Page 2 - Bettis Actuators G01 through G13; Instruction Manual
Bettis Actuators G01 through G13 Instruction Manual Form 5653 February 2007 2 Emerson Process Management Marshalltown, Iowa 50158 USACernay 68700 France Sao Paulo 05424 BrazilSingapore 128461 www.Fisher.com The contents of this publication are presented for informational purposes only, and while eve...
Page 4 - ENGLISH LANUAGE; BETTIS
ENGLISH LANUAGE BETTIS SERVICE INSTRUCTIONS FOR MODELS G01 THROUGH G13 PNEUMATIC ACTUATORS PART NUMBER: 124840E REVISION: “B” DATE: 17 December 2001
Page 5 - Revision “B”; CONTENTS; SECTION 1.0 – INTRODUCTION; Add An M3 Jackscrew
Bettis P/N 124840E Revision “B” Page 1 of 46 CONTENTS SECTION 1.0 – INTRODUCTION PAGE 1.1 General Service Information ................................................................... 3 1.2 Definitions ............................................................................................... ...
Page 6 - SECTION 5.0 - MODULE REMOVAL AND INSTALLATION
Bettis P/N 124840E Revision “B” Page 2 of 46 CONTENTS SECTION 5.0 - MODULE REMOVAL AND INSTALLATION 5.1 Spring Module Removal .......................................................................... 31 5.2 Spring Module Installation ....................................................................
Page 7 - SECTION 1 - INTRODUCTION; GENERAL SERVICE INFORMATION; NOTE: Storage time is counted as part of the service interval.; Apply the thread sealant per the manufacture's instructions.
Bettis P/N 124840E Revision “B” Page 3 of 46 SECTION 1 - INTRODUCTION 1.1 GENERAL SERVICE INFORMATION 1.1.1 This service procedure is offered as a guide to enable general maintenance to be performedon Bettis G01XXX, G2XXX, G3XXX, G4XXX, G5XXX, G7XXX, G8XXX, G10XXX, G13XXXDouble Acting and Spring Ret...
Page 9 - SECTION 2 - ACTUATOR DISASSEMBLY; GENERAL DISASSEMBLY
Bettis P/N 124840E Revision “B” Page 5 of 46 ACTUATOR MODEL BETTIS PART NUMBER ACTUATOR MODEL BETTIS PART NUMBER G01 None required G5/G7 117369 G2 123616 G8/G10 117368 G3/G4 117370 G13 122849 1.5.3 Commercial leak testing solution. 1.5.4 Non-hardening thread sealant. 1.6 LUBRICATION REQUIREMENTS NOT...
Page 10 - PNEUMATIC POWER MODULE DISASSEMBLY
Bettis P/N 124840E Revision “B” Page 6 of 46 2.1.3 The Pneumatic Power Module can be disassembled while still attached to the DriveModule or the Pneumatic Power Module can be removed from the Drive Module anddisassembled separate to the actuator (refer to Section 5 - Module Removal AndInstallation)....
Page 11 - Do not damage o-ring groove when removing end cap from cylinder.; degrees with; Do not use pipe wrench to remove tie bars.
Bettis P/N 124840E Revision “B” Page 7 of 46 2.2.4.2.2 Refer to assembly drawing page 2 of 2 Detail "E". If not alreadyremoved unscrew and remove two socket cap screws (3-130), withlockwasher (3-140), from outer end cap (3-80). 2.2.4.2.3 Remove socket cap screw (3-130) with lockwasher (3-140...
Page 13 - DRIVE MODULE DISASSEMBLY; Drive Module Disassembly.
Bettis P/N 124840E Revision “B” Page 9 of 46 2.2.14 Unscrew and remove piston rod (3-40) from drive module. 2.3 DRIVE MODULE DISASSEMBLY NOTE: Review Section 2 steps 2.1.1 through 2.1.5 General Disassembly before proceeding with Drive Module Disassembly. 2.3.1 If not already removed remove piston ro...
Page 15 - BLIND END CAP MODULE REMOVAL; M3 HANDWHEEL OR HEX DRIVE HUB REMOVAL FROM M3 STUD.
Bettis P/N 124840E Revision “B” Page 11 of 46 NOTE: One spherical washer (1-40) will be removed from guide block (1-30) when extension rod assembly is removed. On spring return actuators also one spherical washer (9-40) will beremoved from guide block (1-30). 2.3.25 Remove the remaining spherical wa...
Page 16 - M3 JACKSCREW DISSASSEMBLY; G01-M3 JACKSCREW DISASEMBLY FROM BLIND END CAP
Bettis P/N 124840E Revision “B” Page 12 of 46 2.6 M3 JACKSCREW DISSASSEMBLY NOTE: The jackscrew bearing retainer (7-110) / (5-110), needle bearing thrust washer assembly (7-100) / (5-100) or retainer ring (7-90) / (5-90) does not require disassembly from thejackscrew assembly (7-40) / (5-50) except ...
Page 17 - EXTENDED STOP BLIND END CAP DISSASSEMBLY; SECTION 3 - ACTUATOR REASSEMBLY; GENERAL REASSEMBLY; Remove and discard all old seals and gaskets.
Bettis P/N 124840E Revision “B” Page 13 of 46 2.6.4.2 Unscrew and remove hex flat nut (7-50) from M3 jackscrew assembly (7-40). 2.6.4.3 Unscrew and remove two socket cap screws (7-120) from M3 adapter (7-40). 2.6.4.4 Remove M3 jackscrew (7-40) from M3-SR adapter plate (7-10). 2.6.5 M3 THRUST BEARING...
Page 18 - DRIVE MODULE REASSEMBLY; seam located ±5
Bettis P/N 124840E Revision “B” Page 14 of 46 NOTE: The parts and seals used in the actuator will be assembled using lubricant as identified in section 1 step 1.6.1. 3.1.5 For Spring Module Installation refer to Section 5 step 5.2. 3.2 DRIVE MODULE REASSEMBLY NOTE: Review section 3.1 General Reassem...
Page 20 - HOUSING COVER SCREW QUANTITY AND TORQUE TABLE
Bettis P/N 124840E Revision “B” Page 16 of 46 3.2.22 Align hole in guide block (1-30) with the matching holes in the two yoke/guide block bushings (2-30) and the slots in the arms of yoke (1-70). NOTE: The yoke pin can be held in place by installing a screw into the .375-16UNC tapped hole in the upp...
Page 25 - TIE BAR NUTS
Bettis P/N 124840E Revision “B” Page 21 of 46 3.3.23.2.2 Install the jackscrew (3-290) through the outboard side of the outerend cap (3-80). 3.3.23.2.3 Apply a light coating of lubricant to threads of jackscrew (3-290). 3.3.23.2.4 Screw jackscrew adapter (3-280) onto jackscrew (3-290). NOTE:The smal...
Page 26 - G2 AND G3 EARLY MODEL PNEUMATIC POWER MODULE REASSEMBLY
Bettis P/N 124840E Revision “B” Page 22 of 46 3.3.25 Install lockwashers (3-140) onto socket cap screws (3-130). 3.3.26 Install and tighten socket cap screws (3-130), with lockwashers (3-140), into outer end cap (3-80). NOTE: If the outer end cap (3-80) has an ES stop screw completed steps 3.3.27 th...
Page 29 - M3 JACKSCREW ASSEMBLY; G01-M3 JACKSCREW REASSEMBLY TO M3 BLIND END CAP.
Bettis P/N 124840E Revision “B” Page 25 of 46 3.6 M3 JACKSCREW ASSEMBLY NOTE: 1. This section is to be completed when the M3 jackscrew has been disassembledfrom the blind end cap or from the SR-M3 adapter plate (7-10). NOTE: 2. If the thrust bearing assembly has been disassembled from the M3 jackscr...
Page 31 - M3 HANDWHEEL OR M3 HEX DRIVE HUB INSTALLATION; M3 HANDWHEEL OR HEX DRIVE HUB INSTALLATION TO M3 JACKSCREW .; EXTENDED STOP BLIND END CAP REASSEMBLY
Bettis P/N 124840E Revision “B” Page 27 of 46 3.6.5.3.3 Apply lubricant to the remaining thrust washer and install ontobearing retainer (5-110) / (7-110) and up against the needle bearinginstalled in step 3.6.1.3.2. 3.6.5.4 Install the pre-assembled needle bearing thrust washer assembly (5-100) / (7...
Page 32 - ACTUATOR TESTING; Apply a commercial leak testing solution to the following areas:; SECTION 4 - FIELD CONVERSIONS
Bettis P/N 124840E Revision “B” Page 28 of 46 3.8.3 Install ES stop screw (5-50) through ES blind end cap (5-10). 3.9 ACTUATOR TESTING 3.9.1 Leakage Test - All areas where leakage to atmosphere may occur are to be checked,using a commercial leak testing solution. CAUTION: Pressure applied to the act...
Page 34 - ADD AN M3 JACKSCREW TO SPRING MODULE; To install the M3 Handwheel or M3 drive hub refer to Section 3.7.; ADD AN EXTENDED STOP (ES) TO BLIND END CAP MODULE; Remove blind end cap module per Section 2.4.; ADD AN EXTENDED STOP (ES) TO POWER MODULE OUTER END CAP
Bettis P/N 124840E Revision “B” Page 30 of 46 4.5.2 If new M3 outer end cap (3-80) is not pre assembled with the M3 then assembly M3 to theouter end cap (3-80) per Section 3.3 steps 3.3.23.1 or 3.3.23.2. 4.5.3 Install the assembled M3 outer end cap (3-80) per Section 3.3 steps 3.3.23.2.11 or 3.3.23....
Page 35 - SECTION 5 - MODULE REMOVAL AND INSTALLATION; Pneumatic Power Module removal or disassembly.; DO NOT REMOVE SPRING MODULE WHILE SPRING IS COMPRESSED; screws are loosened or removed.
Bettis P/N 124840E Revision “B” Page 31 of 46 4.9.2.2 Install o-ring seal (6–30) onto outboard end of ES (7-40) and up against outboard side of adapter plate (7-10). 4.9.2.3 Install stop screw nut (7-50) onto outboard end of ES (7-40). 4.9.3 Install the assembled ES adapter plate (7-10) onto the spr...
Page 36 - The maximum pressure to be applied in step 5.1.10 is 25 PSIG.; cartridge tension rod hex nut out of it's cast hex seat.
Bettis P/N 124840E Revision “B” Page 32 of 46 5.1.3 Remove the cover plate (7-10) from spring cartridge assembly (5-10). 5.1.4 Apply pneumatic pressure to inner end cap (2-40) port “A” to compress the spring enoughto move the yoke off the stop screw on the spring module side of the drive module. 5.1...
Page 37 - SPRING MODULE INSTALLATION
Bettis P/N 124840E Revision “B” Page 33 of 46 5.2 SPRING MODULE INSTALLATION CAUTION: Due to the weight and size of Spring Module, heavy duty support equipmentwill be required when installing spring cartridge module to the actuatorhousing. For the approximate weight of the spring cartridge refer to ...
Page 41 - PNEUMATIC POWER MODULE REMOVAL
Bettis P/N 124840E Revision “B” Page 37 of 46 5.3 PNEUMATIC POWER MODULE REMOVAL CAUTION: Due to the weight and size of power module, heavy duty support equipmentwill be required when removing power module from the actuator housing. Refer to section 6 for Pneumatic Power Module weights. 5.3.1 Standa...
Page 43 - G2 THRU G13 POWR SWIVL REMOVAL
Bettis P/N 124840E Revision “B” Page 39 of 46 5.3.1.4.3 Remove M3 jackscrew (3-290) with M3 adapter (3-360) from outerend cap (3-80). 5.5 G2 THRU G13 POWR SWIVL REMOVAL CAUTION: While step 5.5.1 is in progress be sure to maintain guide bar retention whenmoving the guide block. 5.5.1 Push the guide b...
Page 44 - SECTION 6 - ACTUATOR SUPPORT INFORMATION; MODULE WEIGHTS BY ITEM NUMBER AND ACTUATOR HOUSING SIZE
Bettis P/N 124840E Revision “B” Page 40 of 46 5.6.5 Install extension rod assembly (1-50) into right of guide block (1-30) and up against the firstspherical washer (1-40). 5.6.6 Install extension retainer nut assembly (1-60) over extension rod assembly (1-50) andscrew into guide block (1-30). 5.6.7 ...