Briggs & Stratton 750 DOV Series Specifiche Scaricare il pdf (Pagina 68)

1. Clean all carbon from the rings and the

cylinder bore.

2. Insert one of the original rings

approximately one inch down the cylinder

bore.

3. Measure the ring end gap with a feeler

gauge (Figure 11-3).

4. Repeat the procedure for each ring in the

set.

5. Compare with reject dimensions listed in

Section 12 - Engine Specifications. If gap

of any of the rings meets or exceeds the

reject dimensions, all rings should be

replaced as a set.

Figure 11 - 3

Assemble

1. Install a pin retainer clip into one groove in

the pin bore.

2. Oil the piston pin bore, connecting rod pin

bearing, and the pin. Insert rod into piston,

then slip pin through piston and rod until it

seats against the retainer.

NOTE: The notch or arrow on the piston and

“MAG” on the rod must face the same direction.

3. Install a pin retainer clip into groove on

open side of piston pin bore. Ensure both

retainers are firmly seated in the grooves.

4. Install the oil ring by hand as follows:

• Grasp one end of lower steel rail and

wind it over the top ring groove, then over

the center ring groove, and finally into the

oil ring groove.

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Briggs & Stratton 750 DOV Series Specifiche Pagina 68