Service Manual
8-24
Table of Contents
Twin Cylinder Engine Service Manual
February 2017 - Digital Edition
ENGINE INSPECTION AND RECONDITIONING
Lower End Inspection and Reconditioning (Cont.)
Sump Cover
1. Clean and inspect gasket surface for nicks and deep scratches.
2. Remove and discard the crankshaft oil seal.
3. Inspect and measure the lower crankshaft bearing.
-Inspect surface for wear, pitting and scratches
-Measure and compare to specifications.
Sump Cover Crankshaft Hole Diameter
Standard 1.5751-1.5758 in. (40.009-40.025 mm)
Service Limit 1.5778 in. (40.075 mm)
4. Remove and inspect the following, if not previously removed (Figure 24):
- oil screen
- check ball and spring
- rubber oil deector
Figure 24
A. Check Ball System
B. Oil Pre-Screen Assembly
C. Governor Assembly
D. Oil Deector (Rubber)
A
B
C
D