade...

Page 10: ...UST MINIMUM R1 POT R2 ADJUST DEMAND VENTILATION WHEN NON MODULATION CO2 CONTROL POT R7 ADJUST MINIMUM OCCUPIED AIRFLOW CAN ONLY BE SET WHEN CO2 CONTROL IS READING BELOW 700 PPM OCC PARK TERMINAL TO TH...

Page 11: ...t Model CS9B THO or Model CS9BE THO W2 COM G 24V Y1 Y2 O B L D A GND Blue Yellow Orange Red 6 1 Additional wire required for dehumidification models 2 Not needed below 15KW 3 Factory installed jumper...

Page 12: ...odel CS9B THO or Model CS9BE THO W2 COM G 24V Y1 Y2 O B L D A GND Blue Yellow Orange Red 1 Additional wire required for dehumidification models 2 Not needed below 15KW Factory installed jumper Remove...

Page 13: ...700 0 COH 1500 2000 TOL Not Used TOH Not Used BAR See Instrution with Controller For High Altitude Installations CAL Used for Field Calibration 1 Damper should be at the required minimum occupied vent...

Page 14: ...tiometer R2 6 For more accurate adjustment use a flowhood over the intake opening to measure and adjust the airflow operation Potentiometer R1 Adjusts the minimum constant airflow during occupied cond...

Page 15: ...W24AA Part Flow Ventilation Delivery GRAPH 3 W30AA and W36AA Part Flow Ventilation Delivery 0 100 200 300 400 500 600 700 800 1 2 3 4 5 6 7 8 9 10 Ventilation CFM DAMPER POSITION Supply and Return Gri...

Page 16: ...Manual 2100 667 Page 16 of 19 GRAPH 4 W42AA and W48AA Part Flow Ventilation Delivery GRAPH 5 W60AA Part Flow Ventilation Delivery...

Page 17: ...Manual 2100 667 Page 17 of 19 GRAPH 5 W72AA Part Flow Ventilation Delivery...

Page 18: ...ildings Actuator motor 24 volt power open spring return with built in torque limiting switch Commercial Room Ventilator Sequence of Operation On a call for occupied conditions CRV opens to a position...

Page 19: ...667 Page 19 of 19 FIGURE 12 Call for Compressor or Fan Only with Ventilation Off SUPPLY AIR AIR FILTER COOLING COIL CONDENSER AIR OUTDOOR AIR ELIMINATOR MIST CONDENSER COIL 100 RETURN AIR DAMPER BLAD...

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