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techtalk:ref:engmech04m [2022/01/03 23:39]
hippysmack [Why Oil Pukes Out the Breather or Air Cleaner]
techtalk:ref:engmech04m [2022/01/03 23:43]
hippysmack [Why Oil Pukes Out the Breather or Air Cleaner]
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     * During engine down time.     * During engine down time.
     * During high revs.     * During high revs.
-  - Over filling the oil tank: ((Hopper of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=518948&​highlight=cam+chest+breather)) [[techtalk:​ref:​oil01#​overfilling_the_oil_tank|Click Here]] to read more on overfilling the oil tank. \\+  - Over filling the oil tank: ((Hopper of the XLFORUM http://​xlforum.net/​forums/​showthread.php?​t=518948&​highlight=cam+chest+breather)) ​\\ [[techtalk:​ref:​oil01#​overfilling_the_oil_tank|Click Here]] to read more on overfilling the oil tank. \\ [[techtalk:​ref:​oil20|Click Here]] to read more on Oil Tank Pressure.
     * If the puking starts after you top you're oil tank, this is probably the problem. \\ If you fill the oil tank to the full mark while some oil has wet-sumped down into the engine, you have too much oil in the system. \\ The oil from the sump will be pumped back up to the tank, dribble down the vent tube to the timing cover, from where it is fired out the engine breather. \\ This puking will continue after initial start up until all the excess oil has been fired out, which can take a while.     * If the puking starts after you top you're oil tank, this is probably the problem. \\ If you fill the oil tank to the full mark while some oil has wet-sumped down into the engine, you have too much oil in the system. \\ The oil from the sump will be pumped back up to the tank, dribble down the vent tube to the timing cover, from where it is fired out the engine breather. \\ This puking will continue after initial start up until all the excess oil has been fired out, which can take a while.
     * The cure is to drain a quart or so out of the oil tank, run the engine for five minutes until the puking stops, then top up the oil tank to the full mark.     * The cure is to drain a quart or so out of the oil tank, run the engine for five minutes until the puking stops, then top up the oil tank to the full mark.