| 摘要 |
A cylinder head (23) for a diesel engine of the type having a head for each combustion chamber and comprising a bore (24) for mounting a fuel injector (15) therein, a first passageway (56) for feeding fuel to a first compartment (54) formed between the injector and a first portion of the bore (24), and a draining passageway (62) extending from a draining compartment (55) formed between the injector and a second portion of the bore (24) to a port (60) open to atmosphere. This draining passageway (62) provides a fuel drain whereby the omission or damage of an injector seal (53) is evidenced as fuel expelled through the drain port (60). |
