SUNWARD SWE50B, Operation & Maintenance Manual

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Pay attention not to over fasten.
Replace engine oil
4) Fill with oil through oil fill cap and check oil fill volume
until specific scale position on dipstick is reached.
5) Cap oil filling port.
6) Start engine; run it unloaded at low speed for 5 minutes.
7) Check engine oil pressure indicator (red) on monitor to
make sure it goes off. If it’s still on, stop engine
immediately and identify the cause.
8) Check drain valve for any leakage.
9) Check dipstick for oil level.
5.5.2.2 Drain Water and Deposit in Water Separator
1) Water separator is located in right side of engine.
2) Loosen drain valve located under water separator to drain
water and deposit. Fasten drain valve the moment clean
diesel oil is discharged.
3)
Note: With water drained, it’s necessary to bleed air from
fuel system.
5.5.2.3 Change Fuel Filter
Note

To be safe and environmental friendly, use container to
collect waste oil, do not drain the oil to ground, ditch,
river, pond or lake. Dispose of waste oil properly.

After work, engine temperature is still high. After
replacing the oil filter, wait for the engine to cools down.

Keep flame or spark away from fuel.
1) Place a container under filter to collect fuel.
2) Use filter wrench to rotate cartridge counter-clockwise to
remove it.
3) Clean filter holder, fill new filter with clean fuel, apply a