GBR 76 SOE Replacement Motor Assembly


Our modular design allows replacement of the interior motor assembly without needing to replace the outer enclosure.

Operating Range : 108 – 132 Volts AC RMS, 50/60 Hz, Single Phase

Max. Static Pressure: 16″ w.c. @ 0 CFM

Max. Airflow : 155 CFM @ 0″ w.c.

Built in speed control to customize performance.

Built in condensate bypass.

* GBR76 SOE and UD can be interchanged as long as correct voltage is being supplied.  Refer to operating ranges.



Ensure power is disconnected prior to replacing the motor assembly.

Open enclosure door by disengaging stainless steel latches.

Disconnect electrical harness.

Disconnect intake and discharge couplings from enclosure.

Remove old motor assembly from enclosure and replace with new assembly.

Connec\x74 Speed controller to harness and apply adhesive side to lower left-hand of enclosure.

Coat both the intake and discharge coupling’s male threads with new Teflon tape (not included) and screw them into the female threaded motor assembly’s ends until the connection is tight.

Install a bead of clear, waterproof silicone (not included) where the discharge coupling meets the outer enclosure to ensure a water-tight seal.

Join the interior electrical harness and power the blower.

Check operation, vacuum pressure and flow to ensure they meet system requirements.

Adjust speed control as necessary


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