404G
SERIES TRACTOR OPERATION MANUAL
29
3.7 Maintenance after running-in
After running-in, metal powders and dust will produce in the lubricant oil in the
transmission system. All lubricating oil and hydraulic oil should be cleaned and
replaced, carry out necessary technical maintenance before put tractor into normal use.
1. After the engine shutdown, drain out the oil in the sump and steering system when
it is still warm.Clean sump, oil filter,diesel filter, air filter and filter net in the
steering oil tank,after replace the core of diesel filter and oil filter,refill new oil as
per specified.
2. Drain out the oil in the transmission system and front axle when it is still warm;
meanwhile refill reasonable light diesel or kerosene. If the engine does not start,
use slow speed drag tractor forward or backward about 3 minutes or lift the front
and rear tires to leave ground. Turn front and rear tires about 3 minutes in two
directions, instantly drain out the cleaning liquid. Meanwhile dismantle inlet oil
filter or lifter to clean, refill new oil to transmission system, lifter and front axle as
per specified after reinstall well.
3. Drain out coolant and after clean cooling system by water.
4. Clean diesel filter and air cleaner.
5. Check front toe-in, clutch, and the free path of brake, adjust it if necessary.
6. Check and fasten all outside bolts, nuts and screws.
7. Check the nozzle and valve clearance.
8. Check the working of electrical system.
9. Refill lubricant grease to each part of the tractor.
Summary of Contents for 404G2 Series
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Page 87: ...404G2 SERIES TRACTOR OPERATION MANUAL 85 Appendix 3 Scheme of the electric system...
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