and 624735-B

Technicians typically identify failure through excessive high-pitched noise

This Apollo 10-600 series valve is rated for temperatures up to 250°F

but always verify individual valve nameplates before commissioning

This assembly includes the VT3212 valve body and the AG13A020 actuator

System Sensor RTS2-AOS Smoke Detector 30067439-890 and 624735-BThe System Sensor RTS2 AOS is a professional grade multi signaling remote test and reset station designed specifically for InnovairFlex 4 wire conventional duct smoke detectors. Built for centralized monitoring, this accessory allows technicians to manage up to two sensors from a single power board, facilitating efficient compliance testing in hard to reach HVAC ductwork. The unit operates on a 24Vdc power supply (20 29 VDC range) and features a