Fenwal 35-615516-111 Module 340155-7024 For technicians performing maintenance on

For technicians performing maintenance on 90% AFUE units

When diagnosing ignition failures or erratic temperature cycling in A

Constructed with high-grade aluminum or copper tubing and enhanced fins

a burnt electrical smell

Can I use this switch at high altitudes (above 2

Fenwal 35-615516-111 Module 340155-7024 For technicians performing maintenance onThe Fenwal 35 615516 111 is a high performance 24 VAC microprocessor based direct spark ignition (DSI) control module optimized for precision burner management in gas fired heating systems. This veteran grade HVAC ignition control is engineered with an integrated inducer blower relay, simplifying the wiring stack while ensuring robust control over the combustion process. Specifically designed for applications requiring a 15 second pre purge and inter