Mitsubishi BS3G Operator Manual
MANUAL
MITSUBISHI
TRACTOR
BD2G
C/
#:
28000001-UP
281 00001-UP
28200001-UP
28300001-UP
28500001-UP
28600001-UP
28700001-UP
38000001-UP
381 00001-UP
38500001-UP
38600001-UP
(v
TRACTOR
BS3G
+
I"-
SHOVEL
MITSUBISHI
HEAVY
INDUSTRIES,
LTD.
Chassis
and
Engine Serial
Number
Locations
Chassis and engine serial numbers are stamped in locations
and forms shown.
When ordering replacement parts or asking your local
Mitsubishi dealer
to
repair
your
machine, be sure
to
give
these serial numbers and service meter reading .
• BD2G
Engine serial number
(right side
of
machine)
~
MODEL I 1
MACHINE
ENG
MIT.UBISHI
HEAVY
Nameplate
(left side
No.c:::::::J
INE
No.c:::::::J
INDuSTRIES,
rCK"t1I
JAf'AH
of
LTD.
machine)
___
.!::==::!:=:==---L
Chassis serial 'number
(left-side
'.
of
machine)
502615
• BS3G
o
J...
MODEL I I
MACHINE
ENG
MIT.UBIBWI
HEAVY INDUSTRIES, LTD.
No.c::::::J
IN
E No.c::::=:::J
TOKYO
JAn.No
Engine serial number
of
(right side
machine)
Nameplate
(left side
of
machine)
Chassis serial number
(left side
of
machine)
502616
BD2G
Major
Components (BD2G)
Blade
Radiator
Engine
Fuel
Track
tank
Final drive
shoe
Cutting
edge
bit
Front
Recoil spring
idler
Operating Controls (BD2G)
Steering
Transmission
[DO]
Accelerator
clutch
levers
control lever
lever
Left
turn
Right
turn
Clutch ON
it~\i
502655
502656
Clutch
......
)33
....
n-
~..
OFF
....
0'.
'I
Brake ON
502654
Brake
lever
Brake
Brake
ON
pedal lock-unlock
pedal
~~
0)"
At'
~.
0)+
Brake
502662
OFF
502661
Transmission
{DPS]
control lever
502657
Transmission
lock-unlock
..
Unlock
rtf.~~~}
li
Lock
..
! ! I
;
control
lever
\\.
1
"
..
[DPS]
502658
Inching
Clutch II
OFF
.
pedal
~
~F
[DPS]
~
j.
Clutch ON
.,
+-11-"
502659
Clutch
~~ke
pedal [DO]
1/\
\h
Clutch ON
~~.~~
0)"
-=I~
Clutch
OFF
502660
Blade Controls (BD2G)
Power angling/tilt control lever and safety lock lever
Float
Power tilt control lever and safety lock
lever
Float
502663
502664
Indicators, Gauges and Switches (BD2G)
OK
monitor test switch
.. When this switch
with starter switch
Alternator
and engine oil pressure
warning lamps glow (with
engine stopped).
Ba
ttery
and air cleaner element
warning lamps glow (with
engine running).
electrolyte level
not
is
charging
pushed
ON:
Water
$
Normal
(green)
temperature
gauge Overheat
.--
______
TEMP
(red) .
50
1889
Service meter
hour
1
Every 6 minutes
dial advances
one number.
501887
OK
monitor
..
When any lamp glows
during operation, stop
machine soon and check
for cause. (See page 16.)
Battery switch
@i·.L-.---"------<.J
-§o-
Lighting
~I"
switch
Twist
~
1st 2nd
position
position
501959
502666
Position
Head
lamps
Working
lamp
Instrument
panel lamp
rop)
1st
Twist
2nd
'Twist
00
502665
Glow plug indicator
Glows when starter switch
turned to HEAT.
I Fuel gauge
Full
or
key.
engine.
(green)
501888
pull
501956
Empty
(red)
(l)
is
I
Starter switch
START
HEAT
OFF
ON
START
Heat engine.
I nsert
out
Keep engine
running.
Start
• Fuses (BD2G)
•
OK
monitor
(BD2G)
Fuse
• Head lamps
• I
nstrument
®
•
Working
•
Working
•
Horn
• Engine
lamp
•
Battery
warning lamp
•
Air
© lamp
• Fuel gauge
• Service
•
OK
III
Water
502668
panel lamp
lamp
lamp
indicator
oil
pressure warning
electrolyte
cleaner element warning
meter
monitor
temperature
lamp
level
switch
gauge
Alternator
warning lam p
Okay if this lamp
OFF during operation.
• When glows, stop
engine and check
charging system.
,--------------L-----
Working lamp indicator
• Glows when working
lamp
not
is
turned on.
charging
is
7
Engine oil pressure
warning lamp
Okay if this lamp
OFF during operation.
• When glows, stop
engine and check
for low oil level
or oil leaks.
1
is
\ /
502667
Battery electrolyte level
warning lamp
Okay
if
this lamp
OFF during operation.
• When glows, stop
engine and add
distilled water
battery. (See page
is
to
47.)
\
Air cleaner element
warning lamp
Okay
if
this lamp
OFF
during operation.
• When glows, clean
or replace element.
(See page 48.)
is
Others (BD2G)
Horn
switch
Operator's seat
(fore-aft adjustment)
502669
502670
Operator's seat (turning over)
.-
1:1
lL~
iJF
'------,--'
Seat support
A
. Be sure to. support seat after turn-
ing it over.
---.::::.?\
\ \
1---
~
l~//--
I
WARNING
BS3G
Major Components (BS3G)
Tilt cylinder
Bucket
Engine
Fuel
Final
tank
drive
Tooth
Track
shoe
502672
Operating Controls (BS3G)
Steering
Transmission
(DD]
Accelerator
clutch
lever
levers
control lever
502655
502656
Clutch ON
Clutch
.....
t-
.....
it-
OFF
..
0)·
Brake ON
~'Ij
502674
Brake
lever
Brake
Brake
ON
pedal lock-unlock
Lock
502662
pedal
II
~
8rnk'
OFF
~..,
0).
o~
502661
Transmission
(DPS]
control lever
502657
Transmission
lock-unlock
unIOc~.~
Lock
..
l;
control
lever
\-.
r\'
:;:~--.
-'
j
[DPS]
502658
Inching
Clutch
O~F
pedal
[DPS]
·11
'~
~/~-I;~N
502659
Elmch
Brake .
ON
~
0).
pedal
[D D ]
\
~
~'0$.../.
~~
Clutch
'=I~
lIt=Clutc,h
ON
OFF
502660
Bucket Controls (BS3G)
Bucket control lever and safety lock lever
Float
502675
Indicators, Gauges and Switches (BS3G)
OK monitor
III When this switch
with starter switch
Alternator
and engine oil pressure
warning lamps glow (with
engine stopped).
Battery electrolyte level
and air cleaner element
warning lamps glow (with
engine running).
test
not
charging
Battery switch
_I
/
-~D-
Lighting
-I
"
switch -
Twist
~
1st
position
2nd
position
501959
switch
is
pushed
ON:
502666
Position
Head
lamps
Working
lamp
Instrument
panel lamp
lOP]
6 Water temperature ,
);
gauge Overheat
Norma
(green)
1 st
Twist
~(j)
~(j)
~(j)
,-
~(j)
~O
TEMP
2nd
Twist
~(j)
~O
~O
~(j)
~O
~(j)
~(j)
Service meter
1
hour
501889
502665
Glow plug indicator
Glows when starter switch
turned to HEAT.
Every 6 minutes
dial advances
one number.
501881
(j)
is
OK
monitor
III When any lamp glows
during operation, stop
machine soon
for cause. (See page 16.)
i Fuel gauge
Empty
(red)
Starter switch
START
HEAT
OFF
ON
START
and
check
Full
(green)
Heat
engine.
Insert
or
out
Keep engine
running.
Start
pull
key.
engine.
501888
501956
• Fuses (BS3
G)
•
OK
monitor (BS3G)
e Fuse
(Ql~
&0
• Head lamps
• I
nstrument
® •
© lamp
Working
•
Working
•
Horn
• Engine
lamp
•
Battery
warning
•
Air
cleaner element warning
• Fuel gauge
• Service
i.
OK
\.
IAbtpr
@@©)
panel
lamp
lamp
oil
pressure warning
electrolyte
lamp
meter
monitor
lamp
tAmoerature gauge
lamp
indicator
level
switch
502668
Alternator not
warning
Okay
OFF during operation.
.. When glows, stop
lamp
if
this lamp
engine and check
charging system.
charging
is
I
Working
II
. lamp
lamp
indicator
Glows when working
is
turned on.
Engine oil
warning
Okay
OFF during operation.
.. When glows, stop
engine and check
for low oil level
or oil leaks.
pressure
lamp
if
this lamp
is
Battery electrolyte level
warning
Okay if this lamp
OFF during operation.
II
lamp
is
When glows, stop
engine and add
distilled water
battery. (See page
47.)
to
\ /
f
502667
\
Air
cleaner element
warning
Okay
OFF during operation.
II
-
lamp
if
this lamp
When glows, clean
or
replace element.
(See page 48.)
is
Others (BS3G)
Horn switch
Operator's seat
(fore-aft adjustment)
L-
____________________
I I
".,1
Operator's seat (turning over)
:
502669
WARNING
Be
502670
~~
sure to support
ing
it
L-
over.
______________________
seat
after turn-
__
Precautions for Maintenance
..
For
special servlcmg
on
your
jobs
rely
on
machine,
expert
ledge and service facili-
of
your
ties
Mitsubishi
dealer.
know-
• General
502699
• Use service meter reading or calendar interval
whichever occurs first
to measure service interval.
• Check oil level with
machine level - blade or
bucket lowered - and
lock brake pedal.
I
• Clean all grease fittings
and filler ports before
servicing.
• Maintain correct oil
levels
at
all times.
• Before checking oil
levels, stop engine and
wai t for
5 minutes.
• Before draining oil,
start engine and move
machine for a while.
500020
• Avoid accidents
50270
• Lower blade
or
bucket
to ground.
•
If
necessary to raise
or
blade
bucket
for ac-
cess to certain parts,
securely
support
it
external means.
• Lock brake pedal chock wheels - stop
engine - and remove
key from starter switch.
•
Don't
work
perform any
when
engine
running.
I
by
is
• Use the same brand
oils.
of
502702
502703
500022
500024
•
Attach
ERA
"DO NOT
TE"
tag when
servicing, adjusting or
repairing machine.
• Keep
while at
off
work
personnel
on
chine.
OP-
ma-
• Start and operate engine only in well ventilated area.
•
Don't
smoke while
servicing fuel system - or
refueling.
o Store oily rags and
other combustible materials in a safe place.
• Before removing radiator
cap or hydraulic
tank cap after operation, wait until machine
to
cools down
having scalding
avoid
hot
coolant or oil blown
out.
Before removing filler
cap, loosen
it
slowly to
relieve pressure.
• Disconnect
battery
bles before servicing
electrical system.
• Battery electrolyte
very corrosive.
drip
it
on
clothing, flush
your
If
skin
it
off
once with water.
•
Don't
touch
exhaust
pipe immediately after
shutting down engine.
ca-
is
you
or
at
Preparation for Use
• For
Bolts and nuts
your
own safety and maximum
of
service life
walk-around inspection before
mounting machine or starting
engine. Check under and around for
the following items:
machine, make a
Hydraulic system
Check oil level in hydraulic tank .
Check for leaks from hoses and
cylinders.
~(
• Break in your machine during
initiallOO hours
• After starting a cold engine, be
sure to warm it up.
•
Do
not
lutely necessary.
CAUTION)
rev
up
engine unless abso-
of
operation.
Check for loose or missing bolts,
especially
track parts.
Oil compartments
Check oil levels in oil pan and other
compartments. Also check for leaks.
Fuel system
Check oil level in fuel tank. Check
system for leaks.
Cooling system
Check coolant level in radiator.
Check for leaks.
Electrical system
Check electrolyte level in battery.
Check for loose terminals. Make
sure gauges and lamps operate
properly.
on
blade, air cleaner and
---
>==;~~~:::L.,
\\
After
initialI00
Change engine oil
Change engine oil filter . . . . . . . . . . . . . . . . . . . 50
Change main clutch case oil [DD]
Change bevel gear case and transmission
case
oil [DD] . . . . . . . . . . . . . . . . . . . . . . . . .
ChaIlge transmission case oil [DPS]
Change transmission case oil filter [DPS]
Change hydraulic tank oil . . . . . . . . . . . . . . . . .
Change hydraulic tank oil filter element
Check and adjust clutch brake [DD]
hours
-~.
I
\\~
I 502676
of
operation
......
of
. . . . . . . . . . . . . . . . .
a new or reconditioned machine:
...............
..........
.......
..........
.............
.
..
50
51
..
51
..
51
" 52
..
52
52
57
Starting and Stopping the Engine
Before starting
500012
1.
Perform daily inspec-
tion, and make sure all
a:ce
controls
in NEU-
TRAL.
2.
Turn ON battery switch.
3. Move accelerator lever
to START position.
A
Do
any position other
WARNING·
not
start engine from
than
seat.
Starting
Engine cold
Heat
for
10
seconds.
Hear
for
seconds
cold
Engine
20
in
weather.
warm
~
2"-~1
HEAfFFON
;t~START
1
~
OFF
l:START
..
Heating
length
to
HEAT.
&,,(
• Do
more than
•
Do
switch to START for
more than
at a time, or during
operation.
time
of
time
hold
starter
CAUTION)
not
heat engine for
20/ seconds.
not
tl¥n
30 seconds
means
... 3
'3
2
ON
the
necessary
switch
in
starter
After starting
• Idle engine for 5 minutes,
and-
1.
Check water tempera-
ture gauge, fuel gauge
and warning lamps for
indication.
2.
Check for abnormal
ex-
Stopping
• Before stopping engine,
it
idle
1.
Turn starter switch to
for 5 minutes.
OFF.
2.
Turn
OFF
switch.
haust noise and color or
vibration.
oil
3. Check for
or water
leaks.
&,,(
CAUTION)
Engine will not start unless transmission control lever
NEUTRAL
[DPS].
502677
battery
is
in
•
If
engine fails to start
within
30 seconds, wait
2 minutes before crank-
Moving the Machine [D D ]
WARNING
Make
and obstructions. and use horn.
sure
area
is
free
of
personnel
.&
Test brakes, right
speed.
and
left,
at
slow
502678
1.
Raise blade
to
a height
mately
from ground.
40
or
of
em
bucket
approxi-
(16
in.)
Moving the Machine [DPS]
502678
1.
Raise blade
to
a height
or
of
approxi-
bucket
502679
2.
Depress clutch pedal,
and move transmission
control lever to desired
speed position.
502682
2. Unlock transmission
control lever.
3.
Depress brake pedal to
unlock it.
j . I
/--\.
i
./
3. Depress brake pedal
unlock
,.
)V
/'
it.
./
502739
to
4. Replease
slowly.
clutch
If!
4.
Move transmission control lever
."need Dosition.
to
502681
pedal
502683
desired
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