250 Hour Lubrication And Maintenance Checks - Komatsu 730E Operation & Maintenance Manual

Maintenance - Section 40
Page 40-8

250 HOUR LUBRICATION AND MAINTENANCE CHECKS

11. 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.
12. BATTERIES - Check the electrolyte level and add
water, if necessary.
13. WHEEL MOTORS - Take an oil sample for oil analy-
sis.
14. 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.).
15. 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.
16. 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.
OM4042
Lubrication and Service