Oki B6500 Service Manual page 432

HOUSING EXTENSION 550
(PL20.3.42)
Replacement
1) Install the GEAR SECTOR to the HOUSING EXTENSION 550 (PL 12.3.42).
2) Secure the GEAR SECTOR using the screw (black with flange, 8mm).
3) Install the RACK SIZE (PL 12.3.40). (RRP12.18)
4) Install the COVER EXTENSION (PL 12.3.31) to the HOUSING EXTENSION 550 using the 4
screws (gold tapping, 6mm).
When installing, make sure the COVER EXTENSION is inserted under 3 claws of the
HOUSING EXTENSION 550.
Use 6mm size of fixed screw. If 8mm size of screw is used, HOUSING EXTENSION 550
doesn't operate smoothly and LOCK EXTENSION 550 doesn't operate correctly.
5) Install the HOUSING EXTENSION 550 and HOUSING TOP 550 (PL 12.3.16) to the HOUSING
BASE 550 while pushing the LINK SW SIZE1-550 (PL 12.3.45), LINK SW SIZE2-550 (PL
12.3.46) and LINK SW SIZE3-550 (PL 12.3.47) of the HOUSING BASE 550 outward as shown
in the figure. (Figure 20.18)
Be sure to put 2 claws at the tip of the PLATE ASSY BTM under the hooks on the HOUS-
ING TOP 550.
6) After assembling the HOUSING TOP 550 with HOUSING BASE 550 using the 4 hooks, secure
them using the 2 screws (gold tapping, 8mm) from both right and left sides, as well as the 6
screws (gold tapping, 8mm) on back.
Chapter 3 Removal and Replacement Procedures (RRPs)
GEAR SECTOR
(PL20.3.39)
3 - 248
JG3522AA