User Manual

42
Maintenance
Engine - Gas
DO NOT service this unit while it is running. The
high-speed mechanical parts as well as high
temperature components may result in severe
injury, severed limbs, or fatality.
NOTE: Use the hour meter as a guide for
coordinating the maintenance schedule.
(Refer to engine manufacturer's manual for specific
maintenance instructions)
1. Check the engine oil level daily. Make certain that
proper oil level is maintained. NEVER overfill.
2. Change the break-in oil and filter after the first 25
hours of operation. Thereafter, change oil and filter
every 100 hours of operation. USE ONLY ENGINE
MANUFACTURER'S BRAND OIL FILTERS.
USING ANY OTHER TYPE OIL FILTER WILL
VOID YOUR ENGINE WARRANTY.
Oil Recommendation. Use high-quality detergent oil
of at least API (American Petroleum Institute) service
class SF or SG. The recommended SAE viscosity
grade for summer is 10W-30, and 10W-30 winter.
Oil Recommendation. See "ENGINE OIL REQUIRE-
MENTS" in Operations section.
NOTE: Using less than service class SF or SG oil or
extending oil change intervals longer than
recommended can cause engine damage.
Engine oil capacity is approximately .74 gallons
(2.8Liters)
3. Re-torque the manifold and exhaust tube nuts,
cylinder head bolts, and carburetor attaching nuts
after the first 200 hours of use.
4. Check the spark plugs every 200 hours. Clean if
necessary. Replace the spark plugs every 1000
hours.
NOTE: Never sandblast spark plugs. Spark plugs
should be cleaned by scraping or wire brushing.
5. Clean the air cleaner element every 200 hours.
Replace the element annually.
6. Check the engine idle RPM every 200 hours and
adjust, if necessary. NEVER adjust engine RPM
without a tachometer. Refer to Kubota Engine
Operation and Service Manual.
7. Check the coolant level in the radiator overflow
container daily. If no coolant is seen, remove the
cap and add coolant. Change the coolant with a
50/50 coolant to water ratio yearly.
NOTE: For additional engine service information,
obtain an engine manufacturer's repair manual from
any authorized Service Center. If service or repair is
required, contact an authorized Service Center. You
will need to provide the serial number of the engine.
86341750 APEX GTX