Greenheck Exhaust Fan CUBE 161

Inspect and ensure all components are secure

Adjust and tighten components as necessary

Loosen the setscrew holding the bushing and shaft key in place, if present.

Loosen and remove the socket head cap screws fastening the bushing to the hub.

Socket Head Cap Screws Installation

Select the mounting type for socket head cap screws installation

Tighten each socket head cap screw an eighth of a turn, alternating between the two, until the hub comes loose from the bushing.

Disconnect and secure to the 'off' position all electrical power to the fan

Ensure the unit is made non-functional (fuses removed, disconnect locked off)

Ensure power is turned off to the fan

Remove hood to gain access to motor compartment

Disconnect motor wiring and controls wiring (if present)

Remove the 4 or 6 screws securing the powerpack

Carefully lift out the powerpack while keeping it centered to the housing

Disconnect all electrical power to the fan and secure to the 'off' position

Remove fuses and lock off the disconnect

Conduct initial inspection after 30 minutes of operation

Adjust and tighten belt as necessary