Failure typically occurs due to excessive heat exposure

dielectric failure or cracked ceramic on an OEM Raypak ignitor wire often leads to "Main Ign Failure" codes or persistent sparking without ignition

The ZG-LF2 provides the necessary offset and mechanical leverage to bridge the gap between the actuator and the damper shaft

Swapping to a fresh MET117 copper tube assy restores reliable water delivery and prevents filling time-out errors

When temperatures exceed the 115°F threshold

Johnson Controls P170DA-400 Pressure Control 30067439-890 Failure typically occurs due toThe Johnson Controls P170DA 400 Pressure Control is a heavy duty high pressure cutout switch engineered for critical over pressure protection in commercial refrigeration and HVAC systems. As a manual reset pressure control, it provides a hard lockout when system pressures exceed the technician defined setpoint, preventing compressor damage and ensuring a thorough inspection before the system returns to service. This SPST high pressure control features