Maintenance
– 22 –
Check for cracks, deformities,
wear.
Run the machine, and check the brake
for effectiveness.
Check that the brake can hold the unloaded
machine at a standstill on a sloped floor.
Move the lever back and forth repeatedly
to check pulling and returning states.
Check for oil leakage from around
axle.
Check for cut, deteriorated,
or worn rubber.
Check track tension.
Check for loose or missing
mounting
Drive machine and check for abnormal
noise or abnormal generation of
heat from shaft area.
Check for cuts or damage in steel
cord.
There must no loose or
missing mounting bolts
and nuts.
No abnormal noise or
heat.
There must be no oil
leakage.
Tension must not be too
loose or too tight.
There must be no cuts or
marked damage.
There must be no marked
cutting, deterioration, or
wear.
There must be no looseness
or rattling of connection
parts, or missing split pins.
No cracks, deformities, or
noticeable wear.
Sprocket,
idler,
roller,
upper roller
Crawler
Brake
Check for deformation and corrosion.
There must be no
deformation or corrosion.
The effectiveness must be
appropriate.
The effectiveness must be
appropriate.
The pulling and returning
states must be normal.
Track tension bolt
There must be no damage
or looseness.
Check the rods, links, and wires for
damage and the mounting parts for
looseness.
Operate the brake repeatedly to check for
looseness and rattling of connection parts
and missing split pins.
Rods, links,
and wires
There must be no rattling
or rusting.
Tr
ac
tio
n
sy
st
em
Br
ak
e
sy
st
em
Item
Content of inspection
Remarks
Operate the lever to check for play
and pulling tolerance.
Operate the lever to check clearance
in rods, links, bearing sections, and
connection parts, and for rusting of
pins.
The play and pulling
tolerance must be
appropriate.
Inspection
interval
Inspection
interval
M
on
th
ly
An
nu
al
ly
C
he
ck
s
be
fo
re
st
ar
tin
g
The side clutch must operate
correctly without generating
any abnormal noise.
Adjustment:
See page 34
Adjustment:
See page 32
Adjustment:
See page 32
Adjustment:
See page 33
Side clutch
Po
we
r t
ra
in
There must be no cracks,
deformation, or wear.
Must operate smoothly.
Check that the deck can be moved vertically and
the gate can be opened and closed smoothly.
Check each part for cracks,
deformation, and wear.
B
od
y
/ L
oa
di
ng
sy
st
em
Deck and Gate
(Door, Sliding panel)
There must be no loose or
missing bolts.
There must be no excessive
play in the pin sections.
Check for loose or missing mounting
bolts.
Check the clearance of the frame to
truck bed mounting pins and dump
cylinder mounting pins by moving the
truck bed vertically.
Check that the side clutch functions correctly
without generating any abnormal noise
when the side clutch lever is operated
during traveling.
