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Do I need to replace both rings at the same time
Complete Internal Overhaul: Includes all necessary solenoid internal parts such as the plunger assembly
improving system logic and HVAC energy efficiency
and the spring-return time is also typically under 15 seconds for rapid fire safety response
This unit serves as a direct replacement for Honeywell V4843 and V8843 series valves
McDonnell & Miller FS7-4WL Snap Switch Freon Do I need to replaceThe McDonnell & Miller FS7 4WL (Part Number 120301) is a heavy duty, industrial grade liquid flow switch engineered for high demand applications requiring precise flow monitoring. Featuring a 1 1 4" NPT connection and a robust SPDT snap switch, this unit is designed for integration into control circuits that signal alarms, start motors, or cycle pumps. The FS7 4WL is built for durability with an extended paddle arm and trimmable stainless steel
