. MAINTENANCE MAINTENANCE PROCEDURE battery, or there is no display of the UPPER fail. 4 - 57 When it is Impossible to Check Electrolyte Level from Side of Battery If it is impossible to check the electrolyte leve l from the s follows. he LEVEL line on the s ide of the battery , check a Open battery in spection cover (1) and remo ve a sheet installed above the batte Remove cap (2 ) at the top of the battery, lo ok though t he water filler port, and c heck the electrol yte surfac e.
If the el ectrolyte does not reach the sleeve, add d istilled wa ter so that the leve reaches the bot tom of the sleeve (UPPER LEVEL line ) without Us e the diagram be low for reference , and che ck if the el ectrolyte reaches the botto m of the slee After adding dis tilled water, tight en cap (2) REMARK If distilled water is added to above the bottom of the sleeve, use a syringe to lower the level to the bottom of the If d sleeve. Neutralize t he removed fluid with bakin g soda (so dium bicarbonate), then flu sh it away wi th a large amount of water or consult your Komatsu dis tributor or battery m aker.
When it is Possible to Use Indicator to Check Electrolyte L If it is possible to us e and indicator t o check th e electroly te level, follow the instructi