Komatsu PC400LC-5 Operation & Maintenance Manual page 188

5. If the oil is above the H mark, drain the excess engine oil from
drain valve @, and check the oil level again.
I
6. If the oil level is correct, tighten the oil filler cap securely and
0
close the engine hood.
REMARK
When checking the oil level after the engine has been operated,
wait for at least 15 minutes after stopping the engine before checking.
If the machine is at an angle, make it horizontal before checking.
I
AEO97480
24.3.3 CHECK FUEL LEVEL, ADD FUEL
A
WARNING
When adding fuel, never let the fuel overflow. This may cause
a fire. If you spill fuel, thoroughly clean up any spillage.
1.
2.
Use sight gauge on the front face of the fuel tank to check that
the tank is full.
If the fuel level is not within the sight gauge, add fuel through
filler port 0, while watching sight gauge.
Fuel capacity: 550 e (145 US gal, 121 UK gal)
For details of the fuel to use, see "20. USE OF FUEL, COOLANT
AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE".
3. After adding fuel, tighten the cap securely.
REMARK
If breather hole @ on the cap is clogged, the pressure in the tank
will drop and fuel will not flow.
Clean the hole from time to time.
AE097500
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