Ricoh A318 Service Manual page 54

INSTALLATION PROCEDURE (for Machine Code: A072)
[B]
5. Secure the DF mounting bracket [A] (2 screws - M5 x 12 [25]).
NOTE: Use the screws - M5 x 10 for A030 copier.
6. Adjust the height of the DF mounting bracket in the following order:
1) Set the E plate [B] on the exposure glass as shown and measure the
clearance "a" between the DF mounting bracket and the E plate.
2) Remove the DF mounting bracket and insert the spacers [C] to make
clearance "a" between 0 mm and 0.3 mm.
[C]
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20 December 1991
[A]
[C]