This aftermarket tank cover is a precise technical replacement for the Bloomfield A6-70221 and BBD-8512-45 configurations

When configured for 1500W

If your diagnostics confirm the existing motor is failing to reach the necessary RPM or the wheel is obstructed

Can this ECM motor replace a standard PSC motor

Siemens Building Technology 243-0011 Relay 318820-201 This aftermarket tank cover isThe Siemens 243 0011 pneumatic relay is a versatile heavy duty analog relay designed for demanding commercial HVACR control environments. This multi function auxiliary device operates on a force balance principle, utilizing a Powers two valve design to maintain system stability and eliminate unnecessary air consumption. Built as a rugged die cast model, it features 1 8" NPT air connections for supply, output, and both direct and reverse acting inputs,