SEW eurodrive Electric Motor CFV132M4

Before startup, ensure the following conditions are met

During startup, ensure the following conditions are met

Changing the braking torque for BR03 brake

Isolate the motor and brake from the supply, safeguarding them against unintentional power-up

Unscrew the hand lever, remove the fan guard and the fan

Loosen the screws and remove the complete brake with the releasing lever

Loosen the screws and remove the guide ring with friction plate, brake disc, pressure plate and damping plate

Remove the brake springs from the brake coil body and replace them with new ones

Position the new brake springs symmetrically

Slide the damping plate over the two studs attached to the pressure plate so the embossing pattern is located with the projecting side facing the pressure plate

Place the pressure plate on the brake springs together with the damping plate; guide the studs attached to the pressure plate through the holes in the brake coil body and ensure correct positioning

8.1 Inspection and maintenance intervals

Change the low-viscosity grease in the backstop every 10,000 hours of operation for motors with a backstop

8.3 Inspection / maintenance on the motor — Lubrication of the backstop

Does the grease comply with NLGI class 00/000 and have a base oil viscosity of 42 mm/s at 40 °C?

Is the grease suitable for the temperature range of -50 °C to +90 °C?

Select the motor type for lubrication

Enter the amount of grease required based on motor type (in grams)

Altering the blocking direction on motors with a backstop

Note the direction of rotation and number of stages

Operate the backstop at half motor voltage for checking purposes

Isolate the motor from the supply

Remove fan guard and fan, unscrew hexagon socket head cap screws

Remove the V-ring and sealing flange with felt ring

Remove the circlip (not for DT71/80); for DV132M-160M, also remove the equalizing rings

Pull the carrier and wedge element train completely off, turn them by 180° and press them back on

8.1 Inspection and maintenance intervals

Check the condition of the anticorrosion coating

Is the anticorrosion coating intact?

Touch up the anticorrosion coating where necessary

Renew the anticorrosion coating if significant wear is detected