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18. When W7220 EconoMi$er controller is shipped, it is
mounted to a steel bracket. This bracket is not used,
so remove and discard it. Controller is also shipped
with two harnesses, which will not be used, so
disconnect them from the W7220 and discard them.
19. Install the controller in the top left corner of the unit
control box as show in Figs. 73 and NO TAG (Wiring
diagrams). Attach it with 2 screws.
20. The harness that connects to relays to the right side of
the W7220 is screwed to the control box (part number
21. Connect all connectors on left side of the W7220 to
22. Connect unit plug 40QQHSRSA- A00 to PL6 on the
Fig. 25 - Honeywell W7220 Location
Fig. 26 - Honeywell 7220 Connections
17
40QQHSRSA—A20). Install this per wiring diagram.
See Figs. 73 and NO TAG.
the corresponding terminals per the wiring diagram.
See Figs. 73 and NO TAG.
economizer.
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