Check Rotation - Emerson Bettis EHO Installation And Operation Manual

Section 4: Set-up/Start-up Procedure

May 2015

4.5.5

4.5.6

4.6

4.6.1

4.6.2

NOTE:

On Spring-Return units, Fail-safe Close units OPEN with the Power Cylinder and Spring-

Return CLOSE. Fail-safe Open units CLOSE with the Power Cylinder and Spring-Return

OPEN.

4.6.3

4.6.4

Figure 15

4.6.5

4.6.6

NOTE:

If the EHO Actuator is supplied with optional ESD, before operating a motor-powered

stroke, a customer supplied ESD signal must be present and Solenoid Valve (17)

energized.

24

Open the Hand Pump Isolation valves (8). ((See NOTE: IMPORTANT above.))

Check Reservoir (4) to see the hydraulic fluid is at the proper level.

Turn on the electrical supply to the unit. If an ((optional)) Circuit Breaker Module

is supplied, turn the Circuit Breaker to ON.

Turn the LOCAL-OFF-REMOTE selector switch to LOCAL.

Ensure Flow Control Valves (7) are adjusted fully counterclockwise for maximum

flow.

Open inspection port on side of unit to observe the rotation of the motor/pump

shaft.

Inspection Port for Motor Rotation

While observing the inspection port, for motor rotation, push and release the

OPEN/CLOSE PUSHBUTTON to Power Stroke the actuator and immediately push

the STOP Pushbutton. Motor rotation should be counterclockwise when looking

at the back of the motor.

If needed, correct motor rotation.

Installation and Operation Manual

Part Number: VA001-507-32, Rev. 0

Set-up/Start-up Procedure