Manual 814-1 OPERATION No Dh. 334-0 :Checking and adjusting the gear change control Op. Dh. 334-0 D 33-12 b) Adjust the stroke of second gear : Pull on the shaft to engage 2nd gear fully. Make sure that gear is fully engaged by checking the shaft projection (for example 55,3 mm as determined in § 9 line b). Remove screw or threaded T fitted on the end of the shaft.