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5.2.3

Inspection

Every 250 Hrs. or 1 yr.

(1) Replacing the Fuel

Filter

1) 4LHA-HTP/-HTZP

©Close the fuel cock of the fuel tank.

©Drain the fuel from the fuel drain cock at the

bottom of fuel

filter.

See.

5.2.2(3)

©Remove the connectors of the wiring and

remove the alarm switch using spanner.

©Remove the fuel

filter

using

filter

wrench.

©Tighten the new fuel

filter.

(Clean the fuel

filter

mounting surface).

Part

No. of the

fuel

filter

121857

55710

• Install the alarm switch to the new fuel

filter.

• Apply fuel to the gasket of the new fuel

filter.

• Lightly screw in the fuel

filter

in position and tighten it until the gasket comes into contact

with

the seat.

• Manually tighten the

filter

by a 3/4 turn,

[tightening torque: 14.7-19.6 N-m(1.5-2.0

kgf-m)]

• Connect the alarm switch wiring.

©Fill fuel to the fuel

filter,

(see 3.2.2)

• If you spill fuel, wipe such spillage carefully.

• Start the engine to check for fuel leakage.

2) 4LHA-DTP/-DTZP/-STP/-STZP

Replace

the fuel

filter

element periodically before

there is clogging and the fuel flow is reduced.

©Ciose the fuei cock of the fuei tank.

©Remove the drain plug and discharge the fuel

oil in the fuel

fiiter.

(put a pan under the drain

to catch the fuel)

filter,

remove the

lower

case,

and replace the element.

Part

No. of the fuel

filter

element : 41650-

550800

filter

(See 3.2.2)

• If you spill fuel, wipe such spillage carefully.

• Start the engine to check for fuel leakage.

Fuel

filter

^^Qh-Center

bolt

Element

Rubber

packing

Center

bolt

-48-

Brand	Yanmar
Model	4LHA-HTP
Category	Engine
Language	English

Yanmar 4LHA-HTP User Manual

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Yanmar 4LHA-HTP Specifications

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