Bard Economizer with exhaust WGEIFM-3C User Manual

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Manual 2100-498C
Page 1 of 17
ECONOMIZER WITH EXHAUST
MODEL
WGEIFM-3C
WGEIFM-5C
WGSEIFM-5
For Use with Bard 3 - 5 Ton Step Capacity
and
2 - 5 Ton Single Stage
Wall Mount Air Conditioners with Gas Heat
INSTALLATION INSTRUCTIONS
Manual : 2100-498C
Supersedes: 2100-498B
File: Volume III Tab 19
Date: 06-25-13
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
Since 1914...Moving ahead just as planned.
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1 2 3 4 5 6 ... 16 17

Summary of Contents

Page 1 - Bryan, Ohio 43506

Manual 2100-498CPage 1 of 17ECONOMIZER WITH EXHAUSTMODELWGEIFM-3CWGEIFM-5CWGSEIFM-5For Use with Bard 3 - 5 Ton Step Capacityand2 - 5 Ton Single StageW

Page 2 - CONTENTS

Manual 2100-498CPage 10 of 17WG3S Ventilation Airflow01002003004005006007000 2.5 5 7.5 10 12.5 15 17.5 20 22.5 25 27.5 30Vent PositionVentilation Airf

Page 3 - DESCRIPTION

Manual 2100-498CPage 11 of 17WG5S Ventilation Airflow010020030040050060070080090010000 2.5 5 7.5 10 12.5 15 17.5 20 22.5 25 27.5 30Vent PositionVentil

Page 4 - WARNING

Manual 2100-498CPage 12 of 17050100150200250300350400450500550600closed A B C D OpenDamper Posit ionW24G EIFM Airflow Versus Position - Low SpeedFree

Page 5 - SIDE SECTION

Manual 2100-498CPage 13 of 17050100150200250300350400450500550600650closed A B C D OpenDamper Posit ionW30-36G EIFM Airflow Versus Position - Low Spe

Page 6 - WIRE HARNESS PLUG

Manual 2100-498CPage 14 of 17050100150200250300350400450500550600650closed A B C D OpenDamper Posit ionW42-60G EIFM Airflow Versus Position - Low Spe

Page 7 - Page 7 of 17

Manual 2100-498CPage 15 of 17FIGURE 6ECONOMIZER OPERATION FOR SINGLE COMPRESSOR UNIT

Page 8 - Page 8 of 17

Manual 2100-498CPage 16 of 17FIGURE 7CALL FOR BLOWER OPERATIONECONOMIZER SEQUENCE OFOPERATIONCONDITION A — COOL OUTDOORSFirst stage cooling closes an

Page 9 - ECONOMIZER LOGIC MODULE

Manual 2100-498CPage 17 of 17CONDITION B — WARM OUTDOORSFirst stage cooling cycles the compressor and dampersremain in mechanical cooling mode.FIGURE

Page 10 - Page 10 of 17

Manual 2100-498CPage 2 of 17CONTENTSGeneralGeneral Information ... 3Unpacking...

Page 11 - WG5S Ventilation Airflow

Manual 2100-498CPage 3 of 17GENERALGENERAL INFORMATIONThe ventilator should only be installed by a trainedheating and air conditioning technician. Th

Page 12 - Page 12 of 17

Manual 2100-498CPage 4 of 17INSTALLATIONBASIC INSTALLATION1. Unpack the ventilator assembly which includes theintegral ventilator with attached electr

Page 13 - Page 13 of 17

Manual 2100-498CPage 5 of 17FIGURE 2INSTALLATION OF ECONOMIZERFIGURE 2 INSETSIDE SECTION5. Install ventilator sheet metal assembly by insertingthe ve

Page 14 - Page 14 of 17

Manual 2100-498CPage 6 of 17FIGURE 3INSTALL LOOSE PIECEWIRE HARNESS PLUGSECURE INTO FILTER TRAYPLUG TOROUTE WIRES THROUGHWIRE MOUNT, AND INTO HOLE AT

Page 15 - FIGURE 6

Manual 2100-498CPage 7 of 179. Mount mixed air thermistor sensor to blower asshown with screws provided. Route two (2) redwires from wire harness ins

Page 16 - ECONOMIZER SEQUENCE OF

Manual 2100-498CPage 8 of 17EXAMPLE:1. Measure return air temperature (RAT)(assume 75° F for example).2. Measure outdoor air temperature (OAT)(assume

Page 17 - CALL FOR COOLING OPERATION

Manual 2100-498CPage 9 of 17FIGURE 5ECONOMIZER LOGIC MODULE

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