Service Instructions
137462E Rev. D
August 2015
15
Section 3: Actuator Reassembly
Actuator Reassembly
3�3 Pneumatic Cylinder Reassembly
NOTE:
Review Section 3 steps 3.1.1 through 3.1.6 before proceeding with cylinder reassembly.
In section 3.3 where the step indicates to "lubricate, coat or apply lubricant", use lubricant
as identied in Section 1 step 1.6 for lubricating the part being installed.
3.3.1 Coat one O-ring seal (5-10) with lubricant and install onto outer diameter ange
located on cylinder/cylinder adapter end of housing (1-10).
3.3.2 Actuators equipped with cylinder adapter (4-15), models CBA830-SR, CBA930-SR
and CBA1030-SR (including M3/M3HW models), do steps 3.3.2.1 and 3.3.2.2.
3.3.2.1 Install cylinder adapter (4-15) onto housing ange, with the stepped
outer diameter, of cylinder adapter (4-15), facing away from housing
(1-10).
3.3.2.2 Install one o-seal (5-15) onto stepped diameter of cylinder adapter (4-
15).
3.3.3 Coat all areas of piston (4-50) with lubricant.
3.3.4 Coat rod bushing (5-50) with lubricant and install into the internal rod bushing
groove located in the head of piston (4-50).
3.3.5 Coat rod T-seal (5-25) with lubricant and install in the internal seal groove in the
head of piston (4-50).
3.3.6 Coat piston seal (5-40) with lubricant and install into outer diameter seal groove of
piston (4-50).
3.3.7 Coat piston bearing (5-45) with lubricant and install into outer diameter bearing
groove of piston (4-50).
3.3.8 Install two bushings (4-80) onto piston assembly (4-50) - Refer to following
drawing (Figure 1).
Figure 1 Bushing Installation
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