Carrier 40QQ Series - FS Box Power and Ground Connections; FS Box Power and Ground Wiring

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10. Route the power wire through the rubber grommet on
the bottom of the control box. The n bundle and tie t he
extra wire as shown in Figs. 63 and 64.
Fig. 63 - Route Wire Through Bottom of Control Box
11. For 460V rooftop units, use the two L1 and L2
adapt er harnesses included with the rooftop unit
(located in the bag in the control box) to connect to
the secondary side of the 460V to 208/230V
transformer (TRAN2). See Figs. 64 and 65
For 460V 40QQ units; Connect power
and ground here using adapter harnesses
and ground wire.
Fig. 64 - FS Box Power and Ground Connections for
460V 40QQ Units
Fig. 65 - L1 and L2 Adapter for 460V Units
12. For 208/230V rooftop units, connect directly to the
Main power terminal block (TB1) in the rooftop
control box shown. See Fig. 66.
For 208/230V units; Connect
power and ground here
Fig. 66 - FS Box Power and Ground Connections for
208/230V 40QQ Units
13. Replace all panels and seal the three holes for the
field installed line sets using insulation.
40QQ