Ink Supply And Kneading Mechanism - Ricoh JP5000 Service Manual

DRUM 1 July, 1998

2.5.2 INK SUPPLY AND KNEADING MECHANISM

[C]
[F]
[G]
[D]
[E]
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Ink Cartridge Installation
The ink cartridge [A] is in the drum. The
[B]
ink cartridge set sensor [B] (a push
switch) detects the presence of the ink
[A]
cartridge.
Ink Supply Mechanism
The whole ink supply mechanism is
inside the drum. The ink pump motor [C]
drives the ink pump [D], supplying ink
from the ink cartridge to the ink roller [E]
via the ink distributor [F].
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Ink Pump Operation Monitoring
The ink pump sensor [G] monitors the number of pumps the ink pump piston lever
makes. The feeler on the piston lever activates the sensor at each complete turn of
the piston.
SP1-5 can be used to check the number of ink pump revolutions.
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