Operation & Maintenance Manual──LG946L Wheel Loader
65
and brake drum. Once they are overheating, find the reason and repair it.
z Check the fastening conditions of the bolts and nuts.
Do the following maintenance after 10 hours of run-in time on the new loader:
z Check the fastening status of bolts and nuts of all parts, but especially the bolts of diesel
engine cylinder cover, vent-pipe bolts, front and rear frame bolts, rim bolts, transmission
axle bolts and connection bolts.
z Clean the raw and essential engine oil filter and fuel filter.
z Check the tension status of the belts of fan, electrical machine and air condition compressor
z Check the capacity of the storage battery electrolyte and its reserves, and fasten the connect
poles.
z Check the oil level of the gearbox. Please refer to 3.6.3 Adding Oil to Gearbox, page 87, in
this chapter.
z Check the seal of the hydraulic system and braking system.
z Check the connection and sensitivity of all control levers.
z Check the temperature and the connections of the circuit system, the power supply of
electrical machine, gauge, light and lamps and turning signals.
z Open the air storage tank to drain water.
The following maintenance should be done after the run-in period of new machine:
z Clean the filter at the bottom of the gearbox and the oil filter cartridge of the torque
converter.
z Clean the oil returning filter cartridge of the hydraulic oil tank.
z Change the engine oil. Please refer to 3.6.1 Fuel Supplying of Engine, page 83, in this
chapter.
3 OPERATION AND USE OF LOADER
3.1 Notices for Usage
z The diesel must be cleaned and deposited more than 72 hours before it is to be used. The
trademark should suit the rules.
z Transmission oil for the gearbox, torque converter, and the hydraulic oil for hydraulic
system must be clean.
z The loader must be maintained and lubricated periodically.
z Drive the loader until the brake pressure reaches 0.4MPa after the engine starts.
z Put some hot water or vapor in front of the engine for preheating it. Preheat the engine
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