h clutch arm


A 4600 (4630/4640) not opening to a full 90 degrees could be caused by a couple things: The Opening Force could be set too low. Try increasing the opening force adjustment on the controller a 1/...
To check the clutch on a 4600 Series operator: Follow the wires from the clutch to the 4 pin connector on the controller, and disconnect the connector from the control box. Clutch -- Measure th...
4600 Series, Power Operator
H, Hold open arm
The 4110 hold open spring Cush (Spring H Cush) arm part number is 4110-3049SCNS.