I
Service Instructions
137465E Rev. F
Table of Contents
May 2012
Table of Contents
Table of Contents
Section 1: Introduction
1.1 General service information .......................................................................... 1
1.2 Denitions .................................................................................................... 2
1.3 General safety information ............................................................................ 2
1.4 Bettis reference materials .............................................................................. 3
1.5 Service support items ................................................................................... 3
1.6 Lubrication requirements .............................................................................. 3
1.7 General tool information ............................................................................... 3
1.8 Actuator weight ............................................................................................ 4
Section 2: Actuator disassembly
2.1 General disassembly ...................................................................................... 5
2.2 Spring cylinder disassembly ........................................................................... 6
2.3 Housing disassembly ..................................................................................... 8
Section 3: Actuator reassembly
3.1 General reassembly ....................................................................................... 9
3.2 Housing reassembly .................................................................................... 10
3.3 Spring cylinder reassembly .......................................................................... 12
Section 4: Actuator Testing
4.1 Actuator testing .......................................................................................... 15
4.2 Return to service ......................................................................................... 16
4.3 Pressure requirement & limitations for CBB-SR actuators ............................. 16
Section 5: Document Revision ��������������������������������������������17
Appendix A: List of Tables ���������������������������������������������������18
Appendix B: List of Drawings ����������������������������������������������19
B.1 Part No. 152230, CBBXXX-SRX Assembly Dwg ............................................ 19
B.2 Part No. 152608, CBBXXX-SRX-M3HW Assembly Dwg ................................ 20