Emerson Fisher 655R Instruction Manual

www.Fisher.comFisherr 655 and 655R Actuators for Self‐Operated ControlContentsIntroduction 1...Scope of Manual 1...

Instruction ManualD100305X012655 and 655R ActuatorsDecember 201010a. Loosen the two hex nuts (key 12).b. Loosen the yoke locknut (figure 3) with a h

Instruction ManualD100305X012655 and 655R ActuatorsDecember 2010115. Secure the diaphragm plate (key 4) to the actuator stem (key 8) with the cap scr

Instruction ManualD100305X012655 and 655R ActuatorsDecember 20101216. To start up and adjust the actuator, follow the procedures outlined in the Star

Instruction ManualD100305X012655 and 655R ActuatorsDecember 2010133. Insert the handwheel stem into the handwheel body (key 28, figures 6 and 7; key

Instruction ManualD100305X012655 and 655R ActuatorsDecember 201014NoteDo not use lubricant on these bolts and nuts. Fasteners must be clean and dry.14

Instruction ManualD100305X012655 and 655R ActuatorsDecember 201015Key Description Part Number Sizes 33 & 43  W/o top‐mounted handwheel 1F702302112

Instruction ManualD100305X012655 and 655R ActuatorsDecember 201016Figure 5. Size 32 through 46 Top‐Mounted Handwheel AssemblyBV8008‐EFigure 6. Size 3

Instruction ManualD100305X012655 and 655R ActuatorsDecember 20102Table 1. SpecificationsActuator Sizes and Maximum Casing PressuresACTUATORSIZEMAXIMUM

Instruction ManualD100305X012655 and 655R ActuatorsDecember 20103Always wear protective gloves, clothing, and eyewear when performing any installation

Instruction ManualD100305X012655 and 655R ActuatorsDecember 20104For Push‐Down‐To‐Close Valves:a. Place the actuator part way over the valve stem. Th

Instruction ManualD100305X012655 and 655R ActuatorsDecember 20105Table 2. Actuator Pressure‐Setting Ranges(1)ACTUA‐TORSIZESPRING PARTNUMBERPRESSURERED

Instruction ManualD100305X012655 and 655R ActuatorsDecember 20106Table 3. Effective Diaphragm Area(1)ACTUA‐TORSIZETRAVEL DOWN FROM UPPER CASING STOP,

Instruction ManualD100305X012655 and 655R ActuatorsDecember 201073. After correct travel has been obtained, tighten the hex nuts (key 12) against the

Instruction ManualD100305X012655 and 655R ActuatorsDecember 20108Adjustment For Pressure‐Reducing or Pressure‐Relief ServiceThe actuator is factory‐se

Instruction ManualD100305X012655 and 655R ActuatorsDecember 20109D Do not remove the actuator from the valve while the valve is still pressurized.D Al