Table of Contents
Advertisement
Quick Links
INSTALLATION INSTRUCTIONS
ECONOMIZER WITH EXHAUST
For Use with Bard 3 - 5 Ton Step Capacity
Wall Mount Air Conditioners with Gas Heat
© Copyright 2007
MODEL
WGEIFM-3C
WGEIFM-5C
WGSEIFM-5
and
2 - 5 Ton Single Stage
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
Since 1914...Moving ahead just as planned.
Manual :
2100-498B
Supersedes:
2100-498A
File:
Volume III Tab 19
Date:
02-24-10
Manual 2100-498B
Page
1 of 17
Advertisement
Table of Contents
Summary of Contents for Bard WGEIFM-3C
-
Page 1: Installation Instructions
INSTALLATION INSTRUCTIONS ECONOMIZER WITH EXHAUST MODEL WGEIFM-3C WGEIFM-5C WGSEIFM-5 For Use with Bard 3 - 5 Ton Step Capacity 2 - 5 Ton Single Stage Wall Mount Air Conditioners with Gas Heat Bard Manufacturing Company, Inc. Manual : 2100-498B Supersedes:... -
Page 2: Table Of Contents
W24G EIFM Ventilation Airflow ......12 W30G-W36G EIFM Ventilation Airflow ....13 W42G-W60G EIFM Ventilation Airflow ....14 Manufactured under U.S. Patent number 5,301,744 Other patents pending COPYRIGHT DECEMBER 2007 BARD MANUFACTURING COMPANY, INC. BRYAN, OHIO USA 43506 Manual 2100-498B Page 2 of 17... -
Page 3: General
They are not intended as a step equipped with fan cycling controls. The WGSEIFM-5 by step procedure with which the mechanically inclined economizer is designed to be used with Bard WG*S 2- owner can install the package. stage cooling and W42-60G 1-stage cooling, 1-stage... -
Page 4: Installation
INSTALLATION BASIC INSTALLATION 1. Unpack the ventilator assembly which includes the WARNING integral ventilator with attached electrical harness, blank-off plate and miscellaneous hardware. Open and lock unit disconnect switch before 2. Remove and save the existing exterior blower installing this accessory to prevent injury or access and service access panels (see Figure 1). -
Page 5: Figure 2 Installation Of Economizer
6. Open control panel to gain access to unit low 5. Install ventilator sheet metal assembly by inserting the ventilator into the unit – centering between the voltage terminal block. tubing on the left and the control panel on the right. 7. -
Page 6: Figure 3 Install Loose Piece Wire Harness
FIGURE 3 INSTALL LOOSE PIECE WIRE HARNESS PLUG ROUTE WIRES THROUGH WIRE MOUNT, AND INTO HOLE AT REAR OF UNIT INTO LOW VOLTAGE TERMINAL BLOCK AREA PLUG TO SECURE INTO FILTER TRAY MIS-2415 Manual 2100-498B Page 6 of 17... -
Page 7: Figure 4 Wgseifm-5 Wiring Diagram
FIGURE 4 WGSEIFM-5 WIRING DIAGRAM EIFM CONTROL PANEL DANGER ORANGE ENTHALPY SENSOR * ELECTRICAL SHOCK HAZARD * DISCONNECT POWER BEFORE SERVICING BLACK CONROL RELAY BLACK BROWN ORANGE YELLOW PURPLE UNIT PINK 24 VOLT TERMINAL STRIP BLUE LOGIC MODULE UNIT BLOWER SECTION 4056-197 B 9. -
Page 8: Table 2
EXAMPLE: Adjust the thermostat temperature to engage the first stage of cooling only (Y). This will 1. Measure return air temperature (RAT) cause the dampers to modulate to achieve (assume 75° F for example). mixed air temperature of 55° provided outside 2. -
Page 9: Figure 5 Economizer Logic Module
FIGURE 5 ECONOMIZER LOGIC MODULE Manual 2100-498B Page 9 of 17... -
Page 10: Wg3S Ventilation Airflow
WG3S Ventilation Airflow Stage #2 Operation Blower Only & Stage #1 Operation 12.5 17.5 22.5 27.5 Vent Position WG4S Ventilation Airflow Stage #2 Operation Stage #1 Operation Blower Only 12.5 17.5 22.5 27.5 Vent Position Manual 2100-498B Page 10 of 17... -
Page 11: Wg5S Ventilation Airflow
WG5S Ventilation Airflow 1000 Stage #2 Operation Stage #1 Operation Blower Only 12.5 17.5 22.5 27.5 Vent Position Manual 2100-498B Page 11 of 17... -
Page 12: W24G Eifm Ventilation Airflow
W24G EIFM Airflow Versus Position - Low Speed Free Blow .15" ESP .30" ESP closed Open Damper Position W24G EIFM Airflow Versus Position - Medium Speed Free Blow .15" ESP .30" ESP closed Open Damper Position W24G EIFM Airflow Versus Position - High Speed Free Blow .15"... -
Page 13: W30G-W36G Eifm Ventilation Airflow
W30-36G EIFM Airflow Versus Position - Low Speed Free Blow .15" ESP .30" ESP closed Open Damper Position W30-36G EIFM Airflow Versus Position - Medium Speed Free Blow .15" ESP .30" ESP closed Open Damper Position W30-36G EIFM Airflow Versus Position - High Speed Free Blow .15"... -
Page 14: W42G-W60G Eifm Ventilation Airflow
W42-60G EIFM Airflow Versus Position - Low Speed Free Blow 0.15" ESP 0.30" ESP closed Open Damper Position W42-60G EIFM Airflow Versus Position - Medium Speed Free Blow 0.15" ESP 0.30" ESP closed Open Damper Position W42-60G EIFM Airflow Versus Position - High Speed Free Blow 0.15"... -
Page 15: Figure 6 Economizer Op - Single Compressor
FIGURE 6 ECONOMIZER OPERATION FOR SINGLE COMPRESSOR UNIT Manual 2100-498B Page 15 of 17... -
Page 16: Economizer Sequence Of Operation
ECONOMIZER SEQUENCE OF If second stage closes on the thermostat, the dampers return to the closed or minimum position setting and the OPERATION compressor starts for mechanical cooling. CONDITION A — COOL OUTDOORS First stage cooling closes and powers the economizer dampers to economizer mode and the indoor blower starts. -
Page 17: Condition B - Warm Outdoors
CONDITION B — WARM OUTDOORS First stage cooling cycles the compressor and dampers remain in mechanical cooling mode. FIGURE 8 CALL FOR COOLING OPERATION Manual 2100-498B Page 17 of 17...
Need help?
Do you have a question about the WGEIFM-3C and is the answer not in the manual?
Questions and answers