Operation and maintenance manual
Inspection, Maintenance and Adjustment
4-13
DX140R/DX140LCR
MAINTENANCE INTERVALS
SERVICE ITEM PAGE
10 Hour/Daily Service
Grease Boom, Arm and Front Attachment Pins (for first 100 hours) 4-15
Grease Dozer Blade Pin (Optional) (for first 100 hours) 4-15
Check Engine Oil Level 4-16
Check Level of Hydraulic Oil Tank 4-17
Check for Leaks in Hy
dr
aulic System 4-18
Check Fuel Level 4-19
Check for Leaks in Fuel System 4-19
Check Water Separator & Pre Fuel Filter (Fuel Prefilter) and Drain Water As Required 4-20
Check Oil Level of Swing Reduction Device 4-21
Clean Dust Net in Front of Oil Coole
r
and Intercooler 4-22
Check Cooling System and Refill As Required 4-
22
Check Level of Window Washer Liquid 4-23
Inspect Bucket Teeth and Side Cutte
rs for Signs of Wear 4-23
Inspect Cooling Fan Blade 4-24
Check Air Intake System 4-24
Inspect Seat Belt for Proper Operation 4-24
Inspect Structure for Cracks and Faulty Welds 4-25
Check Operation of All Switches 4-25
Check the Operation of Pilot Cutoff Switch 4-25
Check Operation of All Exterior Lights, Horn
a
nd Control Console Indicator and Monitor
Lights
4-26
Start Engine, Check Starting Ability,
and Observe Exhaust Color at Start-up and at Normal
Operating Temperature. Listen for Any Abnormal Sounds
4-27
Check Operation of All Controls 4-27
50 Hour / Weekly Service
Perform All Daily Service Checks 4-28
Grease Arm and Front Attachment Pins 4-28
Grease Swing Bearing 4-29
Grease Dozer Blade Pin (Optional) 4-30
Drain Water and Sediment from Fuel Tank 4-30
Check Engine Fan Belt for Cracks, Wear and Correct Tension (After First 50 Hours) 4-30
Inspect Track Assemblies for Proper Tension and Loose, Worn or Damaged Parts (Links,
Shoes, Rollers, Idlers)
4-30
250 Hour / Monthly Service
Perform All Daily and 50 Hour
Servic
e Checks 4-31
Grease Arm and Front Attachment Pins 4-31
Check Engine Fan Belt Tension 4-33
Check Engine Fan Belt Wear 4-34
Change Breaker Filter (Optional) 4-35
Replace Hydraulic Oil Return Filter
(After First 250 Hours) 4-36
Change Pilot Filter (After First 250 Hours) 4-36
Inspect Pins and Bushings of Front End Attachments for Signs of Wear 4-36
Check Fluid Levels in Batteries 4-36