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DeZURIK R3 POWERRAC

TM

 

CYLINDER ACTUATOR

 

 

Instruction

 

D10359

 

 

August 2016 

Содержание POWERRAC R3

Страница 1: ...DeZURIK R3 POWERRAC TM CYLINDER ACTUATOR Instruction D10359 August 2016...

Страница 2: ...g with hazardous pipeline materials Handle valves which have been removed from service with suitable protection for any potential pipeline material in the valve Inspection Your R3 PowerRac Cylinder Ac...

Страница 3: ...tion 4 Lubrication 4 Open and Closed Position Stops 4 Removing Actuator From Valve 7 Actuator Disassembly 7 Actuator Reassembly 8 Mounting Actuator on Valve 10 Changing Mounting Position of Actuator o...

Страница 4: ...Pa maximum Lubrication The R3 PowerRac Cylinder Actuator is lubricated at the factory and does not require routine maintenance lubrication If the actuator is disassembled lubrication is required as de...

Страница 5: ...DeZURIK R3 PowerRac TM Cylinder Actuator August 2016 Page 5 D10359 Figure 1 Component Identification Unassembled...

Страница 6: ...DeZURIK R3 PowerRac TM Cylinder Actuator D10359 Page 6 August 2016 Figure 2 Component Identification Assembled...

Страница 7: ...operation of a powered actuator can cause personal injury or equipment damage Disconnect and lock out power to the actuator before servicing 3 Disengage the actuator from the valve shaft by loosening...

Страница 8: ...th the O ring groove toward the piston rod place the O ring B43 the piston B46 and the nut B47 on the piston rod B42 Tighten the nut to 120 10 foot pounds 163 14 Nm 2 Place the O ring B45 in the small...

Страница 9: ...the gear B8 into the housing bearing B2 so that the marked tooth on the rack B5 meshes between the two marked teeth on the gear as shown in Figure 3 11 Place the O ring B10 in the groove of the top co...

Страница 10: ...ve is installed One or more of the following four steps may be required depending upon the positions of the valve the actuator the actuator cover and the mounting position selected a Rotate the valve...

Страница 11: ...so that the gear B8 bottoms out against the lower housing bearing B2 10 Begin to tighten the adjusting screw B9A as the adjusting screw becomes snug repeat step 9 and finish tightening to 200 30 foot...

Страница 12: ...n Adjust only the left side lock screw to lock the actuator in the closed position Adjusting the wrong screw does not lock the actuator and can result in personal injury or equipment damage 2 Loosen t...

Страница 13: ...from turning and turn the jam nut several turns counterclockwise to the head of the lock screw 3 Turn the right side lock screw clockwise several turns until resistance is felt from the lock screw con...

Страница 14: ...DeZURIK R3 PowerRac TM Cylinder Actuator D10359 Page 14 August 2016 Figure 4 Lockable Model Component Identification...

Страница 15: ...op See OPEN AND CLOSED STOPS Actuator will not fully operate valve Cylinder pressure is low Increase cylinder pressure Do not exceed 100 psi 69 kPa Actuator is sized incorrectly Use larger actuator Pi...

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