MMD Equipment 40S-8B1 - Manual (Page 47)

5. Periodic Inspection/Maintenance
5-9
A010184
H000049
5.5.9 Change fuel filter
[Every 500 hours]
② Take out the cartridge by using a filter wrench.
③ After coating fuel on the new cartridge“1”packing“2”,
screw it in. (For part number, see 5.4)
④ When the packing“2”touches the seal face, tighten it by
approximately two-thirds turn using a filter wrench.
⑤ Bleed the air of fuel. (See 4.7.6)
⑥ After installing a fuel filter, check for fuel leakage during
operation.
5.5.10 Clean outside of radiator
[Every 500 hours]
 When the fin tubes“3”of radiator“1”and intercooler
“ 2” are clogged by dust or other foreign materials, the
heat exchange efficiency drops and this will raise coolant
temperature. These tubes and fins should be cleaned
depending on the state of dirt inside the tubes even
before maintenance schedule.
 Do not use high pressure washer for washing to prevent
fin tubes“3”from being damaged.
 When the unit is used, installed near seaside and on
boat board, clean the radiator using fresh water more
times than once a month.
5.5.11 Check for crack and leak on the exhaust flexible pipe
[Every 4 months or every 500 hours]
 Check for any crack and gas leak on the
flexible pipe and exhaust between flexible pipe
between engine exhaust outlet and the flexible
pipe.
 If any leak is found, avoid getting burned by
the exhaust gas.
1
Exhaust flexible pipe
Crack
Gas leak
1
2
A100421