Twin City Fan Companies Centrifugal Fan BSI-150AHP

Installation and maintenance are to be performed only by qualified personnel who are familiar with local codes and regulations and experienced with this type of equipment.

WARNING! Hazardous moving parts. Unit may contain protected fan motor, which may start automatically and cause injury. Allow time for reset. Disconnect power before servicing.

CAUTION! Sharp edges and screws are a potential injury hazard. Avoid them.

Power is turned off and locked in the OFF position at the service entrance.

Fan checked at least once a year.

Warning: This procedure requires trained personnel with PPE!

Are the bearing set screws tight?

If the screws are not tight, tighten them and report the issue to the maintenance team.

Is there any material build up on the impeller blades?

If there is material build up, clean the impeller blades and report the issue to the maintenance team.

Is there any sign of corrosion or erosion on the blade metal?

If there is corrosion or erosion, report the issue to the maintenance team.

Sign off on the bearing set screw check

WARNING: Hazardous moving parts. Unit may contain protected fan motor, which may start automatically and cause injury. Allow time for reset. Disconnect power before servicing.

CAUTION: Sharp edges and screws are a potential injury hazard. Avoid them.

Routine maintenance should cover the following items:

All motors containing ball bearings are permanently lubricated from the factory. No additional maintenance is required.

Sign off on the fan maintenance

Warning: Hazardous moving parts. Unit may contain protected fan motor, which may start automatically and cause injury. Allow time for reset. Disconnect power before servicing.

Caution: Sharp edges and screws are a potential injury hazard. Avoid them.

Motor shaft spins freely with power off

Belt easily slipped over the sheave

Belt checked for glazing, cracks, ply separation or irregular wear

Sheaves checked for chipping, dents or rough surfaces

Correct belt tension maintained

Installation and maintenance are to be performed only by qualified personnel who are familiar with local codes and regulations and experienced with this type of equipment.

WARNING! Hazardous moving parts. Unit may contain protected fan motor, which may start automatically and cause injury. Allow time for reset. Disconnect power before servicing.

CAUTION! Sharp edges and screws are a potential injury hazard. Avoid them.

Is the fan motor disconnected before servicing?

Are all sharp edges and screws avoided during the inspection?

For critical or rugged applications, a routine check every two or three months is suggested.