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Emerson Bettis Q Series Installation, Operation And Maintenance Manual

Pneumatic actuators with integrated controls
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Installation, Operation and Maintenance Manual
DOC.IOM.BQ.E Rev. 3
April 2019
Bettis Q-Series
Pneumatic Actuators with Integrated Controls

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  • Page 1 Installation, Operation and Maintenance Manual DOC.IOM.BQ.E Rev. 3 April 2019 Bettis Q-Series Pneumatic Actuators with Integrated Controls...

  • Page 3: Table Of Contents

    Installation, Operation and Maintenance Manual Table of Contents DOC.IOM.BQ.E Rev. 3 April 2019 Table of Contents Section 1: Before You Start Installation, Operation and Maintenance Reference Documents ....1 Warehouse Storage ..................2 On-Site Storage ..................... 2 Section 2: Introduction Identification ....................
  • Page 4 Table of Contents Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Section 8: Disassembly Removing End Caps (Size 40 to 600)............34 Removing End Caps (Size 950 to 1600) ............36 Removing Spring Cartridges or Springs ............37 Removing of Limit Stop Screws ..............

  • Page 5: Section 1: Before You Start

    Installation, Operation and Maintenance Manual Section 1: Before You Start April 2019 DOC.IOM.BQ.E Rev. 3 Section 1: Before You Start This section explains: • Base safety procedures. • Where to find detailed information relating safety. • Storage guidelines. Installation, adjustment, putting into service, use, assembly, disassembly and maintenance of the pneumatic actuator must be performed by qualified personnel.

  • Page 6: Warehouse Storage

    Section 1: Before You Start Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Warehouse Storage • All actuators should be stored in a clean, dry warehouse, free from excessive vibration and rapid temperature changes. • All actuators should not be stored directly to the floor surface - it must be placed in racks/shelves or use a pallet.

  • Page 7: Section 2: Introduction

    Installation, Operation and Maintenance Manual Section 2: Introduction April 2019 DOC.IOM.BQ.E Rev. 3 Section 2: Introduction This section explains: • How to identify the received product. • The intended use of the product. • Construction details. • Actuator specifications. Identification The Bettis Q-Series Rack and Pinion actuators are available as double-acting or spring- return versions.
  • Page 8 Section 2: Introduction Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Figure 1 Identification Pinion bottom / Size End cap design Spring design Insert design Left Right 40 - Maximum 12 spring cartridges Left Right 150 - Maximum 12 spring cartridges Left Right...

  • Page 9: Intended Use

    Installation, Operation and Maintenance Manual Section 2: Introduction April 2019 DOC.IOM.BQ.E Rev. 3 Intended Use The Bettis Q-Series Rack and Pinion actuators are intended for the automation and operation of quarter-turn valves like Butterfly, Ball and Plug valves. Rack and Pinion actuators can also be used to operate dampers or any other quarter-turn applications.
  • Page 10 Section 2: Introduction Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Table 4. Air Volumes and Consumption Consumption per stoke Actuator volumes: (in liters, pressure in barg) Maximum volume (in liters) Outward Stroke Inward Stroke Double-Acting Actuator Double-Acting only and Spring-Return Central End cap...

  • Page 11: Section 3: Configuration Code

    Installation, Operation and Maintenance Manual Section 3: Configuration Code April 2019 DOC.IOM.BQ.E Rev. 3 Section 3: Configuration Code This section explains: • How to create or read the configuration code for a actuator. QS 0150 - N U 40 CW AL TN - L17 S K B - 00 XX Miscellaneous options Internal code 1 Color / finish...
  • Page 12 Section 3: Configuration Code Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Notes: The options, listed here, are all options available. Not all options apply to all configurations. Check the actuator size page for valid configurations. Valve Interface: —...

  • Page 13: Section 4: Installation

    Installation, Operation and Maintenance Manual Section 4: Installation April 2019 DOC.IOM.BQ.E Rev. 3 Section 4: Installation This section explains: • The actuator rotation direction. • In which position the actuator will end after a failure. • Principles of operation: — Pneumatic operation.

  • Page 14: Position After Failure

    Section 4: Installation Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 4.2.2 Position After Failure The position of the actuator after a failure depends on the: Principle of operation (see paragraph 4.3) Assembly codes (see paragraph 4.4) Kind of failure. Refer to the table below. Table 5.

  • Page 15: Principles Of Operation

    Installation, Operation and Maintenance Manual Section 4: Installation April 2019 DOC.IOM.BQ.E Rev. 3 Principles of Operation 4.3.1 Pneumatic Operation of the Base Actuator Bettis Q-Series actuator are intended to be operated by the Q-Series Control Modules. For more details see section 4.3.3. Below figure shows the basic pneumatic operation of the actuator. Figure 4 Typical Pneumatic Operation Spring-Return Operation...

  • Page 16: Ingress Protection (Ip) Rating

    Section 4: Installation Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 4.3.2 Ingress Protection (IP) Rating Bettis Q-Series actuators are IP66 / NEMA4 rated. In case of IP66 or NEMA4 requirements, take precautions that comply with the IP66 / NEMA4 requirements to prevent moisture or dust from entering the actuator through the open air exhaust port(s), either directly on the actuator or at the exhaust ports of the connected solenoid valve.
  • Page 17 Installation, Operation and Maintenance Manual Section 4: Installation April 2019 DOC.IOM.BQ.E Rev. 3 Figure 6 Double-Acting Operation Inward Stroke A-port B-port Option: Option: Throttle 1 Throttle 2 5/2 Spool valve Option: LMC Pilot valve 1 Send control signal “Close” to the Control Module. Pilot valve 1 will be deactivated and the 5/2 spool valve will pressurize the end cap air chambers.

  • Page 18: Double-Acting Operation With Fail-In-Last Position Function

    Section 4: Installation Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 4.3.4 Double-Acting Operation with Fail-In-Last Position Function The operating principle, as explained here, is applicable for actuators with assembly code CW (direct acting). • The outward stroke will move the valve to the “Open” position. •...
  • Page 19 Installation, Operation and Maintenance Manual Section 4: Installation April 2019 DOC.IOM.BQ.E Rev. 3 Figure 8 Double-Acting Operation with Fail-In-Last Position Function Inward Stroke A-port B-port Option: Option: Throttle 1 Throttle 2 5/2 Spool valve Option: LMC 1 Option: LMC 2 Pilot valve 1 Pilot valve 2 Send control signal “Close”...

  • Page 20: Spring-Return Actuators

    Section 4: Installation Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 4.3.5 Spring-Return Actuators The operating principle, as explained here, is applicable for actuators with assembly code CW (direct acting). • Applying supply pressure to port A will move the pistons outwards to the "Open" position of the valve.
  • Page 21 Installation, Operation and Maintenance Manual Section 4: Installation April 2019 DOC.IOM.BQ.E Rev. 3 Figure 10 Single-Acting Operation Inward Stroke A-port B-port Option: Throttle 1 3/2 Spool valve Option: LMC Pilot valve 1 Send control signal “Close” to the Control Module. Pilot valve 1 will be deactivated and the 3/2 spool valve will vent the central air chamber The springs will move the pistons inwards to the “Closed”...

  • Page 22: Position Feedback

    Installation Guides - Control modules Each Control Module is shipped with an Installation Guide, which contains more information on the pneumatic and electrical installation and operation of the Module. Additionally, these Installation Guides can be downloaded from: www.emerson.com/bettis Figure 11 Installation...

  • Page 23: Actuator Assembly Codes

    Installation, Operation and Maintenance Manual Section 4: Installation April 2019 DOC.IOM.BQ.E Rev. 3 Actuator Assembly Codes Figure 12 Assembly Code - Double-Acting Assembly Code: CW Assembly Code: CC = Standard, Clockwise-to-Close rotation = Reverse, Counterclockwise-to-Open = Fail-to-Close = Fail-to-Open Sizes Q40 and Q65 Sizes Q100 to Q1600 Rotation A = Central air chamber pressurized Rotation B = End cap air chambers pressurized...
  • Page 24 Section 4: Installation Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Figure 13 Assembly Code - Spring-Return Assembly Code: CW Assembly Code: CC = Standard, Clockwise-to-Close rotation = Reverse, Counterclockwise-to-Open = Fail-to-Close = Fail-to-Open Sizes Q40 and Q65 Sizes Q100 to Q1600 Rotation A = Central air chamber pressurized Rotation B = Spring stroke...

  • Page 25: Actuator To Valve Installation

    Installation, Operation and Maintenance Manual Section 4: Installation April 2019 DOC.IOM.BQ.E Rev. 3 Actuator to Valve Installation WARNING: MOVING PARTS Actuator must be isolated pneumatically and electrically before any (dis)assembly starts. Stay away from moving parts to prevent serious injuries. When test cycling the actuator and valve assembly by applying pressure to the actuator, be aware that there are moving parts like pinion top, actuator to valve coupling and the valve- blade, ball, plug, etc.
  • Page 26 Section 4: Installation Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 When required, check if the insert drive (23) is mounted. If not, use a plastic mallet and tap slightly until the insert is in the required position. Be sure that the insert is mounted at 90°...
  • Page 27 Installation, Operation and Maintenance Manual Section 4: Installation April 2019 DOC.IOM.BQ.E Rev. 3 Install the actuator to the bracket. Tighten all bolts and apply the correct torque (Refer to Table 9). Table 9. Bottom Flange Torque Values Torque (Nm) Torque (lbf.ft) Actuator Size ISO Pattern Thread...

  • Page 28: Mounting Of Control Modules Or Generic Control And Feedback Accessories

    Section 4: Installation Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Mounting of Control Modules or Generic Control and Feedback Accessories The base Q-Series actuator can be equipped with dedicated Q-Series Control modules or generic controls and accessories. Control modules are shipped with the applicable installation guide.

  • Page 29: Section 5: Mechanical Stroke Adjustment

    Installation, Operation and Maintenance Manual Section 5: Mechanical Stroke Adjustment April 2019 DOC.IOM.BQ.E Rev. 3 Section 5: Mechanical Stroke Adjustment This section explains: • What mechanical stroke adjustment is. • What the factory settings are. • How to adjust the travel stops. Bettis Q-Series actuator sizes 40 to 1600 have two stroke adjustment stops for adjusting accurately the stroke of the actuator/valve assembly in open and closed position.

  • Page 30: Travel Stop Adjustment

    Section 5: Mechanical Stroke Adjustment Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Travel Stop Adjustment CAUTION: PRESSURIZED ACTUATOR Do not turn out the travel stops completely when the actuator is pressurized. When adjusting the travel stops and the actuator is still pressurized, the travel stops can be “shot”...

  • Page 31: Spring-Return Actuators

    Installation, Operation and Maintenance Manual Section 5: Mechanical Stroke Adjustment April 2019 DOC.IOM.BQ.E Rev. 3 5.1.2 Spring-Return Actuators Connect air supply to the A port. Actuator will move to the open position. Slacken locknut (24) on the “Closed” stop (2). Figure 20 Stop 1 Stop 2...

  • Page 32: Angular Displacement

    Section 5: Mechanical Stroke Adjustment Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 5.1.3 Angular Displacement Below table identifies, per actuator size, what the angular displacement of the pinions is, when using the limit stop screws. — Turn the limit stop clockwise reduces the stroke. —...

  • Page 33: Section 6: Maintenance

    Installation, Operation and Maintenance Manual Section 6: Maintenance April 2019 DOC.IOM.BQ.E Rev. 3 Section 6: Maintenance This section explains: • When and how to do maintenance to the base actuator. — Normal maintenance. — Extraordinary maintenance. • What to do when replacing springs. •...

  • Page 34: Inspection And Repair

    Inspection and Repair Replacement of internal seals and bearings allows to you extend the normal working life. Service kits, containing all necessary spare parts (like seals, bearings, grease and instructions) can be obtained through authorized Emerson – Actuation Technologies distributors. 6.2.1...

  • Page 35: Section 7: Decommission (Out Of Service)

    Installation, Operation and Maintenance Manual Section 7: Decommission (Out of Service) April 2019 DOC.IOM.BQ.E Rev. 3 Section 7: Decommission (Out of Service) This section explains: • How to decommission an actuator in a safe way. Before You Start WARNING: MOVING PARTS Actuator must be isolated pneumatically and electrically before any (dis)assembly starts.

  • Page 36: Removing The Actuator From The Valve

    Section 7: Decommission (Out of Service) Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Removing the Actuator from the Valve Disconnect all air supply hoses from the control module. Disconnect all electrical wirings from the Control module. Remove the bolts and nuts from the valve flange. Remove the bracket from the actuator.
  • Page 37 Installation, Operation and Maintenance Manual Section 8: Disassembly April 2019 DOC.IOM.BQ.E Rev. 3 Section 8: Disassembly This section explains: • How to disassemble an actuator safely. The instructions of this section can be used for maintenance or reconfiguration like spring set change or maintenance.

  • Page 38: Section 8: Disassembly

    Section 8: Disassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Removing End Caps (Size 40 to 600) For Double-acting actuators, do the following: Remove the screws (8) and washers (10) of the end caps (6). Remove the o-ring (11) and "B" port seal (2). Discard these parts. Figure 22 Double-Acting End Caps Removal Double-Acting end caps (6) are fitted with a white warning sticker.
  • Page 39 Installation, Operation and Maintenance Manual Section 8: Disassembly April 2019 DOC.IOM.BQ.E Rev. 3 For Spring-return actuators, do the following: Tip: For actuators with assembly code CW, turn back the right hand limit stop screw (30) 2 full turns. For actuators with assembly code CC, turn back the left hand limit stop screw (30) 2 full turns.

  • Page 40: Removing End Caps (Size 950 To 1600)

    Section 8: Disassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Removing End Caps (Size 950 to 1600) For Double-acting actuators, do the following: Remove the screws (8) and washers (10) of the end caps (6). Remove the o-ring (11) and "B" port seal (2). Discard these parts. Figure 24 Double-Acting End Caps Removal Size 950 to 1600 For Spring-return actuators, do the following:...

  • Page 41: Removing Spring Cartridges Or Springs

    Installation, Operation and Maintenance Manual Section 8: Disassembly April 2019 DOC.IOM.BQ.E Rev. 3 Removing Spring Cartridges or Springs Remove the spring cartridges or springs (7). Figure 26 Removing Spring Cartridges Size 40 to 600 Figure 27 Removing Springs Size 950 to 1600 Disassembly...

  • Page 42: Removing Of Limit Stop Screws

    Section 8: Disassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Removing of Limit Stop Screws Remove the limit stop screws (30), limit stop nuts (31), limit stop washers (32) and limit stop o-rings (33). Discard the o-rings. Figure 28 Limit Stop Removal Removing Pistons...

  • Page 43: Removing Pinion

    Installation, Operation and Maintenance Manual Section 8: Disassembly April 2019 DOC.IOM.BQ.E Rev. 3 Removing Pinion Remove the circlip (27) and thrust bearing (23) on top of the pinion assembly. For sizes 950 to 1600 remove also the top pinion bearing (19). Remove the pinion (18) by pushing it downwards.

  • Page 44: Cleaning The Components

    Section 8: Disassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Cleaning the Components In case of maintenance, use a clean dry cloth and thoroughly wipe clean and remove old grease from: • The inside and outside of the body including thread holes and crevices/grooves. •...

  • Page 45: Section 9: Reassembly

    Installation, Operation and Maintenance Manual Section 9: Reassembly April 2019 DOC.IOM.BQ.E Rev. 3 Section 9: Reassembly This section explains: • Which parts and how to grease them. • How to reassemble a complete actuator. • How to set the stroke adjustment bolts after reassembly. •...

  • Page 46: Grease Instructions

    Section 9: Reassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Grease Instructions Check the product coding on the product labels and Section 3 of this manual, to define which type of grease to use. Table 14. Recommended greases Standard temperature: -20°C to +80°C / -4°F to +176°F - Castrol High Temperature - Formerly called Castrol LMX...

  • Page 47: Reassembly Of The Pinion

    Installation, Operation and Maintenance Manual Section 9: Reassembly April 2019 DOC.IOM.BQ.E Rev. 3 Reassembly of the Pinion Grease the pinion parts according to Section 9.1. Install the pinion bearings (19/20) and the O-ring seals (21/22) on the pinion (18). For Size 950 to 1600, install also the the backup ring (29). Insert the pinion (18) in the housing.

  • Page 48: Reassembly Of The Pistons

    Section 9: Reassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Reassembly of the Pistons NOTICE Before reassembling the pistons, check the required assembly code (see Section 4.4). Grease the piston parts according to step 9.1. Install the piston rack bearing strips (17) and piston O-ring seals (16) on the pistons (14).
  • Page 49 Installation, Operation and Maintenance Manual Section 9: Reassembly April 2019 DOC.IOM.BQ.E Rev. 3 Figure 34 Position of the Slot and the Cam on the Pinion Top Assembly code CW Assembly code CC (Standard; Spring-to-Close) (Reverse; Spring-to-Open) Sizes Q40 to Q100 90°...

  • Page 50: Reassembly And Settings Of The Limit Stops

    Section 9: Reassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Reassembly and Settings of the Limit Stops Install the limit stop screws (30), limit stop nuts (31), limit stop washers (32) and limit stop O-rings (33). Figure 35 Install Limit Stop Bolts Move the pistons inward until the slot in the top of the pinion is pendicular to centerline of the housing.

  • Page 51: Reassembly Of The End Caps

    Installation, Operation and Maintenance Manual Section 9: Reassembly April 2019 DOC.IOM.BQ.E Rev. 3 Reassembly of the End Caps 9.5.1 Double-Acting Actuators Grease the O-ring seals (11) and B port seals (2) according to step 9.1. Ensure that O-ring seals (11) and B port seals (2) are kept in place during assembly. Install the end caps (6) and tighten the end cap screws (8).

  • Page 52: Spring-Return Actuators (Size 40 To 600)

    Section 9: Reassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 9.5.2 Spring-Return Actuators (Size 40 to 600) Important Bettis Q-Series Spring return actuators are supplied with springs on each side of the actuator. Throughout the Q-Series size range, there are three different spring designs: —...
  • Page 53 Installation, Operation and Maintenance Manual Section 9: Reassembly April 2019 DOC.IOM.BQ.E Rev. 3 Grease the O-ring seals (11) and B port seals (2) according to step 9.1. Ensure that O-ring seals (11) and B port seals (2) are kept in place during assembly. Place the spring cartridges in actuator as per required spring set (see Figure 37).

  • Page 54: Spring-Return Actuators (Size 950 To 1600)

    Section 9: Reassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 9.5.3 Spring-Return Actuators (Size 950 to 1600) Important Bettis Q-Series Spring return actuators are supplied with springs on each side of the actuator. Throughout the Q-Series size range, there are three different spring designs: —...
  • Page 55 Installation, Operation and Maintenance Manual Section 9: Reassembly April 2019 DOC.IOM.BQ.E Rev. 3 Grease the O-ring seals (11) and B port seals (2) according to step 9.1. Ensure that O-ring seals (11) and B port seals (2) are kept in place during assembly. Place the spring in actuator as per required spring set (see Figure 39).

  • Page 56: Basic Function And Air Leak Test

    Section 9: Reassembly Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Basic Function and Air Leak Test CAUTION: MOVING PARTS Applying pressure to the actuator will cause the actuator/valve assembly to operate. Apply pressure (max. 8 bar/120 psi) to ports A and B. Use some soap suds at the indicated points: around pinion top (1), pinion bottom (2), the end caps (3) and limit stops (4).

  • Page 57: Section 10: Troubleshooting

    Installation, Operation and Maintenance Manual Section 10: Troubleshooting April 2019 DOC.IOM.BQ.E Rev. 3 Section 10: Troubleshooting 10.1 Mechanical Problems Problem Possible error Solution Where to find Feedback position and Remove actuator from actual position are not valve. Check assembly code the same.

  • Page 58: Pneumatic Problems

    Section 10: Troubleshooting Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 10.2 Pneumatic Problems Problem Possible error Solution Where to find Section 2.3 Actuator does not react There is no supply Supply the right Check that the actual to electrical control pressure at the pressure to the...

  • Page 59: Electrical Problems

    Installation, Operation and Maintenance Manual Section 10: Troubleshooting April 2019 DOC.IOM.BQ.E Rev. 3 10.3 Electrical Problems Problem Possible error Solution Where to find Control wiring. Power Instructions of the supply wiring or Connect all wiring in control or feedback feedback wiring are not the right way.

  • Page 60: Section 11: Parts List And Spare Parts Recommendations

    Section 11: Parts List and Spare Parts Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Section 11: Parts List and Spare Parts Recommendations 11.1 Actuator Size Q40 to Q600 27 26 19 21 Pos. Notes Description Material House Cast Aluminium alloy B-port seal Nitrile rubber...

  • Page 61: Actuator Size Q950 To Q1600

    Installation, Operation and Maintenance Manual Section 11: Parts List and Spare Parts April 2019 DOC.IOM.BQ.E Rev. 3 11.2 Actuator Size Q950 to Q1600 Pos. Qty. Description Material House Cast Aluminium alloy B-port seal Nitrile rubber Center plate (option) Nylon PA6, Black Thread insert Steel End cap SR...

  • Page 62: Appendix A: Spring Load Removal

    Appendix Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Appendix A: Spring Load Removal This section explains: • How to remove the spring load safely of spring-return actuators in case: — The valve gets “stuck” in mid position. —...
  • Page 63 Installation, Operation and Maintenance Manual Appendix April 2019 DOC.IOM.BQ.E Rev. 3 Depressurize the actuator completely. Based on the actuator size, choose the correct threaded rod kit from Table A-1. Replace one by one each end cap screw for the threaded rod kit and turn down the adjusting nut until it touches the end cap.

  • Page 64: Appendix B: Tool & Torque Table

    Appendix Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Appendix B: Tool & Torque Table This section explains: • Which tools to use for the indicated fasteners. • The recommended amount of torque to apply on the indicated fasteners. Table B-1.
  • Page 65 Installation, Operation and Maintenance Manual Appendix April 2019 DOC.IOM.BQ.E Rev. 3 Table B-5. Recommended circlip pliers according DIN 5254 (or equal) for shaft circlips Pliers Actuator size Pinion top diameter according DIN Q40 - Q100 22 mm 0.866" Q150 - Q350 36 mm 1.417"...

  • Page 66: Appendix C: Full Stroke Adjustment Option

    Appendix Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 Appendix C: Full Stroke Adjustment Option This section explains: • How to mount the Full Stroke Adjustment option to an actuator. • How to adjust the Full Stroke Adjustment option to a required rotation angle. Full Stroke Adjustment Option The Full Stroke Adjustment option is available as a complete actuator or as an end cap conversion kit in order to upgrade a standard actuator into a Full Stroke Ajdustment version.

  • Page 67: Convert A Standard Actuator Into A Full Stroke Adjustment Version

    Installation, Operation and Maintenance Manual Appendix April 2019 DOC.IOM.BQ.E Rev. 3 Convert a Standard Actuator into a Full Stroke Adjustment Version Before starting to assemble the Full Stroke adjustment kit, please check the kit for completeness. See Figure C-2. Figure C-2 Full Stroke Adjustment Kit Content 45 46 41 42...

  • Page 68: Procedure

    Appendix Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 C.2.1 Procedure Remove the existing end caps of a standard actuator. — Follow the instructions of Section 8 to remove both the end caps of the actuator. — For spring return actuators; note the original positions of the spring cartridges.

  • Page 69: Full Stroke Adjustment Setting

    Installation, Operation and Maintenance Manual Appendix April 2019 DOC.IOM.BQ.E Rev. 3 Full Stroke Adjustment Setting NOTE: Standard actuators or actuators with the Full Stroke Adjustment option are shipped by default with a rotation setting of 90° +/-0.5°. The stroke adjustment setting procedure can be two steps: Setting the Full Stroke Adjustment screw to the 90°...

  • Page 70: Setting The Full Stroke Adjustment Screw To The Required Angle

    Appendix Installation, Operation and Maintenance Manual April 2019 DOC.IOM.BQ.E Rev. 3 C.3.2 Setting the Full Stroke Adjustment Screw to the Required Angle Move the pistons of the actuator inwards. — For Spring Return actuators this happens automatically when the actuator is vented.
  • Page 72 P. R. China Székesfehérvár 8000 T +86 22 8212 3300 Hungary The Emerson logo is a trademark and service mark of Emerson Electric Co. T +36 22 53 09 50 Bettis is a mark of one of the Emerson family of companies.

This manual is also suitable for:

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