Operating the Machine
OPERATING IN WATER AND MUD
Be careful not to operate the machine in water or mud
above the upper deck surface of the undercarriage,
causing the swing bearing and rotary manifold to be
If the swing bearing and rotary manifold are submerged,
remove cover from underneath center of machine.
Remove drain plug (A) to drain water and mud.
Clean swing gear area. Install plug and cover. Lubricate
swing gear and swing bearing. (See Maintenance--Every
500 Hours chapter.)
CLEAN TRACK FRAME AREA
1. Swing upperstructure 90.
CAUTION: Prevent possible injury from machine
sliding backwards. Keep angle between boom
and arm 90-110.
2. Lower bucket (round side down) to raise track off
ground, keeping angle (A) between boom and arm
3. Run track back and forth to remove mud and dirt.
4. Turn engine off.
CAUTION: Prevent possible injury from
unexpected machine movement. Place blocks
under machine frame to support machine while
cleaning track frame area when track is
5. Place blocks under machine frame if further cleaning of
track frame area is performed while track is stationary.
Clean track often during cold weather to prevent
damage to track components.