27
375 Caterpillar Standard and Aftercooled/Filtered Operator’s Manual and Parts List
SPECIFICATIONS
Electrical System 12 volt 12 volt
Compressor Discharge Temp Shutdown 250°F (121°C) Shutdown 250°F (121°C)
Service Valves (2) ¾" (2) ¾"
Maximum Towing Speed 55 mph (88 kmph) 55 mph (88 kmph)
Axle Rating 5000 lbs
(2268 kg)
5000 lbs
(2268 kg)
Sound Level 76 dBA at 7 m 76 dBA at 7 m
ENGINE: 375H 425
Type Diesel Diesel
Make Caterpillar Caterpillar
Model C4.4 C4.4
Displacement 268 cu/in (4.4L) 268 cu/in (4.4L)
Cylinders 4 4
Bore x Stroke 4.13 x 5.00
(105 mm x 127 mm)
4.13 x 5.00
(105 mm x 127 mm)
Rated Speed 2200 rpm 2200 rpm
Rated Power 129HP/96kW 129HP/96kW
Type of Motor Oil See Engine Operator Manual See Engine Operator Manual
Fuel Tank Capacity 56 gallons
(212 liters)
56 gallons
(212 liters)
Radiator Capacity 4 gallons (15 liters) 4 gallons (15 liters)
Engine Water Temperature Shutdown 225°F (107°C) Shutdown 225°F (107°C)
Minimum Idle Speed 1600 rpm (II) 1600 rpm (II)
Alternator Rating 65 amp 65 amp
(II) DO NOT allow engine idle rpm to drop below minimum idle speed. Compressor and/
or coupling damage will occur. The compressor is equipped with a Low Speed Shutdown
System that will shutdown the compressor if engine speed falls below 1500 rpm.
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