Multiquip px400, cx400 manual Impeller/Mechanical Seal Replacement PX400

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maintenance

Inspecting Lubrication Oil (Mechanical Seal)

1.Block the oil fill opening with a finger and roll pump to one side to drain (Figure 18) oil into a small transparent container.

2.If oil is cloudy (milky) or has water in it, indicates that mechanical seal is defective or worn. Replace mechanical seal.

Impeller/Mechanical Seal Replacement (PX400)

Reference the following procedure and Figure 20 for the removal of the impeller and mechanical seal.

1.Remove the 4 bolts, nuts and washers that secure, casing cover to the casing..

 

MECHANICAL

 

SEAL

 

REMOVE BOLTS

 

4 PLACES

 

CASING

 

COVER

CONICAL LOCK

 

WASHER

 

IMPELLER

 

O-RING

IMPELLER

 

 

WASHER

IMPELLER

 

SCREW

 

 

CASING

 

REMOVE NUTS

 

4 PLACES

Figure 20. Mechanical Seal Impeller

Removal (PX400)

2.Remove any debris that may have accumulated on the impeller.

3.If replacement of the impeller is required, remove impeller screw and washer.

4.Slide mechanical seal from casing cover cavity and replace with new one.

5.Replace o-ring, impeller washer and conical lock washer if necessary.

6.Reassemble in reverse order.

Impeller/Mechanical Seal Replacement (CX400)

Reference the following procedure and Figure 21 for the removal of the impeller and mechanical seal.

1.Remove the bolts securing the casing cover to the casing .

Figure 21. Mechanical Seal Impeller

Removal (CX400)

2.Remove any debris that may have accumulated on the impeller.

3.If replacement of the impeller is required, remove impeller nut and washer.

4.Slide mechanical seal from casing cover cavity and replace with new one.

5.Replace o-ring, impeller washer and washers, gaskets, oil seal and any other pump components if necessary.

6.Reassemble in reverse order.

page 22 — cx400/px400 Sub. pump • operation and parts manual — rev. #1 (12/03/10)

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Contents Model cx400/px400 Table of Contents CX400/PX400 Submersible PumpChoose from three easy options SaFetY SYmbolS Safety InformationSaFetY meSSageS SymbolGeneral SaFetY „ do not attempt to thaw out a frozen pump by using Pump SaFetY„ never disconnect any emergency or LiFting SaFetY Power Cord/Cable SafetyControl box Safety Grounding SafetyDimensions PX400Model Voltage Type SpecificationModel CX400/PX400 UL/CSAPerformance curve Pump Performance CurveGeneral information Components Allows the pump to run dry for a limited period of timeDirect power operation Direct Power OperationDesign Features Float switchesMechanical Float Switch How It WorksFloat Switches Mounting The Float SwitchesFloat switches control box CB3 Control BoxHose Connections Pump Power Connections No Control BoxOperation Attaching Lifting RopePower Cord Requirements Control Box InstallationSingle-Phase Power Installation Input Control Box MountingConnecting AC Power to the Pump Motor Connecting Dual float Switch SW-1WOP To Control BoxConnecting AC Power to the CB3 Control Box ContractorAutomatic Operation Turning On The PumpManual Operation Shut-DownLubrication MaintenanceCleanup Lay pump flat on its side PX400 only as shown in FigureImpeller/Mechanical Seal Replacement CX400 Impeller/Mechanical Seal Replacement PX400Remove the bolts securing the casing cover to the casing Electrical Insulation Testing Why perform electrical insulation testing?Symptom SolutionCb3 Control BoX wiring diagram Wiring DiagramExplanation of Code in Remarks Column To 3 Units Suggested Spare PartsQty Description CX400 pump assy Part Name QTY PX400 pump assy Part Name QTY Remarks Terms and Conditions of Sale Parts FreigHt policYPage HERE’S HOW to GET Help

px400, cx400 specifications

The Multiquip CX400 and PX400 are cutting-edge equipment designed to make tasks in construction and landscaping more efficient and effective. These models are well-regarded for their reliability, durability, and advanced features, making them suitable for a wide range of applications.

The CX400 is known for its robust construction and powerful performance. It features a heavy-duty frame, which provides excellent stability during operation. The model is equipped with a reliable engine that ensures high torque and performance, allowing it to tackle various tasks with ease. Additionally, the CX400 boasts advanced hydraulic systems that enhance its lifting capacity and operational efficiency, making it ideal for heavy lifting and material handling in various environments.

On the other hand, the PX400 is designed for versatility and efficiency. This model is particularly well-suited for urban applications and tighter spaces due to its compact design. Despite its smaller size, the PX400 doesn't compromise on power. It offers an impressive lifting capacity and is equipped with a smooth-operating hydraulic system that allows for precise control during operation.

Both models come with user-friendly controls that simplify operation and increase productivity. The ergonomic design of the operator’s platform ensures comfort during extended use. Additionally, these machines feature enhanced safety features, including a robust guarding system and emergency stop functions, ensuring the safety of operators and personnel on job sites.

Another notable characteristic of the CX400 and PX400 is their fuel efficiency. Designed with modern engines that minimize fuel consumption while maximizing output, these models can significantly reduce operational costs over time. They are also engineered for easy maintenance, featuring accessible components that make routine checks and servicing straightforward.

Moreover, the Multiquip CX400 and PX400 are compatible with various attachments, allowing users to customize their machines for specific tasks. This adaptability makes them an invaluable asset to contractors and equipment rental companies alike.

In conclusion, the Multiquip CX400 and PX400 stand out in the construction and landscaping industry due to their powerful performance, advanced technologies, user-friendly features, and versatility. They are engineered to meet the demands of modern job sites while ensuring safety, efficiency, and reliability. Whether for heavy lifting or operating in confined spaces, these machines are equipped to handle a range of tasks effectively.
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