Ensure that when the repaired pump is bolted back to the baseplate, it is aligned to the electric motor using precision laser tools, eliminating angular and offset misalignment stresses.
API RP 697 is the first-edition recommended practice for pump inspection and repair, providing a uniform guide for the entire repair process.
Wear rings act as the internal seal between the high-pressure discharge side and the low-pressure suction side of the impeller. api 697 pump repair pdf free download
The official text for API Recommended Practice (RP) 697 , titled "Pump Repair," is a proprietary standard published by the American Petroleum Institute (API)
Review historical vibration data to identify baseline frequencies. Ensure that when the repaired pump is bolted
Aims to return the pump to its original performance curve. 🔍 Key Phases of the API 697 Repair Process 1. Pre-Disassembly Inspection Before the first bolt is turned, documentation is key. Record as-found conditions. Check for external leaks or structural cracks.
Repairing a process pump involves a sequence of precise engineering steps. Deviating from these steps shortens the mean time between failures (MTBF). 1. Pre-Disassembly Inspection The official text for API Recommended Practice (RP)
API RP 697 is designed to work in tandem with other critical rotating equipment standards:
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