Differences
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techtalk:ref:oil07 [2022/08/21 18:34] hippysmack [Anti-Drainback Valve] |
techtalk:ref:oil07 [2022/08/21 18:35] (current) hippysmack [Anti-Drainback Valve] |
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| The oil check ball / valve is suppose to stop any oil from leaving the filtered side from getting into the motor. \\ | The oil check ball / valve is suppose to stop any oil from leaving the filtered side from getting into the motor. \\ | ||
| The ADV has no relation to wetsumping on a Sportster. Oil drainback from the return side through the pump should be minimal at best. \\ | The ADV has no relation to wetsumping on a Sportster. Oil drainback from the return side through the pump should be minimal at best. \\ | ||
| - | * On 1979-1985 Sportsters, the only thing an ADV will prevent is oil coming back down the return line from the tank to filter (only what's in that portion of hose on shutdown). \\ | + | * On 1979-1985 Sportsters, the only thing an ADV will prevent is oil coming back down the return line from the tank to filter (only what's in that portion of hose on shutdown). \\ So what oil may be stored on shutdown between the filter and the tank isblocked from re-entering the motor back through the pump. \\ (whether a short section of hose or hosing and oil cooler content if applicable) \\ |
| - | So what oil may be stored on shutdown between the filter and the tank isblocked from re-entering the motor back through the pump. \\ | + | |
| - | (whether a short section of hose or hosing and oil cooler content if applicable) \\ | + | |
| This is from a HD Parts and Accessories Bulletin (PAB-398) dated 11-1-1988. Low restriction oil filter (63806-83) has been obsoleted. \\ | This is from a HD Parts and Accessories Bulletin (PAB-398) dated 11-1-1988. Low restriction oil filter (63806-83) has been obsoleted. \\ | ||
