Komatsu PC700LC-11, Operation & Maintenance Manual

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• 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.
• If the machine is stored for a long period with the battery disconnect switch at OFF position or the battery
terminal disconnected, the clock information and radio tuning information may be lost. In this case, set the
clock and radio again by referring to “CLOCK ADJUSTMENT” and “HANDLE RADIO”.
• When starting the engine, perform the engine warm-up operation thoroughly.
If the machine has been stored for more than 2 months, do as follows.
• Before starting the engine, replace the DEF filter and fill up the DEF tank according to the procedure in
“METHOD FOR REPLACING DEF FILTER”.
• 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 DEF is kept in DEF tank for more than 1 year, ask your Komatsu distributor for replacement.
Dispose of the drained DEF according to the local regulations and rules.
Aged DEF may have smell of ammonia. Replace the DEF in a well-ventilated place and take care not to
inhale its vapor.
OPERATION PRECAUTIONS FOR LONG-TERM STORAGE
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