Oscillating Counterweight System (260700, 261700) - Briggs & Stratton Vanguard 05000 Manual

Oscillating Counterweight System
(260700, 261700)
Removal/Disassembly
1. Remove cylinder cover. See SECTION
10- CYLINDERS, COVERS AND
SUMPS.
2. Turn crankshaft to align timing mark on
gear (A) with timing mark on camshaft
(B).
3. Remove camshaft ([C] Fig. 11).
4. Remove crankshaft timing gear (D) and
counterweight assembly ([E] Fig. 12).
11
5. Remove snap ring (F) from link pin bore
(G), and push out link pin ([H] Fig. 13).
212
Fig. 11
Fig. 12
6. Remove connector link ([I] Fig. 13).
Fig. 13
Inspect Counterweight Assembly (260700,
261700)
Inspect the following counterweight components
for damage or wear. Replace parts as
necessary. Refer to Fig. 13.
• Pivot Shaft Bearing (J)
• Pivot Shaft (K)
• Link Pin Bore (G)
• Link Pin (H)
• Connector Link Pin Bearing (L)
• Connector Link Eccentric Bearing (M)
• Connector Link (I)
For reject dimensio ns, see SECTION 14-
ENGINE SPECIFICATIONS.
Assembly/Installation Counterweight
Assembly
1. Attach connector link to counterweight
with link pin.
2. Install snap ring into groove of
counterweight link pin bore.