Bettis P/N 127073E
Revision “A”
Page 1 of 37
CONTENTS
SECTION 1.0 – INTRODUCTION
PAGE
1.1
General Service Information ..................................................................... 2
1.2
Definitions ................................................................................................. 3
1.3
General Safety Information ...................................................................... 3
1.4
Bettis Reference Materials ....................................................................... 3
1.5
Service Support Items .............................................................................. 4
1.6
Lubrication Requirements ........................................................................ 4
1.7
General Tool Information ......................................................................... 4
SECTION 2.0 – ACTUATOR DISASSEMBLY
2.1
General Disassembly ............................................................................... 5
2.2
Pneumatic Power Module Disassembly ................................................... 5
2.3
Drive Module Disassembly ....................................................................... 7
2.4
G2 - G5 M11 Hydraulic Override Cylinder Disassembly ......................... 10
2.5
G7 - G10 M11 Hydraulic Override Cylinder Disassembly ....................... 10
SECTION 3.0 – ACTUATOR REASSEMBLY
3.1
General Reassembly ............................................................................... 11
3.2
Drive Module Reassembly ...................................................................... 11
3.3
Pneumatic Power Module Reassembly.................................................... 15
3.4
G2 And G3 Early Model Pneumatic Power Module Reassembly ............ 18
3.5
G01 Through G5 M11 Hydraulic Override Cylinder Reassembly ............ 20
3.6
G7 through G10 M11 Hydraulic Override Cylinder Reassembly ............. 20
3.7
Actuator Testing ...................................................................................... 21
SECTION 4.0 – FIELD CONVERSIONS
4.1
Fail Mode Reversal (CW to CCW, etc.) .................................................. 22
4.2
Double Acting To Spring Return With Override Cylinder Assembly ......... 22
SECTION 5.0 – MODULE REMOVAL AND INSTALLATION
5.1
M11 SR Override Cylinder Assembly Removal ....................................... 23
5.2
M11 SR Override Cylinder Assembly Installation .................................... 24
5.3
Spring Module Removal .......................................................................... 25
5.4
Spring Module Installation ....................................................................... 26
5.5
Pneumatic Power Module Removal ........................................................ 29
5.6
Pneumatic Power Module Installation ..................................................... 29
5.7
Powr Swivl Module Removal ................................................................... 30
5.8
Powr Swivl Module Installation ................................................................ 30
SECTION 6.0 – ACTUATOR SUPPORT INFORMATION
6.1
M11 Hydraulic Override Fluid Volume Table ........................................... 31
6.2
Module Weight Table .............................................................................. 31
6.3
G01 Tool Table ........................................................................................ 33
6.4
G2 Tool Table .......................................................................................... 33
6.5
G3 Tool Table .......................................................................................... 34
6.6
G4 Tool Table .......................................................................................... 34
6.7
G5 Tool Table .......................................................................................... 35
6.8
G7 Tool Table .......................................................................................... 35
6.9
G8 Tool Table .......................................................................................... 36
6.10
G10 Tool Table ........................................................................................ 36
