Yanmar 6LY3 series - Installing the Coolant Pump; Installing the Drive Shaft Housing Cover; Installing the Crankshaft V-Pulley and Damper

ENGINE
Assembling the Engine and Components
12/05
6LY3 Service Manual
5-67
© 2007 Yanmar Marine International
Installing the Coolant Pump
1. Apply the correct sealant (See Sealants,
Adhesives, Lubricants and Cleaners on
page 5-16) to both sides of the gasket
(Figure 5-110, (10)).
Figure 5-110
Figure 5-110
1 – Thermostat
2–O-Ring
3–Cover
4 – Cylinder Head
5 – Flow from Cylinder Head
6 – Flow from Coolant Tank
7 – Coolant Pump
8–Flange
9–O-Ring
10 – Gasket
2. Fit the coolant pump (Figure 5-110, (7)) to the
mating surface of cylinder head
(Figure 5-110, (4)).
3. Install the O-ring (Figure 5-110, (2)) on the
coolant passage cover.
4. Install and tighten the bolts to the specified
torque value.
Installing the Drive Shaft Housing
Cover
1. Apply the correct sealant to the mating surface
of the drive shaft housing.
2. Use the pilot pins to position the cover.
3. Secure the cover with nine M8 x 45 mm
(washer-based) bolts (Figure 5-111, (1)) and
five M8 x 80 mm (washer-based) bolts
(Figure 5-111, (2)).
Figure 5-1 11
Figure 5-111
1–M8 x 45 mm
2–M8 x 80 mm
Installing the Crankshaft V-Pulley
and Damper
1. Position the V-pulley (Figure 5-112, (2)) on the
crankshaft. Install the M16 bolts and tighten the
bolts to the specified value. NOTICE: Keep the
groove of the V-pulley clean.
0005811
(1)
(2)
(3)
(4)
(5)
(6)
(10)
(9)
(8)
(7)
Crank Pulley Bolt (M16) Torque
226 ± 10 N·m
(23 ± 1 kgf·m)
(166.6 ± 7.3 lb-ft)
0005812
(1)
(2)
(1)
(1)