Komatsu Galeo PC800-8 Shop Manual page 444

Measurement item
Low idle
High idle (*1)
Run engine at high idle + Raise boom to
relieve (Turn heavy lift switch OFF)
1. Engine speed
Run engine at high idle + Raise boom to
(P-mode)
relieve (Turn heavy lift switch ON)
Turn auto-decelerator switch ON
Set fuel dial to MAX position
Set control levers in neutral
High idle in P-mode
2. Blow-by pressure
Raise boom to relieve
High idle
3. Engine oil pressure
Low idle
High idle
4. Boost pressure Turn heavy lift switch ON
Raise boom to relieve
High idle
5. Exhaust P-mode
temperature Turn heavy lift switch ON
Raise boom to relieve
*1: Turn swing lock switch ON and operate swing control lever finely (Do not relieve).
1. Raise boom
2. Lower boom
3. Move arm in
High idle
P-mode.
Swing:
Measure time for 5
turns after 1 turn.
4. Move arm out Travel:
Raise track of either
side, drive at
Hi travel speed, and
measure time for
5 turns after 1 turn.
5. Curl bucket
Then, measure the
other side.
6. Dump bucket
7. Bucket open
8. Bucket close
9. Swing 5 turns
10. Drive right
track 5 turns
11. Drive left
track 5 turns
14
Condition Unit
rpm
kPa
{mmH O}
2
SAE30SE
SAESW40EOS
MPa
SAE10W30HD
{kg/cm 2
SAE15W40HD
SAE30HD
kPa
{mmHg}
Exhaust
temperature
°C
Outside
temperature
PC800 (LC)
PC850
SE spec.
PC800 Loading shovel spec.
PC800 (LC)
PC850
SE spec.
PC800 Loading shovel spec.
PC800
PC800LC
PC850
SE spec.
PC800 Loading shovel spec.
PC800 (LC)
PC850
SE spec.
sec
PC800 Loading shovel spec.
PC800 (LC)
PC850
SE spec.
PC800 Loading shovel spec.
PC800 (LC)
PC850
SE spec.
PC800 Loading shovel spec.
PC800 Loading shovel spec.
Standard value for
Service limit value
new machine
800 – 850 800 – 850
1930 – 2030 1930 – 2030
Min. 1700 Min. 1700
Min. 1700 Min. 1700
1325 – 1525 1325 – 1525
Max. 2.94
3.9 {400}
{Max. 300}
Min. 0.34
0.21 {2.1}
{Min.3.5}
}
Min. 0.10
0.08 {0.8}
{Min.1.0}
Min. 184
157 {1180}
{Min. 1380}
Max. 650 700
— —
4.8 – 5.8 Max. 6.7
4.8 – 5.8 Max. 6.7
5.0 – 6.2 Max. 7.2
5.1 – 6.3 Max. 7.0
3.9 – 4.7 Max. 5.1
3.8 – 4.6 Max. 5.0
4.0 – 4.8 Max. 5.2
4.5 – 5.5 Max. 6.5
4.4 – 5.4 Max. 6.1
5.4 – 6.6 Max. 7.2
5.1 – 6.1 Max. 6.8
5.1 – 6.1 Max. 6.8
3.9 – 4.7 Max. 5.4
3.1 – 3.7 Max. 4.4
3.4 – 4.2 Max. 4.9
3.4 – 4.2 Max. 4.9
2.2 – 2.8 Max. 3.4
3.0 – 3.6 Max. 3.9
3.2 – 4.0 Max. 4.4
4.1 – 5.1 Max. 5.6
3.9 – 4.7 Max. 5.2
2.9 – 3.5 Max. 3.8
3.1 – 3.7 Max. 6.0
3.8 – 4.6 Max. 5.0
3.6 – 4.4 Max. 5.0
1.3 – 1.9 Max. 2.5
1.4 – 2.0 Max. 2.6
41 – 47 Max. 50
48 – 59* 48 – 59*
48 – 59* 48 – 59*
Measurement result Good Bad
* PC800LC-8: 52 – 64
PC800, 850-8