Yanmar 3TNV82A-B, Service Manual

Page: 276 / 394

FUEL SYSTEM
7-36
TNV DI Service Manual
Fuel Injectors
Figure 7-49
6. Remove the fuel injector.
Note: The fuel injectors can usually be
removed by manually pulling them out of
the fuel injector wells. If the fuel injectors
cannot be manually removed, use the
fuel injector removal tool, Yanmar Part
No. 129470-92305, and a slide-hammer
puller (Figure 7-50).
• Attach a slide-hammer puller to the fuel injector
removal tool using a 3/8-16 puller rod.
Figure 7-50
• Tap the fuel injector out of the cylinder head
using the slide hammer.
7. Remove the injector nozzle protector
(Figure 7-49, (3)) and seat (Figure 7-49, (4))
from the cylinder head.
8. Repeat the steps to remove the remaining fuel
injectors.
4-Valve Cylinder Head
1. Close any fuel valves in the fuel supply line.
2. Remove the valve cover. See Removal of Valve
Cover on page 6-37.
3. Remove the injector return line
(Figure 7-51, (1)). Be careful not to bend the
line.
4. Remove the fuel injector mounting clamp bolts
(Figure 7-51, (2)). Lift the injector mounting
clamps (Figure 7-51, (3)) away from injector.
5. Remove the fuel injector (Figure 7-51, (4)) from
the cylinder head.
0002092A
(1)
(2)
(3)
(4)
0000815
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