Doosan Ingersoll Rand HP375 WIR, Operating & Maintenance Manual

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Lubrication Operating & Maintenance Manual
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Specifications
General Engine Specifications.
ITEM 4IRD5AE
Number of Cylinders 4
Bore 106 mm (4.19 in.)
Stroke 127 mm (5.0 in.)
Displacement 4.5 L (276 cu in.)
Compression Ratio 17.0:1
Aspiration Turbocharged
Engine Firing Order 1-3-4-2
Valves Per Cylinder 1 Intake
1 Exhaust
Valve Clearance (Cold)
Intake (Checking) 0.31-0.38 mm (0.012-0.015 in)
Exhaust (Adjusting) 0.36 mm (0.014 in.)
Intake (Checking) 0.31-0.38 mm (0.012-0.015 in)
Exhaust (Checking) 0.41-0.48 mm (0.016-0.019 in)
Intake (Adjusting) 0.36 mm (0.014 in.)
Exhaust (Adjusting) 0.46 mm (0.018 in.)
Max. Crank Pressure
0.5 kPa (2 H
2
O)
Vibration Damper Maximum
Radial Runout
1.50 mm (0.060 in.)
Governor Regulation (Industrial) 7-10%
Thermostat Start To Open
82
°
C
Temperature
(180
°
F)
Thermostat Fully Open
94
°
c
Temperature
(202
°
F)
Oil Pressure At Rated
Speed, Full Load (+15 psi) 345 kPa
(50 psi)
Oil Pressure At Low Idle (Minimum) 105 kPa (15 psi)