. OPERATION MACHINE OPERATIONS AND CONTROLS Check Water Separator If red ring (1) of the water separator is at the bottom of case (2), there is no water. "DRAIN WATER AND SEDIMENT FROM FUEL TANK (PAGE 4-27)". Check Electric Wiring WARNING immediately when the horn please contact your Komatsu 3 - 47 If t he ring (1) is floating, there i s water up to the bottom of the ring, so . Open the engine rear cover Section "COOLING COVE . Set handle (3) to CLOSED and cooling cover. For details, see R (PAGE 3-29)". position (A). . Loosen drain plug (4), dra ring (1) reaches the bottom . Set handle (3) to OPEN po in the accumulated water until red , then tighten plug (4). sition (B). .
Drain any water or sedimen t from the fuel tank. For details, see If the fuses frequently blow or if t here are traces of short circuits on the el ectrical wiring, locate the ca use immediately and carry out repairs, or contact your Ko matsu distributor for repairs. Keep the top surface of the batt ery clean and check the breather hole in the battery cap. If it is clogg ed with dirt or dust, wash the battery cap to clean the bre ather hole.
Check that there is no damage to the fuse, that a fuse of the specifi ed capacity is being used, that there are no signs of any disconnection, breakage , or short circuit in the electric wirin g, check for any loose ter minals, and tighten any loose terminals that are found. the wiring for the battery, starting motor, and alternator. aterial is accumulated around the battery, remove it. s, contact your Komatsu distributor. Be particularly careful to check the wiring for the battery, starting motor, In addition, if any flammable m aterial is accumulated around the b attery, Fo r troubleshooting and repair s, contact your Komatsu distributor. Check Function of Horn 1 2 .
Turn the starting switch to . Confirm that the horn so button is pressed. If the horn does not sou distributor for repair.