Cleaning And Inspection - Komatsu 830E-AC Shop Manual

CLEANING AND INSPECTION

Thoroughly clean all components before inspection.
Check each of the following components, and follow the guidelines for reuse:
• Ball bearings - Replace at time of rebuild.
• Internal snap rings - Must not be damaged or worn. Must be flat and have square edges at outer diameter.
• External snap rings - Must not be damaged or worn. Must be flat and have square edges at inner diameter.
• Seal rings - Replace during rebuild.
• Oil seals - Replace during rebuild.
• Bolts and washers - Reuse unless damaged or worn.
• Retainer/Seal assemblies - Replace if damaged or worn.
• Wear sleeves - Replace during rebuild.
• Sleeve bearings - Inspect color of surface. Refer to Figure 7-14.
1. Check the shaft assembly for wear or damage. Refer to Figure 7-31 for dimensions.
NOTE: Some shafts were manufactured as two-piece assemblies. Do not attempt to separate the shaft assembly.
2. Inspect and clean the pitot tube holes in the shaft. Use a standard reamer (straight flute, 0.3770 in. diameter).
Remove pipe plugs in the shaft for cleaning and reinstall using Loctite® Primer N and #242.
C7-16
FIGURE 7-31. SHAFT ASSEMBLY WEAR DIMENSIONS
Fan Clutch C07001