Maintenance and care
60
Fuel system
Caution:
Use only approved fuels, lubricants etc. (see brochure “Fuels, lubricants etc.”).
Otherwise the manufacturer’s warranty will become null and void.
Fuel
If Diesel fuel which contains moisture is used the injection system and the cylinder liners
/ pistons will be damaged. This can be prevented to same extent by filling the tank as
soon as the engine is switched off while the fuel tank is still warm (formation of con-
densation is prevented). Drain moisture from storage tanks regularly. Installation of a
water trap upstream of the fuel filter is also advisable. Do not use any additives to im-
prove flow properties in winter.
Injection pump
Neither the injection pump nor the control unit must be modified in any way. If the lead
seal is damaged the warranty on the engine will become null and avoid.
Faults
We urgently recommend that you have faults in the injection pump rectified only in an au-
thorised specialist workshop.
Cleaning fuel pre-cleaner
Strip the fuel pre-cleaner:
D
Remove filter housing
À
D
Wash out filter housing and gauze filter
in clean Diesel fuel and blow them out
with compressed air
D
Reassemble using new seal
D
Screw on filter housing and tighten it to
10
−
12 Nm
D
Actuate tappet of hand primer until
overflow valve of injection pump is
heard to open
D
Screw in and tighten plunger on hand
pump
D
Start engine
D
Check fuel pre-cleaner for leaks
1
2
Summary of Contents for D 0836 LE 401
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Page 3: ...3 Operating Instructions MAN Marine Diesel Engines ...
Page 4: ...4 ...
Page 9: ...Declaracion 9 ...
Page 17: ...Notes 17 ...
Page 69: ...Notes 69 ...
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