this article mainly introduces Caterpillar 311F LRR - JFT Crawler Excavator Crankshaft pulley-Removing and installation Crankshaft pulley-Removing and installation Caterpillar 18 Digits Factory Password Calculator One-Time Calculate Service Removing steps begin: A.
Remove the alternator belt. For the correct steps, see Disassembly and
Assembly, "Alternator Generator Belt-Removing and Installation". pay attention to Keep all the parts clean without impurities. Impurities can cause rapid wear and shorten component life.
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1. Use appropriate methods to prevent the crankshaft rotation.
2. Remove the bolts (1) from the crankshaft pulley (2).
3. If provided, remove the crankshaft V -shaped pulley (2).
4. Remove the multi-V-shaped crankshaft belt pulley (3).
Installation steps
pay attention to
Keep all the parts clean without impurities.
Impurities can cause rapid wear and shorten component life.
1. Ensure that all parts are clean and free from wear or damage. If necessary, replace any parts without wear and damage.
2. Install the crankshaft multi-V-shaped belt pulley (3) onto the crankshaft. 3. If equipped, install the crankshaft V-shaped belt pulley (2). 4. Install the bolts (1) to the crankshaft pulley. Tighten the bolts to 45 N·m (33 lb ft) of torque Note: Use appropriate methods to prevent the crankshaft rotation when CAT Caterpillar ET 3 Diagnostic Adapter 317-7485/478-0235 Diagnostic Tool-high quality tightening the bolts. E
nd By : Install the alternator belt. For the correct steps, see
Disassembly and Assembly, "Alternator Generator Belt-Removing and
Installation."