N14 Base Engine Troubleshooting and Repair Manual – 018-019   Air Intake System

Specifications

TOC

Automotive Application

 CAUTION 

Engine intake air must be filtered to prevent dirt and debris from entering the engine. If air intake piping is damaged or loose, unfiltered air will enter the engine and cause premature wear.
Maximum Temperature Rise Between Ambient Air and Engine Air Inlet (ambient above 0°C [32°F] 15°C [30°F]
Maximum Inlet Restriction (clean filter) Normal Duty Element 250 mm H2O [10 in H2O]
Maximum Inlet Restriction (dirty filter) 635 mm H2O [25 in H2O]

Maximum Allowable Pressure Drop Across Charge Air Cooler:

psi 13.5 kPa [2 psi]
Hg (Mercury) 102 mm-Hg [4 in-Hg]

Marine and Industrial Application

Maximum Temperature Rise Between Ambient Air and Engine Air Inlet (ambient above 0°C [32°F] 15°C [30°F]
Maximum Inlet Restriction (clean filter) Normal Duty Element 250 mm H2O [10 in H2O]
Maximum Inlet Restriction (dirty filter) 635 mm H2O [25 in H2O]

Maximum Allowable Pressure Drop Across Charge Air Cooler:

psi 21 kPa [3 psi]
Hg (Mercury) 152 mm-Hg [6 in-Hg]

Last Modified:  16-May-2007