134 UNT-IOM-6
TUC Typical Wiring Diagram
For Reference Only:
This schematic shows typical wiring of a fan-coil. It is not
intended for a basis of design or for equipment installation
purposes in the field. For an as-built schematic specific to a
particular unit, please see the ship-with schematic for that
specific unit or contact your local Trane representative.
Four-pipe unit with control valves (both modulating)
terminal unit controller
Wall mounted zone sensor — off/auto/high/med/low
Disconnect switch
Automatic two-position fresh air damper
Low temperature detection
Condensate overflow detection
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