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375 Caterpillar Standard and Aftercooled/Filtered Operator’s Manual and Parts List
Section 2
DESCRIPTION
INTRODUCTION 2.1
The Sullair 300HH, 375, 375H, and 425 CFM Standard
and Aftercooled Portable Air Compressors offer superior
performance, reliability and require a minimal amount of
maintenance. Compared to other compressors, Sullair’s
are unique in terms of reliability and durability. Compressor
internal components require no routine maintenance
inspections.
DESCRIPTION OF COMPONENTS2.2
Figure 2-1 shows the main components and
subassemblies of the Sullair 300HH, 375, 375H, and 425
Standard and Aftercooled Portable Air Compressors.
These packages include a heavy duty rotary screw air
compressor, a diesel engine, fuel tank, compressor
inlet system, compressor cooling and lubrication
system, compressor discharge system, capacity
control system, instrument panel and electrical
system. A low prole canopy offers improved handling and
mobility. Large side service doors provide easy access to
all serviceable components. This model meets EPA sound
level regulations of 76dbA at 7 meters (23 feet). Sullair air
compressors have the following delivery capacities:
Model 300HH, 300CFM@ 200 psig (13.8 bar)
Model 375, 375CFM @ 100 psig (6.9 bar)
Model 375H, 375CFM @ 150 psig (10.3 bar)
Model 425, 425CFM @ 100 psig (6.9 bar)