Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 153Get this manual
13OIL PANIENGINE UNDER CASE1 SWIVEL CASE 1OIL PANIMUFFLER 2SHIFT RODS
4MOUNT FRAME
5STERN BRACKET
6SWIVEL CASE
3ENGINE UNDER CASE
1OIL PANIMUFFLER
DISASSEMBLYIASSEMBLY
1Remove the extension case assembly
(P.8-1)(1 OIL LEVEL DISTICK
install new gasket
3 OIL STRAINER 1
CLean the oil strainer screen with solvent and check the screen for
141 mm PLAIN WASHER (10)
1141 EXHAUST PIPE