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33RT-SVX20A-E4
Control wiring
The control circuit is 24 V AC. Unit
includes a 400/24 V transformer.
WARNING!The unit disconnect
switch must be opened and locked
open. Risk of injury and
electrocution.
Figure 14 - Thermostat wiring
J7
J6
CAUTION!The unit 24 V transformer
must not be used to power
accessories mounted on site, other
than those proposed by Trane.
Unit controlled by thermostat