Standard Service Value Table; Standard Value Table For Engine - Komatsu PC88MR-10 Shop Manual

Hydraulic excavator
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Standard service value table

Standard value table for engine

PC88MR-10
Item
Coolant temperature: 75 to 94°C
speed
Hydraulic oil temperature: 45 to
55°C
Exhaust gas
Coolant temperature: 75 to 94°C
color
Coolant temperature: Normal
Valve
temperature
clearance
Compres-
Engine oil temperature: 40 to 60°C
sion
Engine speed: 320 to 360 rpm
pressure
Blowby
Coolant temperature: 75 to 94°C
pressure
Hydraulic oil temperature: 45 to 55°C
Engine oil
Coolant temperature: 75 to 94°C
pressure
E015W40-LA oil
Engine oil
Whole speed range (inside oil pan)
temperature
Fan belt
-
tension
Air
Between compressor pulley and fan pulley
conditioner
Deflection when pressed with finger at 60 N {6.2
compressor
kg}
belt tension
(*1): The maximum speed and rated speed are the values of the travel speed.
PC88MR-10
(ALL-A000-001-K-00-A)
(PC88MR-A000-033-K-00-A)
Machine model
Engine
Measurement condition
Unit
Maximum
speed(*1)
Minimum
rpm
speed
Rated speed
(*1)
At sudden
Bosch
acceleration
index
At the max.
Bosch
speed
index
Intake valve
mm
Exhaust
valve
MPa
{kg/
cm
2
}
kPa
{mmH
2-
O}
High idle
MPa
{kg/
cm
2
}
Low idle
°C
mm
mm
20 Standard value tables
Standard value table for engine
PC88MR-10
SAA4D95LE-6
Standard value
Repair limit
for new
machine
1,950 ± 50
-
1150 (+50 / 0)
-
-
1,950
Max. 0.5
Max. 2.0
Max. 0.5
Max. 1.5
-
0.35
-
0.50
Min. 2.9
2.0
{Min. 30}
{20}
Max. 0.98
1.47
{Max. 100}
{150}
0.34 to 0.59
0.25
{3.5 to 6.0}
{2.5}
Min. 0.18
0.15
{Min. 1.8}
{1.5}
80 to 115
120
Automatic
Automatic
adjustment
adjustment
(Auto-
(Auto-
tensioner)
tensioner)
6 to 9
6 to 9
20-3

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