October 2015
Service Instructions
127072E Rev. C
15
Section 3: Actuator Reassembly
Actuator Reassembly
3�2�30
Torque tighten hex cap screws (1-110) until a final lubricated torque, as listed in
the following table, has been achieved.
Table 2�
Housing Cover Screw Quantity and Torque
Model
Qty�
TORQUE (±5%)
Model
Qty�
TORQUE (±5%)
Lbf-ft�
N-m
Lbf-ft�
N-m
G01
4
40
54
G5
8
100
136
G2
6
40
54
G7
8
100
136
G3
8
40
54
G8
12
100
136
G4
8
40
54
G10
16
100
136
NOTE:
Complete step 3.2.32 on G5, for G10 model actuators. For G01 through G4 model
actuators skip step 3.2.32 and proceed to step 3.2.33.
3�2�31
On G5 through G10 models:
3�2�31�1
Place lockwashers (1-115) onto hex cap screws (1-120).
NOTE:
Hex cap screws (1-120) are only used as "hole" fillers and serve to protect threads from
environment.
3�2�32
Install and tighten hex cap screws (1-120) with lockwashers (1-115).
3�2�33
Install thrust bearing (2-110) onto position indicator (1-140).
3�2�34
Install O-ring seal (2-100) onto position indicator (1-140).
3�2�35
Install upper bearing (2-120) into yoke cover (1-150).
3�2�36
Install rod wiper (2-80) into yoke cover (1-150).
3�2�37
Install O-ring seal (2-70) into yoke cover (1-150).
3�2�38
Install yoke cover (1-150) onto housing cover (1-20) and over position indicator
assembly (1-140).
NOTE:
During yoke cover installation be careful not to damage O-ring seal (2-70) and rod wiper (2-80).
3�2�39
Place lockwashers (1-170) onto hex cap screws (1-160).
3�2�40
Install and tighten hex cap screws (1-160) with lockwashers through yoke cover
(1-150) and into housing cover (1-20).
3�2�41
Vent check assembly installation as follows:
3�2�41�1
For G01, G2 and G3 housing (1-10) using pipe sealant install one vent
check assembly (13) into the front of housing (1-10).
3�2�41�2
For G2 and G3 housing (1-10) using pipe sealant install one vent check
assembly (13) into the top area of housing cover (1-20).
3�2�41�3
For G4 through G10 housing (1-10) using pipe sealant install two vent
check assemblies (13) into the front of housing (1-10).
