TRIAC 2R Series Installation & Maintenance Manual Download Page 7

 

RACK & PINION ACTUATORS 

2R40 to 2R1750 Series 

Installation & Maintenance Manual

 

October 24, 2013

www.atcontrols.com 

Engineering\documents\products\IOM\IOM1003.docx

12. Bill of Materials:

 Description 

Qty Material 

Remarks 

Cylinder Body 

Aluminum 

Hard Anodized 

2 Drive 

shaft/Pinion 

Steel 

Electroless Nickel Plated 

Bottom Pinion Bushing*** 

Nylon 

Bottom Pinion O-Ring*** 

Nitrile Buna 

Travel Stop Cam 

SCM21 

Phosphate Coated 

Travel Stop Washer 

PTFE 

Top Pinion Bushing*** 

Nylon 

Top Pinion O-Ring***# 

Nitrile Buna 

Pinion Teflon Washer*** 

RTFE 

10 

Pinion SST Washer*** 

304 SST 

11 

Snap Ring*** 

Steel 

Electroless Nickel Plated 

12 

Piston 

Die Cast Aluminum 

Dichromate Dipped 

13 Guide 

Plate*** 

Nylon 

14 

Piston O-Ring***# 

Nitrile Buna 

15 

Piston Guide Band*** 

PTFE 

16 

End Cap O-Ring***# 

Nitrile Buna 

17 

Hole Sealant 

Nitrile Buna 

18 

End Cap 

Die Cast Aluminum 

Epoxy Coated 

19 

End Cap Bolts 

304 SST 

20 

Travel Stop Bolt 

304 SST 

21 

Travel Stop Nut 

304 SST 

22 

Travel Stop Washer 

304 SST 

23 

Travel Stop O-Ring***# 

Nitrile Buna 

24 Spring 

Cartridge 

Varies Spring Steel 

Epoxy Coated 

25 Dust 

Plug 

Polyethylene 

26 Position 

Indicator 

Polyethylene 

*** Parts included in Repair Kit 

(Recommended)

 

# Parts included in Seal Kit 

Note: Spring Cartridges are for 
spring return actuator only

Distributed by Relevant Solutions | 1.888.858.3647 | relevantsolutions.com

Summary of Contents for 2R Series

Page 1: ...ater oil pipe sealant or other contaminants The operating medium is to be filtered dry air or inert gas which is filtered to 50 micron particles size or less It is extremely important that the actuato...

Page 2: ...protect the seat from the flow media and to assure absolute shut off in the closed position Butterfly Valves require precise adjustment at the open and closed position This is to assure full shut off...

Page 3: ...otates the drive pinion clockwise and exhausts the air out of Port A 7 Operation Spring Return Fail CW CCW Air is supplied to Port A forcing the pistons away from each other toward ends which rotates...

Page 4: ...bolts evenly on both end caps Using a rubber mallet rotate the end cap slightly gaining access to the edges of the end cap Use the rubber mallet to remove the end cap evenly 8 3 Removal of Pistons Ro...

Page 5: ...re in the correct orientation 9 4 Installing the Pistons Lightly grease the piston o rings piston backup ring guide plate with multi purpose grease fit the o rings backup ring guide plate into their r...

Page 6: ...prings for the desired torque output Place the springs into the pockets of the piston and end cap Balance the springs across the Pistons 10 Testing Using compressed air at 80psi 100psi check the seal...

Page 7: ...1 304 SST 11 Snap Ring 1 Steel Electroless Nickel Plated 12 Piston 2 Die Cast Aluminum Dichromate Dipped 13 Guide Plate 2 Nylon 14 Piston O Ring 2 Nitrile Buna 15 Piston Guide Band 2 PTFE 16 End Cap...

Page 8: ...rovide general guidelines it cannot provide specific data and warnings for all possible applications The purchaser user must therefore assume the ultimate responsibility for the proper sizing and sele...

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