Wisconsin — Winter or Short Storage Protection

Maintenance · engine

From a Wisconsin service manual covering: V-460D, V-461D, V-465D, V460D, V461D, V465, VH4, W4-1770, vg4d. Check it applies to your exact model before use.

Applies to: Wisconsin VH4

Procedure

1. Inject a half and half mixture of kerosene and good engine oil into the pipe tap opening on the intake manifold while the engine is warm and running at moderate speed (about a quarter of a pint).
2. Shut off the ignition switch and stop the engine.
3. Drain crankcase oil while the engine is warm.
4. Drain fuel lines, carburetor, fuel pump and tank of all gasoline.
5. Clean the air cleaner of all oil and accumulated dust and remove sediment from the oil cup.
6. Tape or otherwise seal off the air cleaner or carburetor intake, as well as the exhaust and breather openings, for the duration of the storage period.
7. Clean the outside of the engine including cooling fins.
8. Coat all exposed unpainted metal parts with grease or heavy oil.
9. Before restarting, remove crankcase drain plug to drain condensation, remove and scrub the crankcase bottom cover using a new gasket, and fill crankcase with the correct grade of oil to the full mark

Source: Wisconsin service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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