Yanmar 4JH4E - Page 167

4. Disassembly and reassembly
147
1) Remove the seawater pipe (seawater pump -
heat exchanger).
2) Remove the fresh water pipe (fresh water
pump - heat exchanger, exhaust manifold -
fresh water pump).
3) Remove the fresh water pipe (cylinder block -
lube oil cooler, lube oil cooler - fresh water
pump).
(12) Removing the heat exchanger (exhaust
manifold, fresh water tank unit)
Remove the heat exchanger and gasket
packing.
(13) Removing the seawater pump
Remove the seawater pump from the gear
case.
(14) Removing the lube oil filter and lube oil
cooler
1) Remove the fresh water pipe (cylinder block -
lube oil cooler, lube oil cooler outlet)
2) Remove the lube oil filter from the lube oil
cooler.
3) Remove the lube oil cooler nut and lube oil
cooler. Loosen the bolts for the filter bracket
and remove the filter bracket.
4) Remove the lube oil dipstick and guide.
Cylinder block
Fresh water
To fresh
water pump
Clamp
Lube oil cooler
Lube oil cooler nut
Lube oil filter
Joint
Clamp
Filter bracket
Gasket
Drain cock
Bolt
Clamp
010388-00E