Briggs & Stratton 272147 Repair Manual page 57

3. Remove fixed main jets
NOTE
: Carburetor is equipped with a different
size fixed main jet for each cylinder, Fig. 121.
The carburetor is marked "L" (#1 cylinder) and
"R" (#2 cylinder).
4. Remove pilot jets
Fig. 121
5. Remove float and inlet valve, Fig. 122.
Fig. 122
If idle mixture screws are equipped with adjustment
limiter caps, use a pliers to remove them before
removing idle mixture screws.
Page 52
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TM
Vanguard Twin-Cylinder OHV Liquid-Cooled Engine
6. Remove idle mixture screws and springs, Fig.
123.
Fig. 123
7. Remove welch plugs, Fig. 124.
Fig. 124
8. Mark throttle plates before removing so that they
may be re-installed in the same position. Top and
bottom edges are beveled.
Section 4 - Engine Overhaul