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ET Series Heavy-duty Pneumatic Actuators
Installation Operation& Maintenance Manual
ETS/C Series Heavy-duty Pneumatic Actuators
Installation, Operation & Maintenance Manual
0045
Address : 26, Emtibeui 28-ro, Siheung-si, Gyeonggi-do, (15119), Republic of Korea
Tel : +82-31-488-8266, Fax : +82-31-488-8269, Home page : www.hkcon.co.kr, email : hkcon@hkcon.co.kr
Doc No. : HumG-ET-21 E Rev0
Page 1 / 17
Valve Automation Leader, HKC
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Summary of Contents for HKC ET Series
- Page 1 ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual ETS/C Series Heavy-duty Pneumatic Actuators Installation, Operation & Maintenance Manual 0045 Address : 26, Emtibeui 28-ro, Siheung-si, Gyeonggi-do, (15119), Republic of Korea Tel : +82-31-488-8266, Fax : +82-31-488-8269, Home page : www.hkcon.co.kr, email : hkcon@hkcon.co.kr Doc No.
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Page 2: Table Of Contents
ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual Contents 1. Introduction .......................... 3 1.1. Purpose ..........................3 1.2. Safety Notices ........................3 1.3. Product Identification ....................... 4 1.4. Initial Inspection ......................... 4 1.5. Storage ..........................4 1.6. Installation ........................... 4 1.7. -
Page 3: Introduction
This manual is offered as a guide to performance, installation, operation, disassembly and after-service of the ET- series Double Acting and Spring Return Module type models which are manufactured by HKC Co., Ltd. The enterprise and the maintenance team responsible for the ET - series must read this manual and use other relevant instruction manuals for respective accessories such as the Positioner, Limit Switch and Solenoid Valve. -
Page 4: Product Identification
ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual 1.3. Product Identification The actuator name plate is located on the up side of the body. The name plate contains the following: 1.3.1. Marking ① General Logo (trade mark), Model, Type, Fail position,... -
Page 5: Maintenance
The spring set can be purchased at any time via the head office: Table 1-1. HKC Co., Ltd. Contact Information Tel. -
Page 6: Service Support Items
3. Back up Ring 1.9. Lubrication Requirements Due to safety measures, alternative lubricants should not be used without written recommended of HKC Co., CAUTION: Ltd. The ET-Series is a totally enclosed unit with permanent lubrication in the actuator. Once installed, lubrication should not be required (an exception is Table 1-2). -
Page 7: Mounting And Operating
---- 18 rev0] 3. Mounting and Operating 3.1. Actuator Mounting Do not attempt to work on your HKC actuator without first shutting off its incoming power, compressed air & CAUTION: related internal piping fluid. Note: Prior to mounting, the part-turn actuator must be checked for any damage. If something of damaged parts must be replaced by original spare parts. -
Page 8: Working Principle
ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual 3.3. Working Principle 3.3.1. Adjustment of the angle of Double Acting Actuator ① Adjust the angle ± 5 degree with two bolts when the piston is operated back and forth at 90 degree ②... -
Page 9: Working Principle With Add-On
ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual 3.4. Working Principle with Add-on This section explains the working principle of the Spring Return Actuator and solenoid valve attachment. When air is provided to the center of cylinder through port A of the actuator, piston moves “outwards” due to air pressure. The rod is connected with the piston which delivers power to the Yoke and during this time the Yoke turns counter-clockwise. -
Page 10: Actuator Disassembly
(Pneumatic Power Module or Drive module only). Consult HKC before attempting any potentially dangerous procedures. Do not remove the Spring Module while the spring is compressed. Follow all instructions written on the warning tag (wired to ... -
Page 11: Actuator Assembly
Failure to use the correct tools and equipment can cause severe equipment damage or fatal injury to personnel. For Spring Module disassembly, consult HKC Co., Ltd. Do not remove spring pack while the spring is compressed. - Page 12 ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual ⑨ Put on cover o-ring (No 21) at the front cover (No 20), put on back-up ring (No 35) and piston o-ring (No 31) on the piston (No 30), and smear enough some grease to those o-rings (21, 31) and the back-up ring(No 35).
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Page 13: Actuator Testing
For correct spring selection, refer to the torque table, for spring return actuators, in the literature or consult with HKC CO., LTD. For details regarding the 'No' keys, refer to the Bill of Materials in section 2 ... -
Page 14: Actuator Module Weights
ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual 7. Actuator Module Weights Table 7-1. Symmetric Type Actuator ET-S DA (Kg) SR 4.2 BAR (Kg) SR 5.6 BAR (Kg) 1,010 1,110 1,250 1,200 1,390 1,450 1,620 1,090 1,810 2,030 1,160... -
Page 15: Actuator O-Ring Parts
ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual 8. Actuator O-ring Parts SERIES PART NAME UPPER AN42 AN239 AN244 AN259 AN264 AN269 G350 BUSH LOW BUSH AN42 AN239 AN244 AN259 AN264 AN269 G350 YOKE AN150 AN236 AN241 AN255 AN261... - Page 16 ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual 9. [Bolt & Nut Torque Table Cover Bolt Spring Rod Lock Nut Model Name Size Length (L) Torque (Nm) Size Thickness (T) Torque (Nm) ET S/C 065 M27 x P2 1,240...
- Page 17 ET Series Heavy-duty Pneumatic Actuators Installation Operation& Maintenance Manual 10.2.2. It makes the actuator fail safe by releasing compressed air inside the cylinder of the actuator. 10.2.3. Loosen the cap bolt at the end of the spring pack and remove the spring pack fixing bolt from the body side to separate the spring pack from the body.
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