Bard Economizer with exhaust WGEIFM-3C - Manual (Page 2)

Manual 2100-498C
Page 2 of 17
CONTENTS
General
General Information ................................................. 3
Unpacking ................................................................ 3
Description ............................................................... 3
Models
................................................................ 3
Installation
Basic Installation .......................................... 4, 5, 7, 8
Economizer Sequence of Operation
Condition A – Cool Outdoors ................................. 16
Economizer Sequence of Operation
Condition B – Warm Outdoors ............................... 17
Figures
Figure 1 Removal of Exterior Panels .................... 4
Figure 2 Installation of Economizer ....................... 5
Figure 3 Install Loose Piece Wire Harness ........... 6
Figure 4 WGSEIFM-5 Wiring Diagram .................. 7
Figure 5 Economizer Logic Module ....................... 9
Figure 6 Economizer Op - Single Compressor .... 15
Figure 7 Call for Blower Operation ...................... 16
Figure 8 Call for Cooling Operation ..................... 17
Tables
Table 1 ................................................................ 3
Table 2 ................................................................ 8
Graphs
WG3S Ventilation Airflow ....................................... 10
WG4S Ventilation Airflow ....................................... 10
WG5S Ventilation Airflow ........................................ 11
W24G EIFM Ventilation Airflow ............................. 12
W30G-W36G EIFM Ventilation Airflow .................. 13
W42G-W60G EIFM Ventilation Airflow .................. 14
BARD MANUFACTURING COMPANY, INC.
BRYAN, OHIO USA 43506