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Walrus Pump Co., Ltd. HQ800 - User Manual

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HQ Series
Electronic Control Pump
Instruction Manual
“Original Instructions”
HQ Series
ISO 9001 Certified
WALRUS PUMP CO., LTD.
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Summary

EC Declaration of Conformity

Product Overview

Operating Conditions

Installation Guidelines

Piping and Connection Instructions

Flange Installation Best Practices

Guidance on correct flange mounting, screw torque, and ensuring a right-angle connection.

Electrical Connection and Safety

Wiring Diagram Overview

Pump Priming and Starting

Operational Precautions and Safety

Routine Operation and Maintenance

Noise Level Specification

Frequently Asked Questions (FAQ)

Pump Dimensions and Weight

Troubleshooting Common Problems

Pump Fails to Start Troubleshooting

Addresses causes like no power, low voltage, or seized motor, with corresponding remedies.

Pump Stops Unexpectedly Troubleshooting

Explains reasons for shutdown, such as overload, poor water supply, or activated protection features.

Pump Operates Without Water Troubleshooting

Guides on resolving issues where the pump runs but no water is consumed, often due to leaks or air.

Pump Cycles Too Frequently Troubleshooting

Identifies causes for rapid start/stop cycles, like suction pipe leaks or low discharge pressure.

Electric Shock Safety

Emphasizes the critical need for correct grounding to prevent electrical hazards.

Pump Fails to Stop Troubleshooting

Provides solutions for pumps that do not stop automatically, usually related to water supply or check valves.

Low Discharge Flow Troubleshooting

Offers remedies for reduced water output, focusing on water supply and suction pipe blockages.

Product Limited Warranty Terms

Walrus Pump Co., Ltd. HQ800 Specifications

General IconGeneral
BrandWalrus Pump Co., Ltd.
ModelHQ800
CategoryWater Pump
LanguageEnglish

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