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Installation for BAYECON200, BAYECON201,
BAYECON203, BAYECON204A
Horizontal Discharge
Single Enthalpy Sensor (Outdoor Air Only)
1. Units with economizers already installed: Remove hood
from economizer to access outdoor air sensor (OSA) and
install Enthalpy Sensor Control (ESC). Remove COIL
ACCESS panel to access Control Module (Solid State
Economizer Logic Module).
2. Remove the two screws securing the OSA to the economizer.
3. Disconnect the YL/BK and YL wires from the OSA.
4. Retain the screws for later use and discard the OSA
removed in steps 2 & 3.
5. Install ESC on mounting bracket located in the upper
corner of the hood using the screws removed in step 2.
6. Re-install hood on economizer.
7. Remove top mist eliminator in hood and connect the YL/BK
wire to S and the YL wire to + terminal on ESC.
8. Re-install mist eliminator into hood.
q
Mounting Bracket
INSTALLER'S GUIDE
9. On the Control Module attached to the Economizer Motor,
remove the red resister from terminals S(R) and + and
discard.
10. Remove the white resistor from between the S(O) terminal
and wire 56A. Then install the white resistor across the
S(R) and + terminals.
11. Install the terminal adaptor provided with the sensor on
terminal S(O) of the Control Module and connect wire 56A
to it.
Economizer Hood
Printed from D74521G01
page 7
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