Yanmar 3TNV88F, Руководство по обслуживанию

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COOLING SYSTEM
8-10
3TNV88F Service Manual
Engine Coolant Pump
Reassembly of Engine Coolant Pump
1. Reinstall the thermostat (Figure 8-12, (1)) and
a new O-ring.
Figure 8-12
2. Reinstall the thermostat cover
(Figure 8-12, (2)) and a new gasket. Tighten
the thermostat cover bolts.
3. Reinstall the temperature switch
(Figure 8-12, (3)) and a new gasket
(Figure 8-12, (4)) .
Installation of Engine Coolant Pump
1. Position the engine coolant pump on the engine
and install a new gasket. Install a new special
O-ring
(Figure 8-12, (5)) on assembly between
the engine coolant pump and the joint.
NOTICE
Use a new special O-ring between the engine
coolant pump and the joint. Be sure to use the
special O-ring. Although the O-ring dimensions
are the same as a commercially available O-ring,
the material is different.
2. Reinstall the engine coolant pump bolts.
Tighten the bolts.
3. Inspect and reinstall the coolant hoses and the
temperature switch lead wire.
4. Reinstall the engine coolant pump V-pulley
(Figure 8-13, (1)) , spacer (Figure 8-13, (2))
engine coolant fan (Figure 8-13, (3)) and
engine coolant fan guard (if equipped).
Figure 8-13
5. Inspect the condition of the V-belt. There must
be clearance (Figure 8-14, (1)) between the
V-belt and the bottom of the pulley groove. If
there is no clearance
(Figure 8-14, (2))
between the V-belt and the bottom of the pulley
groove, replace the V-belt.
2
1
K0001623AX
3
4
5
1
2 3
K0000163C
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