Insert the micro adjusting plug screw in to the microplug then insert it into the microplug hole in the plate side of the attachment. Slide the adjusting gear over the gear journal portion of the microplug.

Place the retainer cap on the micro adjusting plug screw down against the gear journal. Rotate the retainer cap to seat it on the journal, which is eccentric in relation to the micro adjusting plug screw. When the retainer cap is seated, install the snap ring.