"> Heishin NYS
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Heishin

NYS

Heishin NYS — High-concentration sludge and low-fluidity liquid transfer.

Components & Design

Component data being added…

Technical Data

Discharge Volume 0.02-10 m³/h
Maximum Discharge Pressure 1.6 MPa
Type Wide-mouth progressive cavity pump
Feature Accommodates low-fluidity sludge materials

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Common failures & inspection points

Rotor and Stator Wear

Inspect rotor and stator surfaces for erosion, corrosion, or mechanical damage after 700-1000 operating hours maximum, with inspections not exceeding 1500-hour intervals

Seal Integrity and Leakage

Monitor mechanical seals and shaft seals for leaks, misalignment (tolerance: 0.003-0.005 inches runout), and replace if worn to prevent catastrophic rotor damage

Bearing and Lubrication Condition

Check bearings for unusual noise, vibration, or excessive heat; verify lubrication type and grade match manufacturer specifications

Vibration and Alignment

Monitor vibration levels and temperature during operation; check for pump misalignment which causes uneven wear on seals and bearings

Abrasive Particle Damage

Inspect casing and internal passage liners for cracks, erosion holes, and excessive wear from abrasive sludge/slurry particles; measure liner thickness

Type-general inspection and maintenance points for this equipment category — not model-specific.

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Equipment Model #148178 · ✓ still in production