INTRODUCTION
General specification - Tractor with mechanical transmission
Model
Boomer 20 -
Mechanical
Model
Boomer 25 -
Mechanical
ENGINE
Type
Diesel
Diesel
Model
S3L
S3L2
Engine Gross Horsepower
17 kW
(
23 Hp
) @
2700 RPM
20 kW
(
27 Hp
) @
2700 RPM
Cylinders
3
3
Bore
78 mm
(
3.07 in
)
78 mm
(
3.07 in
)
Stroke
92 mm
(
3.62 in
)
92 mm
(
3.62 in
)
Displacement
1.126 l
(
68.65 in³
)
1.318 l
(
80.4 in³
)
Compression Ratio
22.0:1
22.0:1
Firing Order
1–3–2
1–3–2
Low Idle Speed
1000 RPM
1000 RPM
Maximum Speed:
2900 RPM
2900 RPM
High Idle
2900 RPM
2900 RPM
Rated
2700 RPM
2700 RPM
Valve Clearance (Cold)
Intake
0.25 mm
(
0.010 in
)
0.25 mm
(
0.010 in
)
Exhaust
0.25 mm
(
0.010 in
)
0.25 mm
(
0.010 in
)
CAPACITIES
Fuel Tank
25.0 l
(
6.6 US gal
)
25.0 l
(
6.6 US gal
)
Cooling System
3.8 l
(
4.0 US qt
)
3.8 l
(
4.0 US qt
)
Engine Crankcase:
With Filter
4.2 l
(
4.4 US qt
)
4.2 l
(
4.4 US qt
)
Rear Axle & Transmission (Includes
Hydraulics)
24 l
(
6.3 US gal
)
24 l
(
6.3 US gal
)
Front Axle
3.0 l
(
3.2 US qt
)
3.0 l
(
3.2 US qt
)
COOLING SYSTEM
Type
Pressurized Liquid with Recirculating
Bypass
Pressurized Liquid with Recirculating
Bypass
Water Pump:
Type
Centrifugal
Centrifugal
Drive
V-Belt
V-Belt
Belt Deflection
10 - 13 mm
(
0.4 - 0.5 in
) when
10 kg
(
22 lb
) pressure is applied midway
between belt pulleys
10 - 13 mm
(
0.4 - 0.5 in
) when
10 kg
(
22 lb
) pressure is applied midway
between belt pulleys
Fan Diameter
340 mm
(
13.4 in
)
340 mm
(
13.4 in
)
Thermostat:
Start to Open
76.5 °C
(
170 °F
)
76.5 °C
(
170 °F
)
Fully Open
90 °C
(
194 °F
)
90 °C
(
194 °F
)
Radiator Cap
90 kPa
(
13 psi
)
90 kPa
(
13 psi
)
ELECTRICAL SYSTEM
Alternator
12 V
, Heavy Duty,
50 A
12 V
, Heavy Duty,
50 A
Battery
12 V
, w/ negative ground, 560 cca
BCI Group 85
12 V
, w/ negative ground,560 cca BCI
Group 85
Starting Motor
Solenoid Pre-Engaged Reduction
Solenoid Pre-Engaged Reduction
FUEL SYSTEM
Fuel Type
Diesel
Diesel
Type of Fuel to Use if Above
4 °C
(
40 °F
)
No. 2-Diesel, Cetane Rating:
Minimum 40
No. 2-Diesel, Cetane Rating:
Minimum 40
48017684 02/06/2016
23
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