D1146/D1146TI/DE08TIS MAINTENANCE MANUAL z Check if the idle operation and speed regulating lever's sealing is removed. z The adjustment and testing of fuel injection pump should necessarily be done at the test bench. 2.1.12. Battery z Inspect for any leakage of electrolytic solution owing to battery crack, and replace the battery in case of poor condition. z Inspect for amount of electrolytic solution, and replenish if insufficient. z Measure the gravity of electrolytic solution, if less than specified value (1.12 1.28), replenish. 2.1.13.
Air removal of fuel system The suction room of fuel injection pump has the function of air removal continuously during the operation through a relief valve. In case that the suction room lacks fuel at all, for instance, in case of new installation of injection pump, after loosening the air removing screws of cartridge filter respectively, remove the air by operating the manual pump of fuel supply pump until bubble will disappear. 2.1.14. Fuel supply pump Every time of engine oil replacement, the fuel strainer installed at the fuel supply pump should be removed and cleaned. 2.1.15. Turbocharger The turbocharger needs not arty special equipment.
Every time of engine replacement, a leakage or clogging of oil pipes should be inspected. Air cleaner should be maintained carefully for nut or foreign material not to get in. Periodic inspection should be applied on the compressed air and exhaust gas 20 Printed in Jan. 2001 PS-MMA0415-E1A