Emerson Process Management BETTIS G01 User Manual
Page 8
Bettis P/N 124840E
Revision “B”
Page 4 of 46
1.2
DEFINITIONS
WARNING:
If not observed, user incurs a high risk of severe damage to actuator and/or fatal
injury to personnel.
CAUTION:
If not observed, user may incur damage to actuator and/or injury to personnel.
NOTE:
Advisory and information comments provided to assist maintenance personnel to
carry out maintenance procedures.
ES:
Extended stop screw (for travel stop adjustment over a full 100° degree travel range).
ES is not intended for use as a manual override.
M3:
Manual jackscrew override.
1.3
GENERAL SAFETY INFORMATION Products supplied by Bettis, in its "as shipped" condition, are
intrinsically safe if the instructions contained within this Service Instruction are strictly adhered to and
executed by well-trained, equipped, prepared and competent personnel.
WARNING:
For the protection of personnel working on Bettis actuators, this procedure
should be reviewed and implemented for safe disassembly and reassembly.
Close attention should be noted to the WARNINGS, CAUTIONS and NOTES
contained in this procedure.
WARNING:
This procedure should not supersede or replace any customer’s plant safety
or work procedures. If a conflict arises between this procedure and the
customer’s procedures the differences should be resolved in writing between
an authorized customers representative and an authorized Bettis
representative.
1.4
BETTIS REFERENCE MATERIALS
1.4.1
Assembly Drawing for G01 through G13 Double Acting One Power Module Pneumatic Series
Actuators use part number 116422.
1.4.2
Assembly Drawing for G01 through G13 Double Acting Twin Power Module Pneumatic
Series Actuators use part number 115678.
1.4.3
Assembly Drawing for G01 through G13 Spring Return One Power Module Pneumatic Series
Actuators use part number 115674.
1.5
SERVICE SUPPORT ITEMS
1.5.1
Bettis Module Service Kit.
1.5.2
For rod extension retainer nut tool part number, refer to the following table. NOTE: These
tools are required only when extension rod assembly (1-50) or (9-50) is removed or when a
new extension rod assembly is installed.