Emerson Fisher POSI-SEAL A81 - Page 16

Instruction Manual
D103302X012
A81 Valve
January 2011
16
Figure 7. Sectional of Typical Valve Body
ACTUATOR END OF SHAFT
POSITION INDICATION MARK INDICATES
APPROXIMATE DISK POSITION
CCW DISK ROTATION TO OPEN
X2
X1
Figure 8. Follower Spring/Spring Seat Assembly
FOLLOWER SPRING SEAT
(KEY 9)
FOLLOWER SPRING
(KEY 12)
FOLLOWER SPRING SEAT
(KEY 9)