Yanmar 4JH2E Service Manual page 396

Chapter 10 Disassembly and Reassembly
J. Disassembly and Reassembly
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~4JH
Series
3·2.30 Mounting the lube oil pipe
(1) Mount the lube oil pipe (filter-lube oil cooler, lube oil
cooler-filter).
(2) Mount the lube oil pipe (cylinder block-fuel injection
pump).
3·2.31 Mounting the dipstic guide
Mount the dipstick and dipstick guide.
Lube oil dip stick---JI
Lube oil dip stick guide
3·2.32 Mounting the sea water pump
(1) Mount the sea water pump assembly to the gear case
flange.
(2) Lightly tap the gear case side bearing rest with a wood
hammer, and tighten the mounting bolts.
Sea water pump
Gear case flange
3·2.33 Mounting the cooling sea water pipe
Mount the cooling water pipe with the hose clamp (sea
water pump-lube oil cooler).
Printed in Japan
AOA1029·9002
Cooling water {sea water1 pipe
Lube oil cooler
3·2.34 Mounting the heat exchanger
(exhaust manifold, fresh water tank unit).
Mount the gasket packing and exhaust manifold.
Heat exchanger
Gasket packing
Cylinder head
:i·2.35 Mounting the cooling water pipe
(1)
Mount the cooling fresh water pipe with the hose
clamp (fresh water tank - fresh water pump, fresh
water pumir-heat exchanger).
121
Mount the cooling sea water pipe with the hose clamp
(lube oil cooler-heat exchanger).
(3) Mount the cooling sea water pipe with the hose clamp
(lube oil cooler - marine gearbox).
Cooling water (sea waler) pipe
Heat exchanger