TM 5-4220-211-12&P
15A430/18A430 DISASSEMBLY/ASSEMBLY
f.
Valve Cover. Remove the valve cover and cover gasket by removing the two acorn nuts on top of the valve
cover with a 13mm socket. If necessary, tap lightly on the side of the valve cover with a soft faced hammer to loosen it.
g. High Pressure Fuel Line. Loosen the high pressure fuel line by holding a 14mm wrench on the delivery
valve holder while loosening the fuel line fitting with a 17mm flare nut wrench. (Figure A-5)
(1) Loosen the fuel line nut at the fuel injector with a standard 17mm open end wrench. Remove the fuel
line. (Figure A-6)
h. Fuel Injector. Using a 10mm socket, remove the tow hex head screws and their lockwashers from the
injector clamp. Lift off the injector clamp and carefully pull out the fuel injector assembly. Note that there is an asbestos
washer between the injector and cylinder head which must also be removed through the injector opening. (Figure A-7)
Figure A-5. High Pressure Fuel Line
Figure A-4. Valve Cover
Figure A-7. Fuel Injector
Figure A-6. Fuel Line Nut
A-6