Maintenance
Perform the scheduled maintenance procedures as indicated:
DAILY
■Thoroughly remove dirt and oil from the engine and control area.
■Clean or replace the air cleaner elements as necessary. Check and retighten all fasteners as necessary.
■Check the spring box and bellows for oil leaks. Repair or replace as needed.
EVERY 50 HOURS
■Remove the fuel filter cap and clean the inside of the fuel tank (Figure 11).
MTX70 — MAINTENANCE
EVERY 200 HOURS
■Remove the oil drain plug on foot housing (Figure 13) and drain the oil. Refill with approximately 1.7 pt. (800 cc.) of
OIL FILL PLUG
SIGHT GLASS
OIL DRAIN PLUG
Figure 13. Oil Drain Plug
FUEL FILTER
Figure 11. Fuel Filter
■Remove and clean the spark plug, then adjust the spark gap to 0.024~0.028 inch (0.6~0.7 mm).
EVERY 80 to 100 HOURS
■Remove the air cleaner cover. Loosen and remove the 2 screws that hold the cover to the air cleaner assembly. If the primary element (Figure 12) is dirty, wash it with gasoline or kerosene.Then dip it in engine oil
PRIMARY
ELEMENT
Figure 12. Air Cleaner Primary Element
EVERY2YEARS
■Replace the fuel line every 2 years even if there is no visible damage.
Long Term Storage
■Slide the throttle lever to the STOP position.
■Drain any fuel including in the fuel hose.
■Replace lubrication oil and apply grease to lubrication points.
■Cover the air intake on the air cleaner and the exhaust outlet on the muffler.
■Store unit indoors covered with plastic sheet in moisture free and dust free location out of direct sunlight.
MTX70 — OPERATION AND PARTS MANUAL — REV. #12 (02/22/12) — PAGE 17
