Komatsu PC200-8M0, Shop Manual

Page: 346 / 1254

SEN06125-00
20-100
16
PC200, 200LC, 220, 220LC-8M0
100 Standard service value table
Standard value table for chassis related parts
Applicable model PC220, 220LC-8M0
Cate-
gory
Item Measurement condition Unit
Standard value for new
machine
Judgement criteria
W
o
rk
equipm
ent Ti
m
e
l
a
g
Boom
• Hydraulic oil temperature: Within
operating range
• Engine running at low idle
• Working mode: P mode
• Lower boom from RAISE stroke end
and measure time from when work
equipment touches the ground until
front side of machine rises
• For measuring posture, see Work
equipment 5
sec. Max. 1.0 Max. 1.2
Arm
• Hydraulic oil temperature: Within
operating range
• Engine running at low idle
• Working mode: P mode
• Move arm to IN from OUT stroke
end and measure time from when
arm stops momentarily until it starts
moving again
• For measuring posture, see Work
equipment 6
sec. Max. 2.0 Max. 2.8
Bucket
• Hydraulic oil temperature: Within
operating range
• Engine running at low idle
• Working mode: P mode
• Move bucket to CURL from DUMP
stroke end and measure time from
when bucket stops momentarily
until it starts moving again
• For measuring posture, see Work
equipment 7
sec. Max. 1.0 Max. 3.6
In
te
rnal
leaka
g
e
Cylinders
• Hydraulic oil temperature: Within
operating range
• Engine running at high idle
• Leakage amount for one minute
with cylinder or travel to be
measured in relief condition
cc/min 4.5 20
Center swivel
joint
cc/min 10 50
P
e
rf
or
mance
in
c
ompound operat
ion
Travel deviation in
simultaneous
operation of work
equipment and travel
• Hydraulic oil temperature: Within
operating range
• Engine at high idle
• Working mode: P mode
• Traveling speed: Lo
• Travel deviation (x) in travel of 20 m
after running up 10 m on hard and
flat ground
• For measuring posture, see Travel
2 and 3
mm Max.200 Max.220
Charac
te
rist
ics of
P
C
f
lo
w
co
nt
rol
val
v
e
Time required for
turning from 0 to 90°
with boom raised
• Hydraulic oil temperature: Within
operating range
• Engine at high idle
• Working mode: P mode
• Rated load applied to bucket
(0.8m
3
: 1,440kg)
• On hard and flat ground, set arm
vertically and lower back of bucket
to ground
• Time required till passing spot of
90° starting from illustrated posture
and with boom raised
• For measuring posture, see Work
equipment 8
sec.
4.3 ± 0.4
(Reference value)
—
Discharge amount of
hydraulic pump
See performance of hydraulic pump (next page)