Oki B6500 Service Manual page 205

11) Remove the RACK SIZE (PL 2.1) (RRP2.2).
12) Remove the GEAR SECTOR (PL 2.1) (RRP2.3).
13) Release the hooks securing the GUIDE ASSY END 150 to the HOUSING EXTENSION 150.
Be careful handling the hooks of the GUIDE ASSY END150. They are fragile and could
break if given excessive force.
14) Remove the GUIDE ASSY END 150 from the HOUSING EXTENSION 150.
Replacement
1) Secure the GUIDE ASSEMBLY END 150 to the HOUSING EXTENSION 150 (PL 2.1) using the 4
hooks (Figure 1).
2) Install the GEAR SECTOR (PL 2.1) (RRP2.3)
3) Install the RACK SIZE (PL 2.1) (RRP2.2)
4) Install the COVER EXTENSION (PL 2.1) 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.
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.
5) Install the HOUSING EXTENSION 150 and HOUSING TOP 150 (PL 2.1) to the HOUSING BASE
150 (PL 2.1) while pushing the LINK SW SIZE1-150 (PL 2.1), LINK SW SIZE2-150 (PL 2.1) and
LINK SW SIZE3-150 (PL 2.1) of the HOUSING BASE 150 outward as shown (Figure 3) (RRP2.2).
Be sure to put 2 claws that on the top of the PLATE ASSEMBLY BTM under the hooks on
the HOUSING TOP 150.
6) After assembling the HOUSING TOP 150 to the HOUSING BASE 150 using the 4 hooks, secure
them using the 2 screws (gold tapping, 8mm) on both right and left sides, as well as the 6 screws
(gold tapping, 8mm) on the back.
After tightening the screws, move the GUIDE ASSEMBLY END 150 back and forth, and
make sure that the LINK SW SIZEs operate smoothly.
7) While pressing down the hook of the HOUSING TOP 150, install the GUIDE ASSEMBLY SD R150
(PL 2.1) to the HOUSING TOP 150.
After installing, make sure that the 3 claws of the GUIDE ASSEMBLY SD R150 sit cor-
rectly in the grooves of the HOUSING TOP 150.
8) While pressing down the hook of the HOUSING TOP 150, install the GUIDE ASSEMBLY SD L150
(PL 2.1) to the HOUSING TOP 150.
After installing, make sure that the 3 claws of the GUIDE ASSEMBLY SD L150 sit cor-
rectly in the grooves of the HOUSING TOP 150.
9) Push the PLATE ASSEMBLY BTM downward to lock.
10) With completely opened GUIDE ASSEMBLY SD L150 (PL 2.1) and GUIDE ASSEMBLY SD R150
(PL 2.1) to the both sides, install the GEAR PINION (PL 2.1) to the HOUSING TOP 150.
Chapter 3 Removal and Replacement Procedures (RRPs)
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