Komatsu — INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS)

. MAINTENANCE MAINTENANCE PROCEDURE -30 -22 5.3 1.40 5.2 1.37 50 WARNING release the pressure. 4. Following this, push radiator cap (1), turn it until it contacts the stopper, then remove it. 4 - 22 Whe n decidin g the ratio of anti freeze to water, chec k the lowest temperature in the past, an d decide from the mixing table given be It is actually b etter to estimate and temperature ab out 10°C (1 8°F) lower when deciding t The mixing ra tio depends on the ambient tempe olant x 100). (antifreeze/tot al amount of co The freezing t emperature of u ndiluted antifreeze is -15°C (5°F). Do not store undiluted an tifreeze at a temperature o f below -15° Mixi ng rate of water and antifr ° Min.

atmospheric temperature ° C Above -10 -15 -20 -25 F Above 14 5 -4 -13 Lite Amount of antifreeze US rs 3.2 3.8 4.3 4.8 gal 0.85 1.00 1.14 1.27 Lite Amount of water US rs 7.3 6.7 6.2 5.7 gal 1.92 1.77 1.63 1.50 Volume ratio % 30 36 41 46 Antifreeze is fla mmable, so keep i t away from flame. Antifreeze is to xic. When removin g the drain plug, be car eful not to get wate r containing antifreeze on you. If it gets in your eyes, flush your eyes with large amoun t of fresh water and see a doctor at o nce. Use antifreez e and appropriate water for diluting.

(fo r details, se e "COOLANT AND WATER FOR DILUTION (PAGE 4-5)" We r ecomme nd use of an ant ifreeze density gaug e to control t he Prepare a con tainer whose ca pacity is larger than the specifie d coolant volume to catch d Prepare a ho se to supply antif reeze coolant and w 1. 2. Stop the e Open eng ngine. ine hood. Check tha make it p hen turn t the coolant tem ossible to touch radiator cap (1) s