
Manual 26731
EM35MR1/3171A Gas Valve
Woodward
17
Procedure
1.
Locate the coupling assembly between the 3171A gas valve and the EM35
actuator; it can be viewed through the long vertical slot in the adapter
housing.
2.
Using the 3/16” ball hex driver, loosen the socket head cap screw that
clamps the coupling assembly to the EM35 output shaft. Do not loosen the
clamp screw that mounts the coupling assembly to the valve shaft.
Coupling Access Slot
Adapter Housing
EM35 Actuator
EM35 Mounting Screws
Содержание 3171A
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