Removing and installing injection lines The injection lines can be removed as follows with- out having to detach the intercooler (engine D 2848 LE 403): Fig. 1 On the injection lines, remove the union nuts at the injection nozzles and at the injection pump. 1 Fig. 2 Take off air filter, oil separator valve and the valve cover for the oil separator valve. Remove bracket for intercooler. 2 Left-hand cylinder bank: Fig. 3 Take off set of lines. 3 Right-hand cylinder bank: Fig. 4 To remove the front union nuts on the injection pump, the pipe clamps must be removed from the set of lines. The injection lines of this cylinder bank cannot be removed as a complete set. 4 32