Komatsu — LUBRICATION CHART

ITEM 14 LOCATED IN CAB (NOT SHOWN) WB2493-2 SYM. DESCRIPTION PTS. LUBE KEY 10 HR 50 HR 100 HR 250 HR 11 MOTORIZED WHEEL OIL LEVEL 2 C 2 ENGINE LUBE OIL FILTERS 4 6 FUEL TANK BREATHER 1 7 HYDRAULIC OIL LEVEL 1 B CHECK 8 HYDRAULIC STRAINER 2 14 SEAT ADJ. STUD & SLIDE RAILS 4 D D MULTI-PURPOSE EXTREME PRESSURE GREASE ——- NLGI NO. 2 (3% MIN. MOLYBDENUM DISULPHIDE) 9 HYDRAULIC TANK BREATHER 2 10 HYDRAULIC FILTERS 3 5 FUEL TANK 1 DRAIN H20 & SEDIMENT 12 HYDRAULIC PUMP DRIVE SHAFT 2 D GREASE * 1000 HR. INTERVAL CAN BE EXTENDED TO 2500 HR. PROVIDED HYDRAULIC OIL SAMPLING AND ANALYSIS IS CONDUCTED EVERY 250 HR. ** ONE-TIME CHANGE AT 50, 100, AND 250 HR.

*** AUXILIARY HEATERS REQUIRED BELOW -10oF (-23oC). LUBRICATION SPECIFICATIONS C HEAVY DUTY SYNTHETIC GEAR OIL ——- SEE DRIVE SYSTEM MANUAL 13 CHASSIS LUBE LEVEL 1 D CHECK 1 CRANKCASE OIL LEVEL 1 A A ENGINE OIL ——- SEE ENGINE MANUAL B HYDRAULIC OIL ——- SAE 10W C-4 *** 3 SECONDARY FUEL FILTER 2 4 PRIMARY FUEL FILTER 1 LUBE KEY TYPE OF LUBRICANT LUBRICATION SPECIFICATIONS LUBE KEY TYPE OF LUBRICANT A ENGINE OIL ——- SEE ENGINE MANUAL B HYDRAULIC OIL ——- SAE 10W C-4 *** C HEAVY DUTY SYNTHETIC GEAR OIL ——- SEE DRIVE SYSTEM MANUAL D MULTI-PURPOSE EXTREME PRESSURE GREASE ——- NLGI NO. 2 (3% MIN. MOLYBDENUM DISULPHIDE) SYM. DESCRIPTION PTS.

LUBE KEY 10 HR 50 HR 100 HR 250 HR 500 HR 1000 HR 2000 HR 2500 HR 1 CRANKCASE OIL LEVEL 1 A SEE ENGINE MANUFACTURER’S SERVICE MANUAL 2 ENGINE LUBE OIL FILTERS 4 3 SECONDARY FUEL FILTER 2 4 PRIMARY FUEL FILTER 1 5 FUEL TANK 1 DRAIN H20 & SEDIMENT 6 FUEL TANK BREATHER 1 CLEAN 7 HYDRAULIC OIL LEVEL 1 B CHECK *CHANGE 8 HYDRAULIC STRAINER 2 CLEAN 9 HYDRAULIC TANK BREATHER 2 CHANGE 10 HYDRAULIC FILTERS 3 **CHANGE 11 MOTORIZED WHEEL OIL LEVEL 2 C SEE WHEEL MOTOR MANUFACTURER’S SERVICE MANUAL 12 HYDRAULIC PUMP DRIVE SHAFT 2 D GREASE 13 CHASSIS LUBE LEVEL 1 D CHECK 14 SEAT ADJ. STUD & SLIDE RAILS 4 D GREASE