Midco International 5233-07 Ignition Module R-410A or a "lazy" yellow flame

or a "lazy" yellow flame that persists after cleaning

Using an incompatible bushing type will result in improper fitment and potential drive failure

verify the hose orientation and slope during installation to maintain the liquid seal balance

The unit is energy limiting

Proper alignment and secure mounting are essential to protect the heater combustion integrity and prevent premature thermal fatigue in the pilot hood

Midco International 5233-07 Ignition Module R-410A or a "lazy" yellow flameThe Midco International 5233 07 ignition module is a 30 second purge burner control designed for commercial gas fired heating equipment and industrial combustion systems. This ignition control module manages pre purge timing before ignition, helping clear combustion chamber gases and supporting safe light off sequences. Commonly used in HVAC make up air units, boilers, and process burners, it provides reliable sequencing for spark ignition and flame