Yanmar BY Series Service Manual page 150

FUEL SYSTEM
4. Remove special tool OEM No. 13 5 192 from
timing case cover (Figure 6-32).
Figure 6-32
Figure 6-32
5. Remove special tool OEM No. 13 5 191 and
install nut (Figure 6-33, (1)). Tighten nut to
65 N·m (48 ft-lb).
Figure 6-33
Figure 6-33
6-18
6. Install new O-ring on plug (Figure 6-34, (1)).
Apply a light coat of oil to O-ring and install
plug. Tighten to:
• M30 x 1.0: 70 N·m (52 ft-lb)
• M40 x 1.5: 30 N·m (22 ft-lb)
Figure 6-34
R13 0673A
7. NOTICE: Start both union nuts on
high-pressure line before tightening either one.
Install high-pressure line and tighten union nuts
(Figure 6-35, (4)) using special tool OEM No.
13 5 020 to 23 N·m (204 in.-lb). See Remove
and Install High-Pressure Fuel Lines on
page 6-14.
Figure 6-35
8. Connect fuel return line and banjo bolt
(Figure 6-35, (3)) with new seal washers.
9. Connect fuel supply line (Figure 6-35, (2)).
© 2009 Yanmar Marine International
Figure 6-34
( 4 )
( 1 )
Figure 6-35
BY Service Manual
Repair
( 2 )
( 3 )
0003687