Komatsu 4D98 Series - Engine Tuning Standards

12. Service Standards
12.1 Engine Tuning
4TNElO6 (T) 0.44(4.5)-0.54(5.5) 0.06(0.6) or above -
9 Oil pressure switch operating pressure 0.05 (0.5&0.1)
MPa ( kgf/cm2)
10 Thermostat valve opening 4TNE94*98 71-85
temperature “C 4TNE106 (T) 82-95 3-10
11 Thermoswitch actuating temperature “C 107-113
12-l