Emerson BETTIS G10 Series Service Instructions Manual page 19

Service Instructions
124842E Rev. C
3�2�23 Refer to assembly drawing page 2 of 2 Section A-A. Install spring pin (1-100) into
3�2�24 Install position indicator assembly (1-140) onto the top of yoke (1-70) and over
NOTE:
Refer to Section 2 step 2.4.7 for correct installation position.
3�2�25 Install O-ring (2-50) into housing cover (1-20).
3�2�26 Install housing cover O-ring (2-60) into housing cover (1-20).
3�2�27 Install the housing cover (1-20), making sure not to damage O-ring seals (2-50)
3�2�28 Place lockwashers (1-115) onto hex cap screws (1-110).
NOTE:
On G7 through G10 model actuators apply thread adhesive, Loctite 242, to threads of hex
cap screws (1-110). Reference assembly drawing note number 9.
3�2�29 Install hex cap screws (1-110) with lockwashers (1-115) through housing cover
NOTE:
Leave hex cap screws (1-110) finger tight, do not tighten.
Do this step only if groove pins (1-130) have been pulled or if the pins are being replaced.
Drive groove pins (1-130) through housing cover (1-20) and into housing (1-10). The
groove pins should be flush with the cover.
3�2�30 Torque tighten hex cap screws (1-110) until a final lubricated torque, as listed in
NOTE:
Complete step 3.2.32 on G5, through G10 model actuators. For G01 through G4 model
actuators skip step 3.2.32 and proceed to step 3.2.33.
Actuator Reassembly
the top of yoke (1-70).
spring pin (1-100).
and (2-60).
(1-20) and into housing (1-10).
the following table, has been achieved.
Table 2� Housing Cover Screw Quantity and Torque
TORQUE (±5%)
Model Qty
Lbf-ft�
G01 4
G2 6
G3 8
G4 8
Section 3: Actuator Reassembly
Model
N-m
40 54 G5
40 54 G7
40 54 G8
40 54 G10
October 2015
TORQUE (±5%)
Qty
Lbf-ft� N-m
8 100 136
8 100 136
12 100 136
16 100 136
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