Cummins/Onan GTA14 / GTA14 qi 20 NA — Air Cleaner Restriction - Checking
Maintenance · Air intake system
For the Cummins/Onan GTA14 / GTA14 qi 20 NA, from the Cummins/Onan owner's manual.
Applies to: Cummins/Onan GTA14 qi 20 NA, Cummins/Onan GTA14 engine
Before you start
- Never operate the engine without an air cleaner
Procedure
- For turbocharged engines operate at rated RPM and full load.
- Check air cleaner service indicator or gauge.
- Change filter element when red indicator flag is raised.
- Reset button in end of service indicator after servicing.
Specs & values
- Maximum intake air restriction with dirty element 685 mm H2O [25 in H2O]
Full service-parts list: Cummins/Onan GTA14 qi 20 NA →
Source: Cummins/Onan owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.