OIL COMPONENT SERVICING
To prevent accidental starting while servicing, disconnect the battery cables at the battery.
Oil Distribution Hoses
The oil distribution hoses to each cylinder MUST be the same length. DO NOT alter the length of any hoses.
Oil Distribution Hose Length:
● 20 in. (508 mm)
Removal
Release the hose by depressing the outer ring of the hose retaining mechanism.

- Retainer mechanism
- Hose support
Once hose is removed from the manifold, make sure hose support is in the end of the hose.

- Hose support
Installation
Cut Replacement Oil Hose, P/N 778708, to the correct length. Insert hose support in manifold end of hose.
IMPORTANT: DO NOT reinsert the hose into manifold without the hose support.
Be sure the hose is fully inserted into manifold. Insertion depth is 5/8 in. (16 mm). Visually inspect for hose supports.
Oil Tank Assembly
Removal
Disconnect the battery cables at the battery. Remove engine covers and air silencer.
Disconnect the electrical connector to the oil injection pump and manifold assembly.

- Oil pump connector
IMPORTANT: Note oil distribution hose routings before proceeding with disassembly.
Remove oil distribution hoses from the crankcase fittings.
Remove oil tank retaining screws.

- Screw

- Screws
Installation
Position oil tank assembly on powerhead. Clean mounting screws and apply Nut Lock to threads. Install screws and tighten to a torque of 30 to 42 in. lbs. (3.5 to 5 N•m).
Install protective sleeves and route oil distribution hoses from the oil distribution manifold to the crankcase oil delivery fittings. Refer to OIL SUP- PLY DIAGRAMS on p. 177. Secure oil hoses to crankcase fittings with tie straps.

- Tie strap
Run outboard and check for leaks. Use Evinrude Diagnostics software to activate “Oil Prime.” Check oil flow through oil distribution hoses. Check oil system operation and routing of oil system hoses.
Repair any oil leaks and kinked or misrouted hoses. Install air silencer and engine covers.
