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Pull the negative-pressure valve to open it. Check that it closes CHECKING COOLING SYSTEM FOR LEAKS Apply pressure to the cooling system with cap tester to check for Testing pressure: 157 kPa (1.57 bar, 1.6 kg/cm 2 , 23 psi) CAUTION: Higher pressure than the specified value may cause damage Checking Fuel Lines Inspect fuel lines and tank for improper attachment and for leaks, Checking and Replacing Fuel Filter and CHECKING FUEL FILTER Check fuel filter for fuel leakage, damage and other abnormal REPLACING FUEL FILTER 1. Disconnect fuel filter sensor connector and drain fuel. SMA871B SMA990A Hose adapter EG17650301 SMA803A Engine Fuel line Fuel tank SMA794C Loosen Drain valve ENGINE MAINTENANCE CD20T Checking Cooling System (Cont’d) MA-43 |