2007-2008 Yamaha YFM700 Grizzly Factory Service Manual, Page 112Get this manual
CHANGING THE ENGINE OIL CLEANING THE AIR FILTER ELEMENT 15.Check: engine oil pressure
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aSlightly loosen the oil gallery bolt 1bStart the engine and keep it idling until engine oil starts to seep from the oil gallery boltIf no engine oil comes out after one minute, turn the engine off so that it will not seizecCheck the engine oil passages, the oil filter cartridge and the oil pump for damage or leakageRefer to "CRANKSHAFT AND OIL PUMP" in chapter 4dStart the engine after solving the problem(s) and check the engine oil pressure againeTighten the oil gallery bolt to specificationOil gallery bolt 10 Nm (1.0 kg, 7.2 ft lb)