To maintain the 1

Technicians should look for brittle wire insulation

The end switches act as dry contacts to signal the air handler or zone panel once the damper has reached its full travel limit

even when powering complex zoning panels

York 025-47688-000 Sensor 321894-708 To maintain the 1The York 025 47688 000 Outdoor Ambient Air Temperature Sensor is a critical diagnostic and control component for maintaining optimal performance in York and Johnson Controls HVAC systems. This 10k Ohm NTC thermistor (at 25C) provides precise temperature readings ranging from 40F to 230F ( 40C to 110C) to the main control board, enabling accurate defrost cycles, economizer logic, and ambient temperature compensation. Designed for durability in outdoor