Andco Actuators Linear Electric Actuator 7317T

Disconnect all electrical power before removing covers of either position or thrust switch compartments.

Ensure service personnel are licensed/trained and authorized.

Disconnect and mark leads on gear position and thrust limit switches.

Remove pipe plug (23) to vent air into housing.

Remove geared position limit switch assembly by rotating clockwise approximately 90° and pulling up.

Remove o-ring (55) and thrust switch assembly.

Disconnect all electrical power before removing covers of either position or thrust switch compartments.

Ensure service personnel are licensed/trained and authorized.

Disconnect and mark leads on the geared position limit switch and thrust switch.

Remove pipe plug (23) to allow vent air into the housing.

Remove limit switch assembly by removing hardware and rotating the switch assembly.

Disconnect all electrical power to the actuator

Remove the brake cover from the motor end bell

Disconnect the coil power wires from the terminal strip

Remove the four socket head cap screws and lockwashers

Remove the entire brake assembly

Remove the pipe plug (23) located in the side of the housing (1)

Inspect the lubricant for proper consistency and quality

Is the lubricant level low or visibly contaminated?

Replace the pipe plug tightly after inspection

Further Inspection (if necessary)

Describe the cause of low or contaminated lubricant

Disconnect all electrical power to actuator

Remove the position limit switch compartment cover (51)

Remove the motor pipe plug (100)

Rotate the shaft clockwise to extend the actuator shaft

Adjust rotor (#36-1) contact fingers

Clevis Pin Retraction and Second Rotor Adjustment

Retract the clevis pin by rotating the motor shaft counterclockwise