Johnson Controls D-3153-600 Diaphragm Replacement 30067439-890 What is the difference between

What is the difference between the -910 and -910/U models

always verify your specific burner's reach and spark position before final installation

While the switch itself may be faulty

For adjustable versions

Johnson Controls D-3153-600 Diaphragm Replacement 30067439-890 What is the difference betweenWhen you're dealing with air leaks or inconsistent damper positioning in the field, a cracked or worn pneumatic actuator diaphragm is the most likely culprit. This Johnson Controls D 3153 600 is the direct OEM replacement part engineered specifically for the D 3153 Series Pneumatic Actuator. Fabricated from a high durability synthetic elastomer, this damper actuator diaphragm provides the flexible seal necessary to convert control air pressure into