Specifications - Lehman SP90 Owner's Manual

Marine diesel engine
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Specifications

TYPE
MODEL
MODEL (LEHMAN)
FIRING ORDER
CRANKSHAFT ROTATATION
GOVERNED SPEED (Max) NO LOAD
UNDER LOAD
IDLING SPEED
EXHAUST SIZE
EXHAUST BACK PRESSURE (Max)
COLD START
VALVES
VALVE CLEARANCE (hot/cold)
PISTONS
COMBUSTION CHAMBER
PISTON RINGS
CAMSHAFT
CRANKSHAFT
MAIN BEARINGS
LUBE SYSTEM:
MIN OIL PRESSURE
LUBRICANT
Above 909 ambient
20 to 90"f ambient
Below 309 ambient
OIL COOLER
TIMING
INJECTORS
PRESSURE
FUEL LIFT PUMP
OPERATING TEMP.
MAXIMUM TEMP.
C I RC U LATlON
SUGGESTED BATTERY
LOCKTORQUE
RUNNING TORQUE
HEAT EXCHANGER
RAW WATER PUMP
MANIFOLD, EXHAUST
MANIFOLD, INTAKE
AIR FILTER ELEMENT
ENGINE MOUNTINGS
FUEL LINE
TACHOMETER ADAPTOR
FAN BELTTENSION
254 cu/in. 4 Cyl.
4 CYCLE, OVERHEAD VALVE, DIRECT INJECTION
1-2-4-3
2850
2600
3.5" ID H O S E :
1 1 h Ib/sc
Auto Excess fuel device
Aluminium allo!
Machined in piston crown
2 Compression; 1 Oil control.
Cast iron alloy; Gear driven
5
41 PSI at 1600 RPM & 47 at 2000 RPM
Shell and tube type heat exchanger
22" BTDC No. 1 piston
-
Test Pressure 265/275
Diaphragm with hand priming IL
159 liters/min.
37.5 ft/lbs., 1240 amp. draw Max
Shell and tube type, 2 pass
Bronze, single impeller type, gear driven
Gray iron, fresh water, cooled
Polyurethane, 40 pore, replaceable.
Rubber compound, adjustable
C.C.W. at 1/2 engine speed. Adapts to 7/8"
*May be adjusted in certain conditions to 20" BTDC No. 1 Piston
380 cu/in. 6 Cyl.
363 cu/in 6 Cyl. Turbo.
80 PSI between Cyl
Free turr
Steel forging
7
-
230°F
165
SAE 30
SAE 20W/20
SAE 1OW
4 hole
-
82"
94°C
120 AMP/HR
Integral with exhaust
1 / 2 free movement
and 6 Cyl. TurboAnt.
.
1-5-3-6-2-4
3"
3 compression-
+
1
oil control
7
BTDC No.
1 Diston*
-.-
180 liters/min
Wire Mesh
-
18 f e r r u l e .

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Sp135Sp185Sp225Sp275

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