Full Diagram
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If you're servicing or troubleshooting a Welch Model 1400N vacuum pump, you need fast access to part numbers, assembly orientation, and component relationships. This linked parts diagram gives you a complete visual breakdown of the 1400N’s internal and external components—no guesswork, no delays.
Use it to:
- Identify worn or damaged parts by location and number
- Order exact replacements using the correct part codes
- Understand how components fit together before disassembly or reassembly
- Train new technicians on the pump’s internal structure
Key callouts from the diagram
- Motor Assembly: Clearly labeled with mounting orientation and fastener locations
- Valve Plate & Gasket Stack: Shows sequence and alignment for reassembly
- Rotor & Vanes: Identifies wear-prone components with part numbers for quick ordering
- Exhaust Filter Housing: Highlights seals and filter elements that require periodic replacement
- Hardware Index: All screws, washers, and pins are numbered and cross-referenced
FAQs
Use the diagram’s visual layout to match the part’s shape and position. Cross-reference with the part number in the PDF.