Komatsu Galeo PC138US-8 Shop Manual page 446

SEN02460-01
Check sheet (PC138US-8)
Model
1. Engine
Fuel
No. Check item
control
dial
1 Engine speed
MAX
Engine oil
2
pressure
3 Engine speed
MIN
Engine oil
4
pressure
2. Work equipment speed
Fuel
No. Check item
control
dial
1 Boom RAISE
2 Arm IN
3 Arm OUT
4 Bucket CURL
MAX
5 Swing (5 turns)
Travel
6
(5 idle turns)
3. Hydraulic drift of work equipment
Fuel
No. Check item
control
dial
Hydraulic drift of
1 Engine stopped
bucket tip
10
Serial No. Service meter
Checking condition
Work- Auto-
Operation of work
ing decel-
mode eration
All levers in neutral
P OFF
All levers in neutral
Checking condition
Work-
ing Checking posture, etc.
mode
Work equipment extended fully
Boom top horizontal
Boom top horizontal
Arm cylinder retracted fully
P
Work equipment extended fully
Swing right and left
One side of track
pushed up and turned
forward and backward
Checking condition
Work-
ing Checking posture, etc.
mode
Boom top horizontal
Arm cylinder retracted fully
Bucket loaded
User's name
Unit
equipment
rpm
MPa
2
{kg/cm }
rpm
MPa
2
{kg/cm }
Unit
sec
sec
sec
sec
sec
LO STD sec
HI STD sec
Unit
mm/
15 min
30 Testing and adjusting
Date of execution
/ /
Standard
Service limit
value for new
value
machine
2,090 – 2,210 2,090 – 2,210
0.34 – 0.59 0.25
{3.47 – 6.02} {2.5}
1,050 – 1,150 1,050 – 1,150
Min. 0.10 0.07
{Min. 1.0} {0.7}
Standard
Service limit
value for new
value
machine
3.5 – 4.1 Max. 4.4
2.9 – 3.5 Max. 4.0
2.4 – 3.0 Max. 3.7
2.6 – 3.2 Max. 3.7
25.3 – 29.3 23.3 – 31.3
Max. 39.5 Max. 49
Max. 22.3 Max. 27
Standard
Service limit
value for new
value
machine
Max. 310 Max. 460
PC138US, USLC-8
Inspector
Mea-
sured
value
Mea-
sured
value
Mea-
sured
value