• | A damaged or rough pump shaft bearing |
• | Casting porosity |
• | Interconnected oil passages |
• | Damaged machined surfaces |
• | Foreign material |
• | Cut seals |
• | Bent connectors or broken wires |
• | Cracked or damaged plastic housings |
• | Foreign material |
• | Wear |
• | Nicks |
• | Scratches |