Ricoh D197 Service Manual page 458

Correct
11. Wipe off the areas [A] indicated by the red-dashed line and paste new development
case entrance seals to cover the blue-circled position.

These seals are part of the development seal set, which must be ordered together with
the new developer.

The seal [A] for the front side is not the same shape as the one [B] for the rear side
as shown below. Be careful when you paste them.
12. Paste the new development side seals [A] on the face of the development sleeve unit
as shown below.

These seals are part of the development seal set, which must be ordered together with
the new developer.
SM
Wrong
4-85 D197/D198/D199/D200/D201/D202
PCDU