Browning AK51X5/8 Sheave 340793-762 If the spark electrode is

If the spark electrode is firing but the main burner won't engage

or insufficient draft from the inducer motor

Replacing a cracked or scaled 99M83 furnace part restores the safety and operational integrity of the unit

This prevents live steam from entering the gauge and damaging the internal mechanism

The B224 features an equal percentage flow characteristic

Browning AK51X5/8 Sheave 340793-762 If the spark electrode isThe Browning AK51X5 8 is a high grade cast iron sheave designed for reliable power transmission in fractional horsepower (FHP) applications. Engineered with a 5 8" fixed bore and a precision machined keyway, this single groove pulley provides a secure, slip free connection for HVAC blowers, fans, and small motor drives. The 4. 95" outside diameter is optimized for 3L, 4L, and A belts, offering versatile compatibility across various belt sections.