Emerson CBA730 - Housing Reassembly

August 2015
Service Instructions
137462E Rev. D
12
Section 3: Actuator Reassembly
Actuator Reassembly
3�2 Housing Reassembly
NOTE:
Review Section 3 steps 3.1.1 through 3.1.6 before proceeding with actuator reassembly.
In section 3.2 where the step indicates to "lubricate, coat or apply lubricant", use lubricant
as identied in Section 1 step 1.6 for lubricating the part being installed.
Actuators equipped with a housing adapter M3 jackscrew (6-30) install M3 per 3.2.1.
Actuators equipped with housing adapter ES or stop screw (6-30) skip step 3.2.1 and
continue assembly at step 3.2.2.
3.2.1 M3 jackscrew installation to housing adapter (6-10).
3.2.1.1 Apply a coating of lubricant to outer diameter and inner diameter threads
of M3 jackscrew adapter (6-55).
3.2.1.2 Coat O-ring seal (7-65) with lubricant and install into outer diameter seal
groove located in the M3 jackscrew adapter (6-55).
3.2.1.3 Apply a light coating of lubricant to the threads of M3 jackscrew (6-30).
3.2.1.4 Install and rotate the M3 jackscrew (6-30) into M3 jackscrew adapter (6-55).
NOTE:
Rotate the M3 jackscrew into the adapter until the inboard end of the
jackscrew is up against the adapter.
3.2.1.5 Install M3 jackscrew adapter (6-55) with M3 jackscrew (6-30) into
housing adapter (6-10).
3.2.1.6 Install retainer ring (7-60) onto groove in M3 jackscrew adapter (6-55).
3.2.1.7 Install O-ring seal (7-30) onto M3 jackscrew (6-30).
NOTE:
Move the O-ring seal (7-30) down the M3 jackscrew until it is next to the
M3 jackscrew adapter.
3.2.1.8 Install hex nut (6-40) onto M3 jackscrew (6-30).
NOTE:
Rotate the hex nut down the M3 jackscrew until it is next to the M3
jackscrew adapter.
3.2.2 Housing Adapter (6-10) ES or stop screw (6-30) installation.
3.2.2.1 Lubricate ES or stop screw (6-30) and install into housing adapter (6-10).
3.2.2.2 Install O-ring seal (7-30) onto ES or stop screw (6-30).