Table Of Contents - GE Masoneilan 4700P Maintenance Manual

Contents
Safety Information .................................................................................... 11
Safety Symbols............................................................................................................................................. 11
4700P/4700E and 4800P/4800E Product Safety ......................................................................... 12
Introduction .............................................................................................. 15
General Description and Operation ................................................................................................... 15
Pilot ................................................................................................................................................................... 16
Direct Action ................................................................................................................................................. 16
Reverse Action ............................................................................................................................................. 16
Cam .................................................................................................................................................................. 16
Optional bypass valve (4700P, Direct Acting Model only) ........................................................ 16
Installation ................................................................................................ 19
Mounting and Orientation ..................................................................................................................... 19
Cover Removal ............................................................................................................................................. 20
87/88 Actuator ............................................................................................................................................. 22
Mounting 4700P and 4700E on Series 87/88 Actuators ......................................................... 24
87U/88U Actuator....................................................................................................................................... 26
Mounting 4700P/4800P and 4700E/4800E on Series 87U/88U Actuators ..................... 26
Positioner Mounting and Orientation ................................................................................................ 28
Camflex II, Varimax, MiniTork II, Ball II, and HPBV ....................................................................... 28
Pneumatic Installation.............................................................................................................................. 31
Electrical Installation of 4700E/4800E .............................................................................................. 34
Hazardous Area Installations ................................................................................................................ 35
Factory Mutual Approved Version ..................................................................................................... 36
CSA (Canadian Standards Association) Approved Version ................................................... 37
SIRA Approved Version ............................................................................................................................ 38
Split Range Operation............................................................................................................................... 43
Mounting Cam Coupling.......................................................................................................................... 44
Mounting Cam ............................................................................................................................................. 44
Lever S/A Orientation ............................................................................................................................... 44
Changing Lever S/A Orientation ......................................................................................................... 45
Calibration ................................................................................................. 47
General ............................................................................................................................................................ 47
Zero Adjustment.......................................................................................................................................... 48
Span Adjustment......................................................................................................................................... 48
Cam Lobe Change ...................................................................................................................................... 49
Air to Open / Direct Acting Positioner ............................................................................................... 49
Air to Open / Reverse Acting Positioner .......................................................................................... 49
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