Always refer to the unit-specific wiring diagram

Direct OEM Fitment: Reduces labor time with exact port sizing and mounting alignment for Daikin-McQuay units

Automatic Reset Function: Reduces service calls by automatically resetting the furnace limit switch once ambient temperatures stabilize

It is recommended to retain your existing #4-40 mounting screws or order the T-4002-617 screw kit if replacements are needed

Proper 240V to 24V transformer integration is critical for preventing control board failure and ensuring responsive relay activation during peak cycles

Sporlan 4170-00 Repair Kit 320788-702 Always refer to the unit-specificThe Sporlan 4170 00 Repair Kit is a field essential service solution engineered for high precision maintenance of industrial solenoid valves and pressure regulating assemblies. Designed to restore factory spec performance, this kit eliminates internal bypass issues and seating failures caused by particulate wear or elastomer fatigue. As a veteran grade OEM replacement part, it includes the critical internal componentssuch as gaskets, O rings, and