Giant LP122A-3100 operating instructions Pump System Malfunction

Page 9

PUMP SYSTEM MALFUNCTION

MALFUNCTION

CAUSE

REMEDY

The Pressure and/

Worn packing seals

Replace packing seals

or the Delivery

Broken valve spring

Replace spring

Drops

Belt slippage

Tighten or Replace belt

 

Worn or Damaged nozzle

Replace nozzle

 

Fouled discharge valve

Clean valve assembly

 

Fouled inlet strainer

Clean strainer

 

Worn or Damaged hose

Repair/Replace hose

 

Worn or Plugged relief valve on pump

Clean, Reset, and Replace worn parts

 

Cavitation

Check suction lines on inlet of

 

pump for restrictions

 

 

Unloader

Check for proper operation

 

 

 

Water in crankcase

High humidity

Reduce oil change interval

 

Worn seals

Replace seals

 

 

 

Noisy Operation

Worn bearings

Replace bearings, Refill crankcase

 

oil with

recommended lubricant

 

Cavitation

Check inlet lines for restrictions

 

 

and/or proper sizing

 

 

 

Rough/Pulsating

Worn packing

Replace packing

Operation with

Inlet restriction

Check system for stoppage, air

Pressure Drop

 

leaks, correctly sized inlet

 

 

plumbing to pump

 

Accumulator pressure

Recharge/Replace accumulator

 

Unloader

Check for proper operation

 

Cavitation

Check inlet lines for restrictions

 

 

and/or proper size

 

 

 

Pump Pressure as

Restricted discharge plumbing

Re-size discharge plumbing to Flow

Rated, Pressure

 

Rate of Pump

Drop at Gun

 

 

 

 

 

Excessive

Worn plungers

Replace plungers

Leakage

Worn packing/seals

Adjust or Replace packing seals

 

Excessive vacuum

Reduce suction vacuum

 

Cracked plungers

Replace plungers

 

Inlet pressure too high

Reduce inlet pressure

 

 

 

High Crankcase

Wrong Grade of oil

Giant oil is recommended

Temperature

Improper amount of oil in crankcase

Adjust oil level to proper amount

9

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Contents Model Important Operating Conditions Installation InstructionsPulley Information Horsepower InformationExploded View LP122A-3100 Partno Description Spare Parts List LP122A-3100 PumpLP122A-3100 Repair Instructions 29E 29A 29B 29D 29C LP122A-3100 Repair Instructions Pump System Malfunction LP122A-3100 Torque Specifications LP122A-3100 Dimensions Inches mm Giant Industries Limited Warranty
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LP122A-3100 specifications

The Giant LP122A-4000, LP255 Series, LP122A Series, LP123 Series, and LP122A-3100 are renowned for their advanced engineering and robust features tailored for various applications in industrial and commercial settings. These models showcase a blend of power, efficiency, and user-friendly design, making them highly regarded choices among professionals.

One of the key features of the Giant LP122A-4000 is its impressive performance capabilities. Engineered with a powerful motor, this model can handle heavy-duty tasks with ease, ensuring seamless operations. It is equipped with state-of-the-art technology that optimizes energy consumption, which not only improves performance but also reduces operational costs. The LP122A-4000 stands out for its exceptional durability, built to withstand the rigors of demanding environments.

The LP255 Series offers versatility with its range of applications. Designed for adaptability, these units can be modified to meet specific user requirements. With advanced control systems, the LP255 ensures precision and efficiency, providing users with the ability to manage operations tailored to their needs. Its compact design also makes it suitable for environments where space is a premium.

The LP122A Series is noted for its user-centric features. It includes intuitive controls and interfaces that enhance the overall user experience. Safety is a priority, with built-in mechanisms that ensure secure operation. The LP122A Series is not only functional but also emphasizes ease of use, allowing operators to focus on productivity without unnecessary distractions.

For those in need of a more streamlined option, the LP123 Series is an excellent choice. This model is engineered for easy maintenance and quick servicing, minimizing downtime and maximizing efficiency. With a robust construction, it offers reliability, making it ideal for continuous operations in various industries.

Lastly, the LP122A-3100 combines the best of both worlds—efficiency and power. Equipped with advanced performance technology, it excels in demanding applications, providing a seamless user experience. This model integrates advanced monitoring systems that allow users to track performance metrics in real-time, further enhancing operational efficiency.

In summary, the Giant LP122A-4000, LP255 Series, LP122A Series, LP123 Series, and LP122A-3100 exemplify innovation and reliability in the industry. Their features, including powerful motors, user-friendly controls, and versatile adaptations, make them indispensable tools for professionals looking to boost productivity while maintaining high standards of safety and efficiency.