STARTING MACHINE AFTER LONG-TERM STORAGE
NOTICE
If the machine has been stored without performing the monthly rust-prevention operation, consult your
Komatsu distributor before using it.
When using the machine after long-term storage, perform the following items before using it.
• Wipe off the grease from the hydraulic cylinder rods.
• Add oil and grease at all lubrication points.
• When the machine is stored for a long period, moisture in the air will mix with the oil. Check the oil before
and after starting the engine. If there is water in the oil, change all the oil.
• Insert the battery disconnect switch key and turn it to ON position.
For the operation method, see “BATTERY DISCONNECT SWITCH (3-118)”.
• If the machine is stored for a long period with the battery disconnect switch OFF or the battery terminal dis-
connected, the clock information and radio tuning information may be lost. In this case, set the information
again. For detail, see “CLOCK ADJUSTMENT (3-84)” and “HANDLING RADIO (3-261)”.
• When starting the engine, warm it up sufficiently according to the procedure in “METHOD FOR ENGINE
WARM-UP OPERATION (3-199)”.
If the machine has been stored for more than 2 months, perform the following procedure.
• Before starting the engine, replace AdBlue/DEF filter and fill up AdBlue/DEF tank according to the proce-
dure in “METHOD FOR REPLACING AdBlue/DEF FILTER (4-90)”.
• Start the engine and check correctly.
If SCR system has any abnormality, warning is displayed on the monitor screen and the audible alert
sounds. If SCR system has any abnormality, stop the engine, and then start it again.
If SCR system still has abnormality after the engine is restarted, contact your Komatsu distributor.
• If AdBlue/DEF is kept in AdBlue/DEF tank for more than 1 year, ask your Komatsu distributor for replace-
ment.
Dispose of drained AdBlue/DEF according to the local regulations and rules.
Aged AdBlue/DEF may have smell of ammonia. Replace AdBlue/DEF in a well-ventilated place and take
care not to inhale its vapor.
PRECAUTIONS FOR LONG-TERM STORAGE OPERATION
3-278
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