How do I know if the carryover tube needs replacement

Is the B13400915S the correct motor for my furnace model

This motor is the official service pack replacement for parts 20046618 and 20046618S

Engineered Durability: Features weather-resistant housing and robust bearings designed for outdoor exposure and sustained 1050 RPM operation

ensure the weight lever screw is moved to the lower hole to maintain proper gate balance

Reznor 197032 Switch R-22 How do I know ifThe Reznor 197032 Switch is a critical OEM safety component designed specifically for high altitude applications in Reznor HVAC equipment. Engineered with a calibrated 0. 45" WC (water column) setpoint, this SPST pressure switch ensures that the induced draft motor is generating sufficient vacuum to safely vent combustion gases in environments where air density is lower. Recognized by its pink label, this HiAltitude#Switch . 45"wcPink is foundational