Fenwal 35-605954-105 Module 321894-709 With a maximum operating pressure

With a maximum operating pressure of 600 psig and a maximum temperature rating of 800°F

Use a multimeter to measure the Ohms (resistance) across the leads and compare the reading to the standard York NTC thermistor temperature-resistance chart for the ambient oil temperature

the X2669 eliminates the need for field modifications

The unit features distinct NPT connection ports: a 3/8" NPT high pressure connection at the bottom

They share the same physical dimensions

Fenwal 35-605954-105 Module 321894-709 With a maximum operating pressureFor veteran technicians servicing high efficiency heating systems, the Fenwal 35 605954 105 stands as a critical 24 VAC microprocessor based direct spark ignition (DSI) control. This robust ignition module is engineered to manage the sequence of operation for gas fired appliances with precision, featuring a dedicated 15 second pre purge period and a 10 second trial for ignition (TFI) to ensure safe combustion cycles. Designed for versatility across