Sun Yeh Electrical OM Series - Page 18

Quarter -Turn Electric Valve Actuator【OM Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.11
16
f. Supply power to the fully-open position. Screw in the Open (left) Mechanical end
stop screw until it bottoms out (refer to P.11 4.4.2), then turn back for 1/2-1 turn
based on the actuator model listed below.
 OM-2 to OM-6, OM-F, OM-G and OM-H：1 turn
 OM-7 to OM-8：3/4 turn
 OM-9 to OM-13：1/2 turn
g. Tighten the locknut. (Max. Torque：5.88 Nm )
h. Supply power to the fully-open position. Screw in the Open (right) Mechanical end
stop screw until it bottoms out (refer to P.11 4.4.2), then turn back for 1/2-1 turn
based on the actuator model listed below.
 OM-2 to OM-6, OM-F, OM-G and OM-H：1 turn
 OM-7 to OM-8：3/4 turn
 OM-9 to OM-13：1/2 turn
i. Tighten the locknut. (Max. Torque：5.88 Nm )
j. Supply the power to confirm that the limit switches achieve the fully open-close
stroke.
k. When choosing modulating units or VR:
Supply power to run the actuator to the fully-closed position. Adjust the gear and
the set screws based on the actuator model listed below.
l. The setting procedure is now completed.
OM-A,OM-AM and OM-J
Rotate the round gear counter-clockwise to the
end and tighten the M5 set screw.
OM-1
Rotate the round gear clockwise to the end and
tighten the M5 set screw.
OM-2 to OM-13
OM-F, OM-G and OM-H
Rotate the sector gear clockwise to the end and
tighten the M5 set screw.
【OM-1】
Shaft
Set Screw M5
Round Gear
M5 Set Screw
Sector Gear
M5 Set Screw
【OM-1, OM-A, OM-AM and OM-J】
【OM-2 to OM-13, OM-F, OM-G and OM-H】