VAF instruments 247 Technical Manual page 17

Remove crank shaft as outlined in 6.1. and pull shaft from frame.
Remove reset drive gear.
Install new reset drive gear on crank shaft.
NOTE:
Timing mark on gear must be down in relation to the head of the crank handle stud.
Install crank shaft as outlined in 6.4.
Hold tray in rear position and install reset gear on stud.
To check internal cam engagement will tray stud rotate reset gear two revolutions noting tray
movement.
Install washer and E-ring on reset gear stud.
With timing marks aligned install reset shaft gear on shaft and secure with roll pin.
NOTE:
Roll pin must be flush with gear teeth.
Install wheel aligning spring, washer and E-ring.
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