Wisconsin — Bench adjustments
Adjustments · Zenith 72Y6 carburetor
From a Wisconsin manual covering: HS7D, HS8D, MVH4D, S10, S10D0, S12D, S12D0, S12D2, S14D, S14D2, S7D, S8D…. Check it applies to your exact model before use.
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Procedure
- Turn throttle stop screw in until it contacts stop lug, then two full turns
- Seat idle adjusting screw gently, then back out about 1/2 turn
- If equipped, seat main jet adjustment, then back out about 2 full turns
- Final adjustments on engine at normal operating temperature
Specs & values
- Throttle stop 2 turns
- Idle screw 1/2 turn
- Main jet 2 turns
Source: Wisconsin 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.