ZX/ZXL Clean Water Self-Priming Pump – Technical Documentation
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ZX/ZXL Clean Water Self-Priming Pump – Technical Documentation

February 28, 2026 Documents

Technical documentation for ZX/ZXL Clean Water Self-Priming Pump. Comprehensive guide covering specifications, installat...

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ZX/ZXL Clean Water Self-Priming Pump

Technical Documentation

1. Product Overview

ZX/ZXL Clean Water Self-Priming Pump is a professional industrial pump designed for demanding applications. This technical documentation provides comprehensive information about specifications, installation, operation, and maintenance.

2. Key Features

  • Advanced hydraulic design for optimal efficiency
  • Robust construction for long service life
  • Easy maintenance and serviceability
  • Compliance with international standards
  • Wide range of configurations available

3. Technical Specifications

Parameter Range Unit
Flow Rate Based on model m³/h
Head Based on model m
Power Based on model kW
Speed 1450/2900 r/min
Efficiency Up to 85 %

4. Applications

Typical applications include:

  • Industrial water supply and circulation
  • HVAC systems
  • Building services
  • Process applications
  • Municipal water systems

5. Installation Guidelines

  1. Prepare foundation according to specifications
  2. Position pump and align with driver
  3. Connect suction and discharge piping
  4. Install electrical connections
  5. Prime pump before starting
  6. Perform initial start-up checks

6. Operation

6.1 Start-Up Procedure

  1. Check all connections are tight
  2. Verify rotation direction
  3. Fill pump with liquid
  4. Open suction valve
  5. Start motor
  6. Gradually open discharge valve

6.2 Operating Parameters

Parameter Normal Range Alert
Bearing Temperature <75°C >80°C
Vibration <2.8 mm/s >4.5 mm/s
Motor Current ≤ FLA >105% FLA

7. Maintenance

7.1 Daily Checks

  • Monitor vibration and noise
  • Check bearing temperatures
  • Inspect for leaks
  • Verify pressure readings

7.2 Regular Maintenance

  • Lubricate bearings every 500 hours
  • Inspect mechanical seal quarterly
  • Check alignment annually
  • Replace worn components as needed

8. Troubleshooting

Problem Cause Solution
No flow No prime Prime pump
Low head Worn impeller Replace impeller
High vibration Misalignment Realign
Seal leak Seal wear Replace seal

9. Safety

⚠️ Important Safety Notes:

  • Always lock out power before maintenance
  • Release all pressure before disassembly
  • Allow pump to cool before service
  • Use proper lifting equipment
  • Wear appropriate PPE

10. Technical Support

Shanghai Chaodun Machinery Manufacturing Group Co., Ltd. provides comprehensive technical support including pump selection, installation guidance, operation training, and maintenance support.

Website: https://cd-pump.com

Quality Certifications: ISO9001, CE

Warranty: 12 months from commissioning or 18 months from shipment