Emerson EL-O-Matic F Series - Actuator Assembly Codes

Installation
4.4 Actuator Assembly Codes
Figure 7 Assembly Code - Double-Acting
Assembly code: CW Assembly code: CC
= Standard, Clockwise-to-Close rotation = Reverse, Counterclockwise-to-Open
= Fail-to-Close = Fail-to-Open
AB
A
B
A
B
A
B
Pinion and
cam position
Dot in
pinion slot
Default
pistons position
Reversed
pistons position
Pinion 90°
rotated
A = Rotation when central air chamber is pressurized.
B = Rotation when end cap air chambers are pressurized.
All views are from above. Pistons are shown in inward position.
Figure 8 Assembly Code - Spring-Return
Assembly code: CW Assembly code: CC
= Standard, Clockwise-to-Close rotation = Reverse, Counterclockwise-to-Open
= Fail-to-Close = Fail-to-Open
AB
A
B
A
BA
B
Pinion and
cam position
Dot in
pinion slot
Default
pistons position
Reversed
pistons position
Springs
Pinion 90°
rotated
14
September 2017
Installation, Operation and Maintenance Manual
DOC.IOM.EF.EN Rev. 7
Section 4: Installation