October 2015
Service Instructions
127072E Rev. C
21
Section 4: Field Conversions
Field Conversions
Section 4: Field Conversions
4�1 Fail Mode Reversal (CW to CCW or CCW to CW)
4�1�1 Remove spring module per Section 5.3.
4�1�2 Remove hydraulic power module per Section 5.5.
4�1�3 Reinstall the spring module onto the opposite end of housing (1-10) as it was
previously located per Section 5.4.
4�1�4 Reinstall the override cylinder assembly into spring module per Section 5.2.
4�2 Convert Double-Acting Actuator to
Spring-Return with M11 Module
4�2�1 Remove blind end cap per steps 4.2.1.1 and 4.2.1.2.
4�2�1�1 Remove hex cap screws (5-20), with spring lockwashers (5-30), from blind
end cap (5-10).
4�2�1�2 Remove blind end cap (5-10) from end of housing (1-10).
4�2�2 If hydraulic power module needs to be relocated due to fail mode requirements
(fail counterclockwise) use Section 5.3 for removal and Section 5.4 for installation.
4�2�3 Install Powr Swivl module per Section 5.6.
4�2�4 Install the spring module onto the end of housing (1-10) per Section 5.4.
4�2�5 Install the override cylinder assembly into spring module per Section 5.2.
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