SsangYong Korando II (1996-2006 year). Manual — part 195
OM600 ENGINE CONTROLS 1F3 -- 21
DAEWOO MY_2000
INJECTION NOZZLE TEST
Preceding Work : Removal of fuel injection nozzle
1 Fuel Injection Nozzle
New : 115--125 bar
. . . .
Used : min. 100bar
A Closed Spray = good
B Stringy Spray = poor
2 Tester
3 Valve
1F3 -- 22 OM600 ENGINE CONTROLS
DAEWOO MY_2000
Tools Required
000 589 14 27 00 Tester
Notice
When testing the injection nozzle, do not place your
hand into the spray of a nozzle. The spray will penetrate
deep into the skin and destroy the tissue.
1. Connect the fuel injection nozzle to the tester (2).
Tester 000 589 14 27 00
2. Close the valve (3) and pump 5 times strongly.
3. Chatter test :
Slowly operate the hand lever at tester (approx. 1
stroke per second). The nozzlemust spray with a
gentle chattering.
4. Spray pattern test :
Operate the hand lever at tester rapidly (approx.
2~3 strokes per second).
D
Good
The spray pattern shows closed and well atom-
ized.
D
Poor
The spray pattern shows split, too wide and
stringy.
(Repair the fuel injection nozzle)
OM600 ENGINE CONTROLS 1F3 -- 23
DAEWOO MY_2000
5. Opening pressure test :
Open the valve (3) and slowly operate the hand le-
ver at tester (approx. 1 stroke / second) and mea-
sure opening pressure.
New Nozzle
115 -- 125bar
Used Nozzle
Min. 100bar
Difference Between Nozzles
Max. 5bar
Notice
If out of standard, repair the injection nozzle.
6. Leak test
Slowly operate the hand lever at the tester until get a
pressure of approx. 90bar. Maintain this pressure
for more than 20 seconds and within this period no
drop of fuel should build up at the nozzle tip.
1F3 -- 24 OM600 ENGINE CONTROLS
DAEWOO MY_2000
INJECTION NOZZLES
1 Fuel Injection Nozzle
35--40N∙m(26--30 lb-ft)
.
2 Fuel Return Hose
3 Plug
4 Nozzle Washer
Replace
. . . . . . . . . . . . . . . . . . .
5 Fuel Injection Pipe
18N∙m (13 lb-ft)
. . . . . . . . . .
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