I am so happy found this site as it consists of so many Manuls and easy to aquire. This onei s exactly what I wanted and much more as it has info on not only how to use the tuner but how to repair it as well. I will come here 1st before purchasing else where! Thanks owner-manual.com!
is part of the manual is very useful for repairing
Here are circuit diagrams
if there is damage, I recommend using this part of the
a complete list of circuit boards and components
Text excerpt from page 27 (click to view)
VC-A300X/NZ VC-A550X
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.
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 147 N (15 kgf). Adjust the distance between motor and pulley to 10.2 +0.2 mm).
�0.2