Aii Venting; F U E L I N J E C T I O N N O Z Z L E; A I R V E N T I N - Yanmar YSE8 Service Manual

0. 1 mm approximately
0 . 2 m m
0 . 3 m m
0 . 5 m m
Normal spray angle
t K g / c f i -
14 kg/cm2
21kg/crrl2
35 kg/cm2
21
Abnormal spray fon!
Check tle iniection pressure and
clean or retrew nozzle valve.
8.1.3
AiI ventang
The tuel injection system includes the fuel talk, the fuel injection pump, the fuel
injection pipe and the fuel injection nozzle.
Air contained in this fuel iniection system prevents fuel injection.
In case of Juel failure and \phen the fuel injection pump is disassembled, air ente!€
the fuel injection system.
Purge the system of air.
Air Venting Procedure
ril
*
1) . Place the fuel cock in
the open position.,
r+
;*q
*-=-i----.