Hot Roller Replacement - Ricoh A219 Service Manual

FUSING

5.2 HOT ROLLER REPLACEMENT

[P]
[E]
[D]
[C]
1. Take out the fusing unit and remove the upper cover [A] from the fusing
unit.
2. Remove the hot roller stripper bracket [B] (2 screws).
NOTE: When reinstalling the stripper bracket, be careful not to scratch
the hot roller surface.
3. Remove the fusing entrance guide [C] (2 screws).
4. Remove the fusing thermistor [D] (1 screw).
5. Remove the front [E] and rear [F] pressure springs.
6. Remove the front [G] and rear [H] brackets (1 screw each), and the fusing
lamp [I].
7. Remove the front C-ring [J] and rear C-ring [K], bearings [L] and [M], and
gear [N]. Then replace the hot roller [O].
NOTE: 1) When reinstalling the thermistor, make sure that harness is
positioned correctly [P] as shown.
2) The shape of the front C-ring is different from the rear C-ring. The
ends of the front C-ring [J] are bent, as shown.
3) When replacing the hot roller, clean the bearing. Then apply
BARRIERTA JFE55/2 evenly on the bearing.
4) When reinstalling the fusing lamp, do not forget the red connector
at the rear side.
5) Do not touch the hot roller surface with bare hands.
6) When reinstalling the fusing entrance guide, make sure that the
entrance guide adjustment screws are positioned correctly.
A219
CÓPIA NÃO CONTROLADA
[A]
[J]
[B]
[L]
[O]
[G]
[F]
A219R534.wmf
6-40
CÓPIA NÃO CONTROLADA
[R]
[I]
[M]
[H]
A219R535.wmf
[N]
[K]
SM