Maintenance Intervals - Doosan DX700LC Operation And Maintenance Manual

MAINTENANCE INTERVALS

Grease Boom, Arm and Front Attachment Pins (for first 100 hours)
Check Engine Oil Level
Check Level of Hydraulic Oil Tank
Check for Leaks in Hydraulic System
Check Fuel Level
Check for Leaks in Fuel System
Check Fuel Prefilter and Drain Water As Required
Check Oil Level of Swing Reduction Device
Clean Dust Net in Front of Oil Cooler and Intercooler
Check Cooling System and Refill As Required
Check Level of Window Washer Liquid
Inspect the Bucket Teeth and Side Cutters for Signs of Wear
Inspect Engine Fan Blade
Check Air Intake System
Inspect Seat Belt for Proper Operation
Inspect the Structure for Cracks and Faulty Welds
Check the Operation of All Switches
Check the Operation of All Exterior Lights, Horn and Control Console Indicator and Monitor
Lights
Start Engine, Check Starting Ability, and Observe Exhaust Color at Start-up and at Normal
Operating Temperature. Listen for Any Abnormal Sounds
Check Operation of All Controls
Perform All Daily Service Checks
Grease Arm and Bucket Joint Pins
Grease Swing Bearing (Only Manual Greasing)
Drain Water and Sediment from Fuel Tank
Check Engine Fan Belt for Cracks, Wear and Correct Tension (After First 50 Hours)
Change Engine Oil and Filter (After First 50 Hours)
Inspect the Track Assemblies for Proper Tension and Loose, Worn or Damaged Parts
(Links, Shoes, Rollers, Idlers)
Perform All Daily and 50 Hour Service Checks
Grease Boom and Arm Joint Pins
Check Engine Fan Belt Tension
Check Engine Fan Belt Wear
Check Oil Level in Travel Reduction Device (One on Each Side of Unit)
Change Breaker Filter Element (Optional)
Change Swing Reduction Device Oil (Drain and Refill After First 250 Hours)
Change Oil in Travel Reduction Device (One on Each Side of Unit) (After First 250 Hours)
Replace Hydraulic Oil Return Filter (After First 250 Hours)
Change Pilot Filter (After First 250 Hours)
Inspection, Maintenance and Adjustment
4-12
SERVICE ITEM
10 Hour / Daily Service
50 Hour / Weekly Service
250 Hour / Monthly Service
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