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Radius A Series, Operation And Instruction Manual

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Radius A Series Operation And Instruction Manual Download Page 8

 

 

 8

RADIUS LLC 
4922 Technical Drive 
Milford, Mi 48381 

SERIES A 
OPERATION AND  
INSTRUCTION MANUAL

 

 
 
 
 

SINGLE ACTION ACTUATOR

 

 
When it is necessary to replace the springs of a single action actuator, make sure that the springs are 
installed in the same position as before. 
 
When less springs than usual are used, they must be installed as shown below.  
 

AS005A / (AS003A)

6(3) Spring Set

8(4) Spring Set

10(5) Spring Set

 

 

AS008A / AS012A / AS020A

8 Spring Set

12 Spring Set

10 Spring Set

14 Spring Set

 

 
 
 
 
 
 
 

Summary of Contents for A Series

Page 1: ... system This system allows a complete regulation of the opening and closing of the aperture without having to remove the covers The standard units produce a torque between 132 and 52 660 lb in at 80 psi that together with the shaft s output range and its modular design allows the attachment of a wide variety of control accessories ATTACHMENT OF THE ACTUATOR The RADIUS actuators can be installed di...

Page 2: ...ll the bolts 6 At this point check that the actuator and the valve are in the desired position 7 In the event that it is not correctly positioned remove the actuator and repeat all the steps WARNING NEVER REMOVE A PRESSURIZED ACTUATOR FEATURES AND OPERATING PRINCIPLES 1 Basic Actuator The RADIUS actuator shaft rotates a full 90 some models can be ordered with a 180 rotation angle The opening rotat...

Page 3: ...f the actuator shaft turning it in the desired direction RADIUS also offers a varied range of declutchable gear operators for this operation For more information consult RADIUS WARNING MAKE SURE THAT THE ACTUATOR IS NOT OPERATING AUTOMATICALLY WHEN A MANUAL OPERATION IS BEING PERFORMED NOTE A PROPER RELEASE OF AIR IS REQUIRED FOR MANUAL OPERATION THIS REQUIRES THE DISCONNECTION OF THE AIR LINES OR...

Page 4: ...0 0 116 1 1 2 1 2 2 4 AD AS 060 161 2 194 7 2 4 2 4 3 6 AD AS 100 240 1 269 1 3 5 3 5 5 8 AD AS 200 383 9 491 3 5 8 5 8 8 11 AD AS 250 467 5 533 6 6 8 6 8 10 14 AD AS 370 863 1 1067 2 7 9 11 14 17 20 AIR SUPPLY AND ELECTRICAL INSTALLATION A AIR SUPPLY RADIUS actuators are correctly lubricated at the factory All lubricants are silicone free The use of dry clean air or gas is recommended for optimal...

Page 5: ...e s must simply be connected to the valve s pressure inlet ports MAINTENANCE CAUTION DISCONNECT ALL AIR SUPPLY LINES AND ELECTRICAL POWER BEFORE STARTING ANY MAINTENANCE WORK All the actuators are supplied sufficiently lubricated for their normal life The lubricants are silicone free In the event that the actuators should require lubrication the use of OPTIMOL OLIT2 grease is recommended Grease fo...

Page 6: ...it for each model These spring must be replaced in complete sets In each kit of springs both springs and pre tensors are supplied Model Quantity AS 003 6 AS 005 12 AS 008 AS 012 AS 020 16 AS 030 AS 040 20 AS 060 AS 100 20 AS 200 AS 370 20 AS 140 24 AS 250 AS 500 40 42 STORAGE When an actuator is not put in service immediately or is used intermittently it is recommended that the actuator is operate...

Page 7: ...amage the actuator s body If it does not have sharp edges remove the piston from its bore To reassemble the actuator it is necessary to perform the following steps 1 When replacing the O Rings care must be taken to insure that all the parts are completely clean and that all the seal seats are lightly greased 2 The gears the spring bores and the springs themselves must be abundantly greased before ...

Page 8: ...y to replace the springs of a single action actuator make sure that the springs are installed in the same position as before When less springs than usual are used they must be installed as shown below AS005A AS003A 6 3 Spring Set 8 4 Spring Set 10 5 Spring Set AS008A AS012A AS020A 8 Spring Set 12 Spring Set 10 Spring Set 14 Spring Set ...

Page 9: ...e seats that are on the piston Install the cover over the springs aligning them with their appropriate seats in the cover Install the cover screws in the retention holes that are in the covers If it is desired to convert a double action unit into a single action unit it is only necessary to install the springs Tighten the screws in the threaded bores in the actuator forcing them slowly down into t...

Page 10: ...g and stop nut assembly 19 20 and 18 so that they come out of the housing in one piece 4 Loosen or tighten the internal stop screw 16 according to whether more or less travel has to be given to the actuator closing It is very important that the two screws are adjusted equally 5 Once the internal stop screw is adjusted connect the air to port A to start the actuator s opening process and screw the ...

Page 11: ...ed Detach air lines and remove debris Air supply is too low Increase air supply at regulator Pilot valve malfunction Check proper operation of pilot valve replace Seals are worn Rebuild with new seal kit Actuator undersized for application Replace with larger actuator Actuator seized during winter outside application water in compressed air Thaw actuator remove water Install air dryer Actuator is ...

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