MAINTENANCE AND SERVICING
1. Clean area around check plug (A) and breather/filler
plug (B).
2. Remove check plug (A) and breather/filler plug (B).
3. Ensure lubricant level is visible or begins to d rain
through check port (A), and add gear lubricant to
gearbox through port (B) as required. Refer to 7.1
Recommended Lubricants, page 259 for capacity of
gearbox.
4. Reinstall check plug (A) and breather/filler plug (B)
and tighten.
Figure 4.226: Swivel Gearbox
4.5.12 Wheels and Tires
Checking Wheel Bolts
DANGER
To avoid bodily injury or death from unexpected startup of the machine, always stop the engine and remove
the key from the ignition before leaving the operator’s seat for any reason.
IMPORTANT:
Check and tighten field wheel bolts and transport system wheel bolts (if installed) after the first hour of operation
and every 100 hours thereafter.
1. Torque wheel bolts to 120 ft·lbf (160 N·m) using the
tightening sequence shown.
NOTE:
Whenever a wheel is installed, check torque
after one hour of operation.
Figure 4.227: Tightening Sequence
Removing Wheels
DANGER
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key
from ignition before leaving operator's seat for any reason.
147910 218 Revision A