Oki B6200 Maintenance Manual page 199

Removal
1) Remove the COVER CST (PL2.1.1) from the 150 PAPER CASSETTE.
2) Release the lock of the LOCK EXTENSION, and draw out the cassette extension as far as it will
go.
3) Release the hooks securing the GEAR PINION (PL2.1.12) to the HOUSING TOP 150 (PL2.1.16),
and remove the GEAR PINION.
4) While pressing down the lock of the STOPPER GEAR (PL2.1.28), release the lock of the LEVER
BTM LOCK (PL2.1.26) to lift up the PLATE ASSY BTM (PL2.1.10).
5) Slide the GUIDE ASSY SD L150 (PL2.1.11) inward, and remove it from the HOUSING TOP 150 by
pressing down the hook of the HOUSING TOP 150.
6) Slide the GUIDE ASSY SD R150 (PL2.1.13) inward, and remove it from the HOUSING TOP 150
by pressing down the hook of the HOUSING TOP 150.
7) Remove the 2 screws (gold tapping, 8mm) from both right and left side, as well as the 6 screws
(gold tapping, 8mm) on the back, that secure the HOUSING TOP 150 (PL2.1.16) to the HOUSING
BASE 150 (PL2.1.36).
8) Release the 4 hooks of the HOUSING TOP 150, and remove the HOUSING TOP 150 and HOUS-
ING EXTENSION 150 (PL2.1.34) from the HOUSING BASE 150.
9) Remove the 4 screws (gold tapping, 6mm) securing the COVER EXTENSION (PL2.1.30) to the
HOUSING EXTENSION 150.
10) Remove the COVER EXTENSION from the HOUSING EXTENSION 150.
11) Lift the front of the RACK SIZE (PL2.1.32) a little, and turn it in the direction of the arrow to remove
it from the HOUSING EXTENSION 150.
Replacement
1) Put the hook of the tip of the RACK SIZE (PL2.1.32) into the groove of the HOUSING EXTENSION
150, and turn it in the opposite direction of the arrow.
2) Align the end of the RACK SIZE with the triangle mark printed on the HOUSING EXTENSION 150
as shown in the figure, and install the RACK SIZE to the HOUSING EXTENSION 150.
When installing the RACK SIZE, be sure to draw out the GUIDE ASSY END 150
(PL2.1.35) as far as it will go.(NOTE1).
3) Install the COVER EXTENSION (PL2.1.30) to the HOUSING EXTENSION 150 using the 4 screws
(gold tapping, 6mm).
When installing, make sure the COVER EXTENSION is inserted under 3 claws of the
HOUSING EXTENSION 150.(NOTE2).
Use 6mm size of fixed screw. If 8mm size of screw is used, HOUSING EXTENSION
150 doesn't operate smoothly and LOCK EXTENSION 150 doesn't operate
correctly.
4) Install the HOUSING EXTENSION 150 and HOUSING TOP 150 (PL2.1.16) to the HOUSING
BASE 150 (PL2.1.36) while pushing the LINK SW SIZE1-150 (PL2.1.37), LINK SW SIZE2-150
(PL2.1.38) and LINK SW SIZE3-150 (PL2.1.39) of the HOUSING BASE 150 outward as shown in
the figure.
Be sure to put 2 claws that on the top of the PLATE ASSY BTM under the hooks on
the HOUSING TOP 150.(NOTE3).
Chapter 3 Removal and Replacement Procedures (RRPs)
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