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M11 Plus Series Engines Operation and Maintenance Manual – 008-036   Fan Hub, Belt Driven

Table of Contents

Maintenance Check

Maintenance Check

 TOC

Measure the drive pulley flange end clearance at the correct maintenance interval in Section 2.

Remove the fan drive belt. Refer to Procedure 008-002 (Drive Belt, Cooling Fan) in Section A.

Inspect the fan hub for:

  • Freedom of rotation
  • Cracks
  • Grease seal leakage.

SMALL | MEDIUM | LARGE


Measure the fan hub end clearance.

Fan Hub End Clearance
mm in
0.08 MIN 0.003
0.41 MAX 0.016

Replace or rebuild the fan hub if the end clearance is not within specifications. Refer to Procedure 008-036 (Fan Hub, Belt Driven) in Section A for removal of fan hub.

SMALL | MEDIUM | LARGE
Last Modified:  06-Dec-2004
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