Carrier LH660010 Ignitor Module 321894-709 The unit carries an IP67

The unit carries an IP67 enclosure rating

making it suitable for low to medium pressure steam systems

The assembly supports both non-spring return and Electronic Fail-Safe actuators

Is any special tooling required for installation

Technical Architecture: Supports a 1

Carrier LH660010 Ignitor Module 321894-709 The unit carries an IP67The Carrier LH660010 Ignitor Module is a critical integrated control component designed for precise ignition sequencing and flame supervision in high efficiency Carrier, Bryant, and Payne gas furnaces. This hot surface ignition (HSI) control board functions as the primary logic center, managing the inducer motor, gas valve timing, and flame rectification to ensure reliable heating cycles. Engineered to replace several legacy part numbers, including