21
Lower arm
Once the front cover is removed, the lower arm can be easily accessed.
Remove the indicator, feedback spring and the cam.
Loosen screw 2 and remove twist stop 1.
Remove screw 3, lower arm 4, rod 5 and spring 6.
Check rod and lower arm for wear, replace if necessary. Clean the rod and install it in the
lower arm. The lower arm should move easily and smoothly.
Install the lower arm and rod assembly into the positioner housing, making sure that the
spring 6 is attached properly to the lower arm and positioner housing.
Secure the lower arm and rod assembly with the screw 3.
Check again that the lower arm moves smoothly.
Apply a small amount of grease on the small tongue on the lower arm, then install and secure
the twist stop.
Install cam, feedback spring, indicator and front cover.
6
2 1 5
4
3
O rings
4
3
2 1 5
6
P4
P5/EP5
Summary of Contents for PMV EP5
Page 1: ...IOM Instructions P4 P5 EP5 alve Control System ...
Page 11: ...11 X Port plugged C1 C2 S C1 C2 S C1 C2 S I I I Direct function ...
Page 27: ...27 Dimensional drawing P4 ...
Page 30: ...30 Spare parts P5 EP5 84 ...
Page 32: ...32 84 Spare parts P5 EP5 ...
Page 34: ...34 18 Certificates Cenelec Atex black label ...
Page 35: ...35 Cenelec Atex black label ...
Page 36: ...36 ...
Page 37: ...37 Cenelec Atex white label ...
Page 39: ...FM White label ...
Page 40: ...CSA White label ...
Page 41: ......