Trane BAYRLAY006A - 4 YCZ6 Economizer Connection Diagram (W7212)

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INSTALLER’S GUIDE
Figure 15. 4YCZ6 Economizer Connection Diagram
IMPORTANT-Retain this wiring diagram; please return this document to service information pack upon completion of work.
Wiring Diagram for Economizer Using a Honeywell W7212 Logic
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