the Emerson 049881 comes with the required capscrews to secure the power head to the valve body

Installation is straightforward for contractors during seasonal preventive maintenance: once the gas supply is isolated and the faceplate removed

This typically indicates that the filter drier is saturated or the system evacuation was incomplete

Installing a new L1-01711-A at the correct tension usually eliminates this issue

Tjernlund Products 950-1020 Motor 323055-751 the Emerson 049881 comes withThe Tjernlund Products 950 1020 Motor is a precision engineered draft inducer motor designed specifically for Tjernlund HSJ, HS1, and HS2 power vent systems. This 115V, 3000 RPM single phase motor features a 3. 3 inch frame and is built to withstand the high heat environments of sidewall venting applications. As a direct OEM replacement motor, it ensures the exact torque and static pressure required to maintain proper draft and purge combustion gases