Ditch Witch JT922 - Manual (Page 133)

Service - 132
JT922 Operator’s Manual
Startup/10 Hour
CMW
Startup/10 Hour
Drilling Unit
Check Engine Air Filter Service
Indicator
Check air filter service indicator before startup and
every 10 hours of operation. Change filter element
when red flag pops up at 20. “Change Air Filter” on
page 147. Reset air filter service indicator after
changing filter.
Location Task Notes
DRILLING
UNIT Check engine air filter service indicator
Check engine oil level DEO
Check hydraulic hoses
Check hydraulic fluid level THF
Check pipe lube applicator
Check pipe auto lubricator spray nozzle
Check pipe auto lubricator TJC level TJC
Check drilling fluid filter
NOTICE: Only open the air filter canister
when air restriction is indicated. Change the
elements, do not attempt to clean them.
• Compressed air or water may damage
filter elements.
• Tapping filter elements to loosen dirt may
damage filter seals.