Komatsu — 250 HOUR LUBRICATION AND MAINTENANCE CHECKS

Maintenance - Section 40 OM4052 Page 40-8 Lubrication and Service 11 12 13 14 15 16 . GREASE RESERVOIR - Add grease to the in-frame grease reservoir. When grease is pumped out of the overflow tube, the reservoir is full. Use Lube Key D. . BATTERIES - Check the electrolyte level and add water, if necessary. . WHEEL MOTORS - Take an oil sample for oil analy- sis. . AC DRIVE BELT - Check the belt for wear or damage. Verify the belt tension is correctly set. Ensure the pulleys are aligned with each other within 3 mm (0.13 in.). . CAB AIR FILTER - Clean the filter element with mild soap and water. Rinse completely clean, and air dry.

In extremely dusty conditions, service as frequently as required. Reinstall the filter. Replace the filters every 2000 hours of service. . AUTOMATIC LUBE SYSTEM - Perform 250 hour checks as outlined in Automatic Lubrication System, Section 42, in this manual. Complete the 10, 50, and 100 hour lubrication and maintenance checks. GREASE RESERVOIR - Add grease to the in-frame grease reservoir. When grease is pumped out of the overflow tube, the reservoir is full. Use Lube Key D. BATTERIES - Check the electrolyte level and add water, if necessary. WHEEL MOTORS - Take an oil sample for oil analy- sis. AC DRIVE BELT - Check the belt for wear or damage. Verify the belt tension is correctly set.

Ensure the pulleys are aligned with each other within 3 mm (0.13 in.). CAB AIR FILTER - Clean the filter element with mild soap and water. Rinse completely clean, and air dry. In extremely dusty conditions, service as frequently as required. Reinstall the filter. Replace the filters every 2000 hours of service. AUTOMATIC LUBE SYSTEM - Perform 250 hour checks as outlined in Automatic Lubrication System, Section 42, in this manual.