Hyundai HY3100LE User Manual page 15

9.2. Engine Oil replacement
After engine has been run prior to changing the oil will be very hot. Wear
correct PPE minimum of
DO NOT allow any dust, dirt or any other debris enter oil or crankcase.
9.2.1. Place the machine on a level surface
and warm up the engine for several
minutes. Then stop the engine.
9.2.2. Remove the oil filler cap.
9.2.3. Place an oil pan under the engine.
Remove the oil drain plug so that the oil
can be completely drained.
9.2.4. Check the oil drain plug, gasket, oil
filler cap and O-ring. If damaged
replace.
9.2.5. Reinstall the oil drain plug.
9.2.6. Add engine oil to the upper level,
recommended oil 15W 40 oil.
9.3. Air filter
The engine should not be run without the filter element, piston and/or cylinder
wear can occur.
9.3.1. Maintaining the air filter in good condition is very important. Dirt induced through
improperly installed, improperly serviced, or inadequate elements damages and wears
out engines. ALWAYS Keep the element always clean.
9.3.2. Remove air filter cover.
9.3.3. Take out the air filters elements, wash in soapy water rinse in fresh water and
alow to dry it.
9.3.4. Put clean engine oil on to foam air filter element, squeeze out excess oil by hand.
9.3.5. Lastly, put the filter element back into the filter housing and install it securely.
gloves and overalls.
Oil Drain plug
Page 15
Oil Filler cap
Rev 3