Perkins 1506 — Aftercooler Core - Inspect/Clean/Test - Test
Testing & diagnosis
For the Perkins 1506, from the Perkins owner's manual.
Applies to: Perkins 1506A engine, Perkins 1506C engine, Perkins 1506D engine
Procedure
- Inspect the core for trapped debris and cleanliness; remove debris and repeat cleaning if necessary.
- Inspect the core for damage and perform a pressure test to detect leaks.
- Plug both ends of the aftercooler core and pressurize to 205 kPa (30 psi); submerge in water and look for bubbles.
- If any leaks are found, do not attempt to repair the core.
Specs & values
- Pressure test 205 kPa (30 psi)
Source: Perkins 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.