Wisconsin — Disassemble fuel bowl
Repair & overhaul · Zenith 12A10 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
- Remove four bowl assembly screws
- Separate fuel bowl from throttle body
- Remove assembly gasket and discharge tube with rubber seal
- Remove main jet and fibre washer
- Remove float axle, float, fuel valve needle, and seat
- Remove idle adjusting needle and spring
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
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.