Compatible — Service Procedure

For these models: 3500B BGX1-Up, 3500B BLF1-Up, 3500B BMB1-Up, 3500B BPJ1-Up, 3500B BRK1-Up, 3500B CMC1-Up, 3500B CNB1-Up, 3500B CPA1-Up, 3500B FDN1-Up, 3500B GAR1-Up, 3500B GZS1-Up, 3500B GZT1-Up.

Procedure

1. Turn the aftercooler core on one side in order
2. Back flush the core with cleaner.
3. Remove the drain plug.
4. Steam clean the core in order to remove any
5. Wash the core with hot, soapy water.
6. Flush the core thoroughly in order to remove
7. Dry the core with compressed air. Direct the air in
8. Prior to installation, inspect any O-rings or seals
9. Inspect the core for trapped debris and
10. Inspect the core for damage and perform a
11. Install the core. Refer to Disassembly and

Source: manual:SEBU7508-09 M.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.