18
17 Air Handler Low Voltage Connections
The following composite wiring diagrams detail various
Examples include single-stage cooling and heat pump with
can be applied with convenient connections to outdoor
thermostat applications.
The following sections are detailed:
• Single-Stage Cooling
• Heat Pump
Each diagram details the connections between room
thermostat and the air handlers, and the connections
between the air handlers and the Condensing Unit (or Heat
Pump) with optional connections to Outdoor Thermostats.
jumper(s) to remove for the corresponding blower speed
IMPORTANT: When matching the ASPT air handlers to
Any equivalent thermostat can be used in place of the
manufacturer’s thermostat part number.