Cummins Engine B3.9L Specifications - Genie S-100 Service Manual

Section 2 • Specifications
SPECIFICATIONS
Cummins Engine B3.9L
Displacement
Number of cylinders
Bore and stroke
Horsepower
Firing order
Compression ratio
Compression pressure
pressure (psi or bar) of the lowest cylinder must be at
least 75% of the highest cylinder.
Low idle - no load
High idle - no load
Valve clearance, cold
Intake
Exhaust
Lubrication system
Oil pressure
Oil capacity
(including filter)
Oil viscosity requirements
below 68°F / 20°C
-10° to 68°F / -23° to 20°C
above 15°F / -9°C
Use oils meeting API classification CE (labeled CE/SG).
2 - 8
Injection system
Injection pump make
238 cu in
3.9 liters
Injection pump pressure
4
Injector opening pressure
4.02 x 4.72 inches
102 x 120 mm
Fuel requirement
75 @ 2200 rpm
Alternator output
1 - 3 - 4 - 2
Battery - System
16.5:1
Type
Quantity
AH rating
Cold cranking ampere
Reserve capacity @ 25A rate
1300 rpm
Battery - Engine starting
2350 rpm
Type
Quantity
0.010 in
AH rating
0.254 mm
Cold cranking ampere
Reserve capacity @ 25A rate
0.020 in
0.508 mm
Cooling system
Engine capacity
50 psi
3.45 bar
System capacity
9.5 quarts
9 liters
5W-30
10W-30
15W-40
Genie S-100 & S-105 & S-120 & S-125
First Edition • First Printing
Bosch
5500 psi
379.2 bar
3480 psi
240 bar
diesel number 2-D
63A, 12V
12V, Group 27TM
109AH
630A
160 minutes
12V, Group 4D
190AH
1020A
325 minutes
8.8 quarts
8.3 liters
20 quarts
18.9 liters
Part No. 62401
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