MAINTENANCE
CHECKING/CLEANING AIR FILTER
See Figures 12 - 13.
For proper performance and long life, keep air filter clean.
nLoosen the screw at the top of the engine cover. Remove cover and set aside.
nLoosen the screw in the center of the air filter cover. Remove air filter cover and set aside.
nRemove both the large and the small air filter.
nWash the air filters with warm, soapy water. Rinse and squeeze to dry.
nReinstall the air filters.
NOTE: Make sure the filters are seated properly inside the generator. Installing the filters incorrectly will allow dirt to enter the engine, causing rapid engine wear.
nInstall the air filter cover. Tighten screw to secure.
nInstall the engine cover. Tighten screw to secure.
CHANGING ENGINE LUBRICANT
See Figure 14.
For best performance, engine lubricant should be changed after every 100 hours or 6 months of operation.
nLoosen the screw at the top of the engine cover. Remove cover and set aside.
nRemove the oil fill cap/dipstick.
nTilt the generator to the side and allow lubricant to drain from the oil fill hole into an approved container.
NOTE: Drain the lubricant while the engine is still warm but not hot. Warm lubricant will drain quickly and more completely.
nReturn the generator to an upright position and refill with lubricant following the instructions in the Checking/ Adding Lubricant section previously in this manual.
nReplace and secure the oil cap/dipstick.
Reinstall the engine cover. Replace the screw and tighten securely.
NOTE: Used lubricant should be disposed of at an approved disposal site. See your local retailer for more information.
SPARK PLUG REPLACEMENT
See Figure 15.
The spark plug must be properly gapped and free of deposits in order to ensure proper engine operation. To check:
nRemove the spark plug cover.
nRemove the spark plug cap.
nClean any dirt from around base of spark plug.
nRemove spark plug using spark plug wrench.
nInspect spark plug for damage, and clean with a wire brush before reinstalling. If insulator is cracked or chipped, spark plug should be replaced.
NOTE: If replacing, use the following recommended spark plug or equivalent: NHSP LD A7RTC.
nMeasure plug gap. The correct gap is 0.024−0.028 in.
nSeat spark plug in position; thread in by hand to prevent
nTighten with wrench to compress washer. If spark plug is new, use 1/2 turn to compress washer appropriate amount. If reusing old spark plug, use 1/8 to 1/4 turn for proper washer compression.
NOTE: An improperly tightened spark plug will become very hot and could damage the engine.
CAUTION:
Be careful not to
DRAINING FUEL TANK/CARBURETOR
See Figures 16 - 17.
To help prevent gum deposits in the fuel system, drain the fuel from the tank and carburetor before storing.
Draining The Fuel Tank:
CAUTION:
Remove all lubricant from the unit before draining the fuel tank. Failure to do so could cause damage to the unit.
nRemove the fuel cap.
nTilt the generator and allow fuel to drain from the fuel tank into an approved container.
nWhen the fuel has drained from the tank, replace the fuel cap.
Draining The Carburetor:
nPut the on/off switch in the ON ( I ) position.
nLoosen the screw at the top of the engine cover. Remove cover and set aside.
nPosition a suitable container under the carburetor drain screw to catch fuel; loosen the screw.
nAllow fuel to drain completely into container.
nRetighten drain screw securely.
nPut the on/off switch in the OFF ( O ) position.
NOTE: Consult hazardous waste management guidelines in your area for the proper way to dispose of used fuel.
TRANSPORTING
nPut the on/off switch in the OFF ( O ) position.
nClose the vent on the fuel cap.
nMake sure engine and exhaust of unit is cool.
nKeep unit level to prevent fuel spillage.
nDo not drop or strike unit or place under heavy objects.
15 — English
