Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
Text excerpt from page 29 (click to view)
VC-A410U VC-H810U
4-24 INSTALLING THE MASTER CAM (AT REAR SIDE OF MECHANISM CHASSIS)
1. Make sure beforehand that the shifter is at the point as shown below. 2. Place the master cam in the position as shown below.
4-25 REPLACEMENT OF LOADING MOTOR
� Removal
E ring (XRESJ30-06000) Master cam Apply grease Apply grease
Fully turn clockwise
Fully turn counterclockwise Face the wide tooth side ward No grease
Figure 4-44-1.
Note: See the figure below for the phase matching between the master cam and the casecon drive gear. 3. Finally fix with the E ring.
Master cam
Figure 4-45.
Casecon drive gear
Half-round notch Round mark
� Replacement Remove the loading motor, and install the replacement loading motor as shown below.
10.2 +0.2 mm �0.2
When installing the master cam, align the casecon drive gear round mark with the half-round notch of master cam.
Figure 4-44-2.
Figure 4-46. The loading motor pressing-in must be less than 14.7 N (1,500 gf). Adjust the distance between motor and pulley to 10.2 +0.2 mm).
�0.2
