FUEL SYSTEM
7-42
TNV DI Service Manual
Fuel Injectors
Installation of the Fuel Injectors
2-Valve Cylinder Head
1. Reinsert a new nozzle seat (Figure 7-59, (4))
and nozzle protector (Figure 7-59, (3)) in the
cylinder head for each injector.
2. Reinstall a O-ring on to each injector body.
3. Reinsert each fuel injector into the cylinder
head.
4. Reinstall the fuel injector retainers
(Figure 7-59, (2)) and torque the retaining bolts
to specification.
5. Reinstall the fuel return hoses
(Figure 7-59, (1)), one on each side of each
injector.
6. Reinstall the fuel high-pressure fuel line
assembly and tighten the nuts using a “line” or
“flare nut” wrench.
Figure 7-59
7. Prime the fuel system. See Priming the Fuel
8. Operate the engine and check for fuel and
coolant leaks.
4-Valve Cylinder Head
1. Reinsert a new nozzle seat (Figure 7-60, (6))
and nozzle protector (Figure 7-60, (5)) in the
cylinder head for each injector.
2. Reinstall a O-ring on to each injector body.
3. Reinsert each fuel injector (Figure 7-60, (4))
into the cylinder head.
4. Reinstall the fuel injector retainers
(Figure 7-60, (3)) and torque the retaining bolts
(Figure 7-60, (2)) to specification.
5. Reinstall the fuel injector return line assembly
using new gaskets on each side of the injector
line screws.
6. Reinstall the fuel high-pressure fuel lines to
each injector and tighten the nuts using a “line”
or “flare nut” wrench.
Figure 7-60
7. Prime the fuel system. See Priming the Fuel
8. Operate the engine and check for fuel and
coolant leaks.
0002092A
(1)
(2)
(3)
(4)
(1)
(2)
(3)
(4)
(5)
(6)
TNV_DI_SM_A4.book 42 ページ 2007年12月6日 木曜日 午前9時23分
Содержание 3TNV82A-B
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Страница 286: ...COOLING SYSTEM 8 2 TNV DI Service Manual This Page Intentionally Left Blank TNV_DI_SM_A4 book 2...
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Страница 383: ...ELECTRONIC CONTROL SYSTEM TNV DI Service Manual 13 7 Electronic control harness connections TNV_DI_SM_A4 book 7...
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