Service - 208 JT100/JT100 All Terrain Operator’s Manual
50 Hour
50 Hour
Drilling Unit
Change Fluid Pump Oil (Initial Service)
Change fluid pump oil after first 50 hours and
every 1000 hours thereafter. Maintain fluid level at
halfway point on sight glass or at petcock level
(2). Drain at plug (3). Add PTF at fill (1). Capacity
for 70 gpm pump is 4 qt (3.8 L).
Location Task Notes
DRILLING
UNIT
Change fluid pump oil Initial service, PTF
Check radiator
Change hydraulic filters Initial service
Change remote charge filter Initial service
Check ground drive gearbox oil level 2 gearboxes, MPL
Check rotation gearbox oil level MPL
Inspect thrust rollers
Drain water from hydraulic tank
Check anchor driver gearbox oil level MPL
Check thrust drive gearbox oil level MPL
Check hex stub AT only
Lube SaverLok
®
wrench collar and sliding output shaft
EPS
Check compressor belt
Check water swivel components
Check JT drilling fluid planetary oil level MPL
DOWNHOLE
TOOLS
Rebuild Rockmaster
®
tool
AT only; kit available
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