Truck Maintenance and Lubrication
Truck Maintenance and Lubrication
Truck Maintenance and Lubrication
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Breather Tubes<br />
• What are they?<br />
– Small flexible tubes to ventilate enclosed casings<br />
• Locations<br />
– Top of units<br />
• Differentials<br />
• St<strong>and</strong>ard transmissions<br />
• Engine crankcase<br />
• Pump transmissions<br />
• Purpose<br />
– Prevent pressure build up inside the unit<br />
– Prevent lubricant from escaping / leaking from seals <strong>and</strong> gaskets<br />
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