. OPERATION EXPLANATION OF COMPONENTS HYDRAULIC OIL TEMPERATURE GAUGE NOTICE 3 - 13 If the hydra ulic oil temperature gaug e tends to enter red ran ge (C), check for clogging of the oil cooler This mete r (2) displays the oil temperature in the pump suction ge (B) should be lighted up during normal operations. piping. Green ran ge (B) should be light ed up during normal o If red rang e (C) lights up during o peration,move the fue l control dial to lower e ngine speed to approx . 3/4 of the full speed , reduce the load and r un until the oil temper ature enters green ra nge (B).
If red rang oil temper e (C) lights up while the ature caution lamp flas engine is running or t hes and the alarm bu he hydraulic zzer sounds, stop the m achine, run the engin e at low idling, and w ait for the oil temperatu re to go down to gree (A): White (B): Green (C): Red r FUEL LEVEL GAUGE This mete r (3) shows the amoun t of fuel remaining in t he fuel tank. Green ran ge (B) should be light ed up during normal o perations. If red rang e (A) lights up during operations, add fuel i mmediately. If the fuel l evel remains low, the rotation of the engine will become unstable a nd error displays will b e given on the monit (A): Red r (B):
Green REMARK The dis play is not proportiona l to the amount of fue l remaining. If only the red range (A) ligh ts up, there is less than 40 liters ing. (10.57 US gal) of fuel remain ENGINE PRE-HEATING PILOT LA MP ctric heater is being used in cold of the engine. ed to the ON position, the engine This lamp (4) shows that the ele weather to carry out preheating When the starting switch is turn ed to the ON position controller detects the temperatu re of the water and a utomatically carries ou t preheating if the wate r temperature is low.