Fireye 57YB4-5000 Tester 340155-7026 the P282-0311 ensures superior conductivity

the P282-0311 ensures superior conductivity and resistance to pitting or welding under inductive loads

ensure the supply air is clean

or a standard Nordyne heat pump

Always verify your valve body's specific steam rating (psig) before installation

Fireye 57YB4-5000 Tester 340155-7026 the P282-0311 ensures superior conductivityThe Fireye 57YB4 5000 Tester is a specialized diagnostic instrument designed for field technicians to verify the operational integrity of flame safeguard controls and Fireye amplifier modules. Engineered for 120V circuits, this combustion control tester allows for the simulation of flame signals and the checking of internal sequencing without requiring the boiler or burner to be operational. It provides a reliable interface for testing flame scanners