Komatsu PC400LC-5 Operation & Maintenance Manual page 196

24.5.2 CHECK LEVEL OF BAlTERY ELECTROLYTE
your skin, wash it off with large amounts of water, and
Carry out this check before operating the machine.
1. Open the battery box cover on the right side of the machine.
2. Remove cap 0, and check that the electrolyte is at the specified
level (IO to 12 mm (0.40 to 0.47 in) above the plate). If the
electrolyte level is low, add distilled water to the specified level.
If the battery electrolyte is spilled, have dilute sulphuric acid added.
3. Clean the air hole in the battery cap, then tighten the cap
securely.
When adding distilled water in cold weather, add it before
starting operations in the morning to prevent the electrolyte from
freezing.
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AE098720
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