Emerson Fisher 2052- Manuals

Instruction Manual D103296X012 2052 Actuator November 2011 5 desired action. For successful operation, the diaphragm rod assembly, lever, and valve shaft must move freely in response to changes in the loading pressure on the diaphragm. Actuator Mounting WARNING Avoid personal injury or property dama...

Instruction Manual D103296X012 2052 Actuator November 2011 6 5. Refer to figure 2 and table 5 for available mounting styles and positions. The actuator is normally positioned vertically with the valve in a horizontal pipeline. 6. Determine whether the actuator mounting yoke (key 27) will be mounted ...

Instruction Manual D103296X012 2052 Actuator November 2011 7 9. Ensure all end play in the valve shaft is removed by directing the valve shaft and control element toward the actuator as much as possible. 10. Tighten the socket head cap screw (key 15) which compresses the splined lever connection to ...

Instruction Manual D103296X012 2052 Actuator November 2011 8 D Check with your process or safety engineer for any hazards that may be present from exposure to process media. Replacing Diaphragm Isolate the valve body from the process. Release process pressure and vent all actuator pressure. Disassem...

Instruction Manual D103296X012 2052 Actuator November 2011 9 contact your local Emerson Process Management Instrument and Valves Service Center. Alternatively, replace two oppositely located casing cap screws (key 8) with 100 mm (4 inch) long fully threaded M10 cap screws of ISO 898-1 Property Class...

Instruction Manual D103296X012 2052 Actuator November 2011 10 7. The guide assembly (key 48) may be removed for inspection (size 3 only). Note At this stage of disassembly, it may be determined that further disassembly is not necessary. If separation of the diaphragm rodassembly from the lever is no...

Instruction Manual D103296X012 2052 Actuator November 2011 11 Changing or Replacing Actuator Lever WARNING Avoid personal injury or property damage. The end plate assembly (key 3) and lever (key 14) may only be removed after the actuator spring compression forces are safely relieved. Refer to the in...

Instruction Manual D103296X012 2052 Actuator November 2011 12 3. Insert the lever into the bushing in the actuator housing.4. Fasten the rod end bearing diaphragm rod assembly to the lever using the cap screw (key 16) and nut (key 17) if applicable. Tighten per table 6. 5. Install the end plate asse...

Instruction Manual D103296X012 2052 Actuator November 2011 13 1. Perform steps 1 through 6 of the Replacing Diaphragm procedure.2. Remove the cotter pin, hex nut, handwheel, and locknut (keys 34, 33, 32, and 43). Unscrew the stem (key 35) out through the actuator end of the handwheel body (key 5). 3...

Instruction Manual D103296X012 2052 Actuator November 2011 14 1. Ensure the diaphragm rod assembly (key 10) is in the upward position and the lever (key 14) is against the up travel stop (spring fail position). 2. Thread the supplied jam nut (key 40) all the way onto the threaded bolt portion of the...

Instruction Manual D103296X012 2052 Actuator November 2011 15 To Unlock the Actuator 1. Remove the padlock. Loosen the jam nut (key 40), and unscrew the threaded bolt until it no longer protrudes inside the housing. Note Ensure the mounting plate assembly bolt is unthreaded far enough that the actua...

Instruction Manual D103296X012 2052 Actuator November 2011 16 2. Ensure the actuator lever (key 14) is in the spring-fail position (against the up travel stop).3. Assemble the lockout kit by positioning the locking shaft (key 50) within the center through-hole of the mounting plate (key 51), as show...

Instruction Manual D103296X012 2052 Actuator November 2011 17 Parts Ordering When corresponding with your Emerson Process Management sales office about this equipment, refer to the serial number found on the actuator nameplate. WARNING Use only genuine Fisher replacement parts. Components that are n...

Instruction Manual D103296X012 2052 Actuator November 2011 18 Figure 7. Fisher 2052 Actuator Assembly GE42779-C APPLY LUB/SEALANT PARTS NOT SHOWN: 2, 18 SIZE 3 ONLY SIZE 3 ONLY

Instruction Manual D103296X012 2052 Actuator November 2011 19 Figure 8. Fisher 2052 Size 3 Actuator Assembly GE52013-A APPLY LUB/SEALANT SIZE 3 ONLY

Instruction Manual D103296X012 2052 Actuator November 2011 20 Figure 9. Fisher 2052 Size 1 Handwheel Assembly GE33241_A APPLY LUBRICANT Emerson Process ManagementMarshalltown, Iowa 50158 USASorocaba, 18087 BrazilChatham, Kent ME4 4QZ UKDubai, United Arab EmiratesSingapore 128461 Singapore www.Fisher...