0114826 JOHNSON GEARCASE HEAD & BEARING

Removal
Fig. 1-Oil FilterTurn oil filter (Fig. 1) counterclockwise.Repair
No repair or service is possible on an oil filter. Install a new oil filter.Installation
IMPORTANT: Be sure gasket is seated properly in base of filter.Put a thin coat of clean engine oil on gasket. IMPORTANT: Do not over tighten filter.Turn oil filter clockwise on oil filter nipple until the gasket just touches the mounting base. Turn the oil filter 1/2 to 3/4 turns clockwise by hand.Oil Filter Nipple
Removal
3-164D, 3-179D, 4-219D, 4-239D, 4-239T, 6-329D, 6-359D, and 6-359T Engines.
Remove oil filter (Group 0407).Remove oil cooler, if equipped, (Group 0419).
Fig. 2-Inside Puller and Slide HammerUse an inside puller and slide hammer (Fig. 2) to pull oil filter nipple out of cylinder block. 4-276D, 4-276T, 6-414D, and 6-414T Engines
Remove oil filter (Group 0407).
Fig. 3-Oil Filter NippleTurn oil filter nipple (Fig. 3) counterclockwise out of oil filter adapter.Repair
Install a new oil filter nipple if the old one is damaged.Installation
3-164D, 3,179D, 4-219D, 4-239D, 4-239T, 6-329D, 6-359D, and 6-359T Engines
Fig. 4-Oil HolePut the oil filter nipple over its bore in the cylinder block. Turn the oil filter nipple so the oil hole (Fig. 4) is as low as possible.
Fig. 5-Tubular Type DriverUsing a tubular type driver (Fig. 5), push the oil filter nipple into the cylinder block until it is flush with the cylinder block.Install oil cooler, if equipped (Group 0419).Install oil filter (Group 0407).4-276D, 4-276T, 6-414D, and 6-414T Engines
Turn the oil filter nipple clockwise into the oil filter adapter. Tighten oil filter nipple securely.Install oil filter (Group 0407).Oil Pan
Removal
Drain engine oil.
Fig. 6-Cap ScrewRemove cap screws holding oil pan on cylinder block. Lift oil pan off cylinder block.Remove gasket from oil pan and cylinder block.Repair
Inspect oil pan for cracks and dents. Repair or replace damaged oil pan.Installation
Using a new gasket, put oil pan in position on cylinder block. Install cap screws through oil pan into cylinder block.Tighten oil pan cap screws to 35 lb-ft (47 N m) (5 kg-m).Fill engine with proper oil to proper level.Oil Bypass Valve
3-179D Engine and later 3-164D, 4-219D, 4-239D, 4-239T, 6-329D, 6-359D, and 6-359T Engines
Removal
Remove timing gear cover and front plate (Group 0402).
Fig. 6A-Oil Bypass ValveRemove oil bypass valve and spring (Fig. 6A).Repair
Inspect oil bypass valve for damage. Install a new valve if there is damage.Use D-01168AA Spring Compression Testor to check oil bypass valve spring. Spring length must be 1.34 in. (34 mm) when compressed with 23 2.3 lb. force (101 10 N). If length is not correct, install a new spring.Installation
Install bypass valve and spring (Fig. 6A).Install front plate, timing gear train, and timing gear cover (Group 0402).Oil Pressure Control Valve
3-164D, 3-179D, 4-219D, 4-239D, 4-239T, 6-329D, 6-359D, or 6-359T Engines
Removal
Fig. 7-Oil Pressure Control valveTurn plug (1, Fig. 7) counterclockwise out of timing gear cover. The plug is spring loaded.Count aluminum washers (2) and shims (3) as they are removed from plug.Lift spring (4) and valve (5) out of timing gear cover.Inspect valve seat, in cylinder block behind timing gear cover, through the plug hole. If valve seat is damaged replace it.
Fig. 8-33859 Collet and Slide HammerUse 33859 Collet from D01061AA Blind Hole Puller Set and a slide hammer (Fig. 8) to pull valve seat out.Repair
Inspect threads on plug for damage.Check oil pressure control spring compressed length.Oil pressure control
Fig. 9-Oil Pressure Control Springspring length (Fig. 9) ... 1.68 inch42.5 mmwhen compressed with ... 15 1.5 lb(67 7 N)If pressure control spring length is not correct, install a new pressure control spring.Installation
IMPORTANT: Do not push against raised inner rim of valve seat.
Fig. 10-JD248-A Bushing DriverUsing JD248A Bushing Driver (Fig. 10), push valve seat into cylinder block. Push valve seat in until recessed edge of valve seat is flush with bottom of counterbore in cylinder block.
Fig. 11-Oil Pressure Control ValvePut valve (5, Fig. 11) and spring (4) together. Put them in timing gear cover.Put aluminum washer (2) on plug so that raised center contacts head of plug. Put shims in plug. Use same number of shims and aluminum washers as were removed.Put plug over end of spring. Compress spring until plug contacts timing gear cover. Turn plug clockwise into timing gear cover. Tighten plug.
Fig. 12-PlugOil pressure control valve plug torque ... 70 lb-ft(95 N m) (9.7 kg-m)Oil Pressure Control Valve
4-276D, 4-276T, 6-414D, or 6-414T Engine
Removal
Remove oil cooler (Group 0419).
Fig. 12-Oil Pressure Control ValvePull valve assembly (Fig. 12) from cylinder block bore.Disassembly
Fig. 13-Compress SpringUsing a punch, or screwdriver (1, Fig. 13), compress the spring by pushing against the piston. While the spring is compressed, insert a 0.31 inch (8 mm) diameter or smaller pin punch or rod (2) through the 0.31 inch (8 mm) holes in the housing. Release piston.
Fig. 14-Remove Spring PinSelect a 0.12 inch (3 mm) diameter or smaller pin punch (1, Fig. 14) and push spring pin out of housing (2).