Rittenhouse D50

Hypro D50 Diaphragm Pump User Manual

Model: D50 | Brand: Rittenhouse

Introduction

The Hypro D50 Medium Pressure Diaphragm Pump is engineered for efficient and reliable fluid transfer, particularly recommended for spraying hard-to-handle fluids. Its design emphasizes low-cost maintenance and offers almost wear-free operation, making it suitable for a wide variety of spraying applications. This manual provides essential information for the proper setup, operation, and maintenance of your D50 pump to ensure optimal performance and longevity.

Product Overview

Hypro D50 Diaphragm Pump, front view showing the main pump body, red manifold, and clear oil sight glass.

Figure 1: Front view of the Hypro D50 Diaphragm Pump. This image highlights the robust construction, including the main pump body, the red manifold, and the clear oil sight glass for easy fluid level monitoring. The visible label indicates key specifications such as model number, flow rate, pressure, and recommended oil type.

Setup and Installation

Proper installation is crucial for the safe and efficient operation of your Hypro D50 pump. While professional installation is recommended, the following general steps outline the process:

  1. Mounting: Securely mount the pump to a stable, level surface capable of supporting its weight and resisting vibrations during operation. Ensure adequate clearance around the pump for ventilation and maintenance access.
  2. Fluid Connections: Connect the inlet hose (1-1/4" HB Inlet) to your fluid source and the outlet hose (1/2" HB Outlet) to your spraying system or discharge point. Ensure all connections are tight and leak-free. Use appropriate hose clamps and fittings.
  3. Power Source: Connect the pump to a suitable power source as specified by the manufacturer. Verify that the power supply meets the pump's electrical requirements.
  4. Initial Fluid Fill: Before first use, ensure the pump is properly primed according to the system's requirements. For the pump's internal lubrication, verify the oil level in the sight glass. The OCR of the product image indicates "USE Hypro Oil PN:2160 0038".
  5. System Check: Before full operation, perform a brief test run to check for any leaks, unusual noises, or operational issues.

Operating Instructions

Follow these guidelines for safe and effective operation of your D50 Diaphragm Pump:

  • Fluid Compatibility: Ensure the fluid being pumped is compatible with the pump's materials of construction to prevent damage or corrosion.
  • Start-Up: Ensure all valves are correctly positioned and the system is ready for operation. Slowly open the discharge valve after starting the pump to allow for gradual pressure build-up.
  • Pressure Regulation: Adjust the system pressure as needed using appropriate pressure regulators or bypass valves. The pump is rated for up to 580 psi.
  • Monitoring: Regularly monitor the pump's performance, including pressure, flow rate, and any unusual noises or vibrations. Check the oil level periodically during extended operation.
  • Shut-Down: Before shutting down, close the discharge valve. Turn off the pump and relieve any remaining system pressure.

Maintenance

The Hypro D50 pump is designed for low maintenance, but regular checks are essential for its longevity and optimal performance:

  • Oil Level Check: Regularly inspect the oil level through the sight glass. Maintain the oil level within the recommended range. The OCR of the product image indicates "USE Hypro Oil PN:2160 0038". Refer to the official Hypro documentation for specific oil change intervals and procedures.
  • Diaphragm Inspection: Periodically inspect the diaphragms for signs of wear, cracking, or damage. Replace diaphragms as needed to prevent leaks and maintain pump efficiency.
  • Valve Inspection: Check the inlet and outlet valves for proper seating and wear. Clean or replace if necessary.
  • Hose and Fitting Inspection: Inspect all hoses and fittings for wear, cracks, or leaks. Replace any damaged components immediately.
  • Cleaning: After use, especially with corrosive or viscous fluids, flush the pump with clean water to prevent residue buildup.
  • Storage: When storing the pump for extended periods, ensure it is clean and dry. Protect it from freezing temperatures if applicable.

Troubleshooting

This section provides solutions to common issues you might encounter with your Hypro D50 pump. For more complex problems, consult a qualified technician.

ProblemPossible CauseSolution
Pump not priming/No flow
  • Air leak in suction line
  • Clogged inlet filter
  • Insufficient fluid supply
  • Damaged diaphragm
  • Check all suction connections for tightness.
  • Clean or replace inlet filter.
  • Ensure adequate fluid in the supply tank.
  • Inspect and replace diaphragm if damaged.
Low pressure
  • Worn diaphragms or valves
  • Air in the system
  • Pressure regulator malfunction
  • Inspect and replace worn components.
  • Bleed air from the system.
  • Check and adjust/replace pressure regulator.
Oil leakage
  • Loose bolts
  • Worn seals or O-rings
  • Overfilled oil reservoir
  • Tighten all external bolts.
  • Inspect and replace seals/O-rings.
  • Drain excess oil to the correct level.
Excessive vibration/noise
  • Improper mounting
  • Cavitation (air in fluid)
  • Internal component wear
  • Ensure pump is securely mounted.
  • Check suction line for air leaks; ensure adequate fluid supply.
  • Consult a qualified technician for internal inspection.

Specifications

FeatureDetail
ModelD50
BrandRittenhouse (Manufacturer: Hypro)
Maximum Flow Rate14 gpm (17.4 Gallons Per Minute)
Maximum Pressure580 psi
Inlet Connection1-1/4" HB Inlet
Outlet Connection1/2" HB Outlet
MaterialStainless Steel
ColorBlack
Power SourceCorded Electric
Item Weight39 Pounds
Product Dimensions19 x 15 x 18 inches
UPC734943001670

Warranty and Support

For specific warranty information, please refer to the documentation provided with your purchase or contact Rittenhouse customer support. For technical assistance, parts, or service, please reach out to the manufacturer, Hypro, or an authorized service center. Always provide your pump's model number (D50) and serial number when seeking support.

You can also visit the Rittenhouse Store on Amazon for additional product information and support resources.

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