Yanmar 6LY3 series Service Manual page 158

FUEL SYSTEM
7. Remove the damper shaft (Figure 6-13, (2)).
Figure 6-13
Figure 6-13
1 – Fuel Injection Pump Gear
2 – Damper Shaft
8. Remove the fuel injection pump gear
(Figure 6-13, (1)) from electro-hydraulic timer.
9. Loosen (do not remove) the M8 x 25 (10T) bolts
(Figure 6-14, (1)) for the timer housing (fuel
injection pump) from the drive shaft housing.
Figure 6-14
Figure 6-14
1 – M8 x 25 (10T) Bolts
6-16
(1)
(2)
0005676
(1)
0005677
© 2007 Yanmar Marine International
Fuel Injection Pump / Governor / Timer
10. Remove the bolts for the governor bracket
(Figure 6-15, (6)).
Figure 6-15
(1)
(6)
Figure 6-15
1 – Pump Bracket "B"
2 – Pump Bracket "A"
3 – Drive Shaft Housing
4 – Electromagnetic Valve
5 – Pump Bottom Bracket
6 – Governor Bracket
11. Remove the bolts for pump bracket "B"
(Figure 6-15, (1)).
12. Remove the bolts for pump bottom bracket
(Figure 6-15, (5)).
13. Remove the bolts for the timer housing and
remove the fuel injection pump assembly from
the drive shaft housing (Figure 6-15, (3)).
NOTICE: Use caution to avoid damaging the
electromagnetic valve when removing the fuel
injection pump. Keep the timer piston covered
to prevent dirt from settling on piston.
6LY3 Service Manual
(2)
(3)
(4)
(5)
0005678