MODEL
I 2 D CRAWLER
SCHEDULED
PREVENTIVE
MAINTENANCE
PREVENTIVE MAINTENANCE SCHEDULE
Hydraulic Filters . . .
Engine1
.......
.
Turntable Capscrews'. . . . . .
Hydraulic Reservoir
Fuel Tank
Engine Crankcase
Radiator
....
Operator's
Cab
Operator's Controls
Engine
Air
Cleaner .
Tracks and Track Frames
Turntable Open
Gear
. .
Boom, Dipper and Bucket
Batteries . . . . . . .
Engine
.......
.
Pump Drive Transmission
Track
...
.
Radiator
..
.
Overall machine
Swing Gearbox
Track Drive Transmission
Filters
with
visual indicators
Turntable capscrews
Controls
.....
END OF FIRST
DAY
OR 10 HOURS
Replace paper elements, clean screen-type elements
Check engine oil and filters; refer
to
engine manufacture's literature
f:ND OF
Fl
RST WEEK
. . . . . . . Check
for
proper torque
DAILY
OR
EVERY
10 HOURS
Check
fluid
level and
fill;
bleed
off
air pressure at end
of
work
Fill
at
end
of
shift
to
prevent condensation
. . . Check
oil
level and
fill
. Check coolant level and
fill
. . . . .
Clean
thoroughly
. . . . . Check
for
binding
Check dust
cap
for
·excessive
dust
.
...........
Clean
. Lubricate
with
spray-on open
gear
lube
.Grease
(See
PICTORIAL
LISTING,
Page
14)
WEEKLY OR
EVERY
50 HOURS
. . . . . . . . . . . . . . . . . . .Check electrolyte
level
and
fill
. Refer
to
engine manual; check V-belt deflection, clean
or
replace fuel strainer
Check
oil
level and
fill,
check breather
. . . . . . . . . . . . Check tension and adjust
. . . . . . . . . . . Check fins
for
obstructions
Lubricate (Refer
to
PICTORIAL
LISTING,
Page
14)
.Clean, check
for
leaks, proper
oil
level, check breather
.Clean, check
for
leaks, proper
oil
level, check breather
. . . . . . . . . . . . . . Check visual indicators
MONTHLY
OR
EVERY
250 HOURS
. . . . . Check
for
proper torque
. . . . . . . . . . . . . . . . Inspect
for
wear and proper adjustment
EVERY
2 MONTHS OR 500 HOURS
Engine
Air
Cleaner . . . . . . .
Hydraulic Filters (externally accessible) ·
Radiator
...
Remove and clean
or
replace elements
.Replace paper elements
Add
corrosion
inhibitor
. Lubricate
top
bearing
Swing Gearbox
......
.
Batteries
......
.
Hydraulic System
Pump Drive Transmission
Engine Cooling System .
Swing Gearbox
....
Track Drive Transmission
Clutch
.......
.
EVERY 6 MONTHS OR 1500 HOURS
. . . . . . Clean connecting posts
Drain and refill - clean in-tank
filter
screens
.Drain and refill, clean breather
. Drain and flush
. . Drain and refill
. . Drain and refill
. Check adjustment
11
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