In additional, Piston rod (2221010253) & Packing cartridge set (2221011003) doesn’t need to buy in this time. Please treat it as PJ.
Reason:
- Repairable.
- Equipment have equipped with many safeguarding device which damaged beyond repair would unlikely.
- Operating condition does not extreme, so piston rod & packing cases can last longer by experience.
- Compressors A & B are spared each other so the equipment criticality classification does not high.