TECO Electric Motor AEHH8NCF

Change the oil at regular intervals

Determine the interval for oil changes based on operating conditions

Use only good grade, oxidation-corrosion-inhibited turbine oils

Is the ambient temperature near or below freezing?

Clean the interior of the bearing housing and flush with clean oil or kerosene

Wipe the bearing halves and shaft journal with a lint-free cloth soaked in clean oil

Inspect all parts for nicks, scratches, etc., and remove imperfections

Check the condition of the floating labyrinth seal halves before installation

Ensure the bottom half seal is positioned correctly with drilled holes at the bottom

Apply a bead of Curil-T around the seal half O.D.'s on both sides adjacent to the garter spring groove

Place the bottom seal half on top of the shaft and roll it into position

Install the top seal half and insert the garter spring, ensuring it is locked

Bearing Protection — Tilt-Pad Bearings

Rotate the shaft a few revolutions

Pour in approximately one cup of oil

Change the oil at regular intervals

Determine the time between oil changes based on operating conditions

Use good grade, oxidation-corrosion-inhibited turbine oils

Specify the viscosity of the oil based on bearing type, size, load, speed, ambient temperature, and cooling water

Is the ambient temperature near or below freezing?

Preheat the oil or use special oil if necessary

Ensure oil-metering hole is clear

Check the wear level of the carbon brush

Replace the carbon brush if worn to 1/2 ~ 3/4 of original size

Verify the brush material against the motor's nameplate

Record the recommended brush type from the nameplate

Refer to CNS 2322 C4051 or JIS C2802 for brush, holder, and gap dimensions

Ensure the gap between brush and holder is within recommended specifications