. OPERATION OPERATION CHECK ELECTRIC WIRING WARNING CAUTION 3 - 78 There is danger of sh ort circuits in the electric wiring or connectors o Clean all the electric wiring connectors and tighten the connections o During the daily ch ecks before starting, check that there are no connectors or wiring clamps. Repair or replace any damaged wiring Wipe all the dirt off the top surface of the battery with a damp cloth. If a dry cloth is used, it will generate stat ic electricity . This will ignite the flamma ble gas generated when the battery is charged any loose If the fuse blows, it is a warning that some problem is starting to occu r in the equipment.
A short circuit in th e electrical wiring shows that there is a problem in the covering of the wiring. If a fuse blows or there are traces of a short cir cuit in the e lectric wiring, check for the c ause immediately and ask your Komatsu distri butor to carry out repairs. If short circ uits in the e lectric wiring are left as they are and not repaired, there is danger that the e lectrical equipment will be damaged a nd it may be come impossible to operate the machine. If the battery breather hole becomes clogged, the pressure inside the battery case will increase because of the hydroge n gas and oxygen gas gener ated during the charging operation.
This will br eak the battery case or lid, and the batt ery electroly te will leak. There is danger that this battery electrolyte will damage other e quipment and that the machine will b e unable to move. Wash with water to re move the dirt clogging the battery breather hol e. 1. Check if any fuse is blown. Check also if any fuse other tha n a fuse of the specified capacity is being us ed. If the fuse is blown, replace it with a new fuse. If the fuse is of the wrong capacity, replace it with a fuse of the . s no disconnection in the electric wiring, no signs of short circuits, and no damage to the wiring. If any problem is found, ask your Komatsu distributor to carry out repairs.
specified capacity 2. Check that there i installation of the wiring. If any problem is found, ask your K omatsu distributor to carry out rep 3. Check that there a re no loose terminals on the battery, startin g motor, or alternator. Tighten any loose terminals. 4. Check that there i s no flammable material around the batter y. If any flammable material is fou nd, remov e it. 5. Check the breathe r hole in the battery cap. If it is clogged wit h mud or any other material, wash the batter y cap with water to clea n out the material clogging it. t use a dry cloth. 6. Wipe the top surfa ce of the battery with a damp cloth. Do no