Danfoss APP 5.1 Axial Piston High Pressure Pump User Guide

Danfoss APP 5.1 Axial Piston High Pressure Pump

General information

In connection with a claim or a repair issue of the Danfoss APP 5.1 – 10.2 pumps, it is important that we have appropriate information and photos. This guide provides information about the ‘Claim/Repair Information Document’ and the required information. Similarly, this guide also provides the specific part group photos needed for review by your Danfoss service technician.

Note: we request ALL photos be provided, not just photos of parts that appear damaged.

Information form shown on the right

Pump – product information

• Pump type
• Danfoss code no.
• Serial number

Pump – operation conditions

• Inlet pressure
• Outlet pressure
• Rpm
• Hours of operation
• Filtration inmicron if Nominel or Absolute
• Flow
• Water temperature
• TDS

Pump – additional if possible

• Permeate flush before shut down (yes or no)
• Number of starts per day (average)
• If VFD is used – Ramp up and down time

Reason for pump failure / break down

Identification

• Pump identification label (Serial no.)

Coupling

1. Coupling distance (check before disassembling

Shaft seal

1. Shaft seal (Dynamic rubber bellow part)
2. Shaft seal (Static part surface)
3. Shaft seal (Dynamic part)

Piston shoe

1. Piston shoe (sliding face)
2. Piston shoe (sliding face close-up)
3. Piston shoe (back side)
4. Piston shoe (back side close-up)
5. Piston shoe (back side, joint bearing)
6. Piston rod (surface)

Swash plate

1. Swash plate (surface)

Retainer ball and plate

1. Retainer guide ball (surface)
2. Retainer plate (upper side)
3. Retainer plate (centre bearing)

Port plate

1. Port plate (upper side)
2. Port plate (close-up)

Valve plate

1. Valve plate (surface)
2. Valve plate (thrust pad)
3. Valve plate (thrust pad, close-up)

Housing

1. Housing (bearing inside)

Cylinder barrel

1. Cylinder barrel (out side surface)
2. Cylinder barrel (in side bushings)
3. Cylinder barrel (shaft surface)

Danfoss A/S

• High Pressure Pumps danfoss.com
• tel: +45 7488 2222
• highpressurepumps@danfoss.com

Any information, including, but not limited to information on selection of product, its application or use, product design, weight, dimensions, capacity or any other technical data in product manuals, catalogues descriptions, advertisements, etc. and whether made available in writing, oraly, electronically, onine or via download, shall be considered informative, and is only binding it and to the extent, explicit reference is made in a quotation or order contirmation. Dantoss cannot accept any responsibility for possible errors in catalogues, brochures, videos and other materia. Danfoss reserves the right to alter its products without notice. Ihis also applies to products ordered but not delivered provided that such alterations can be made without changes to form, fit or A hieator All trademarks in this material are property of Danfoss A/S or Danfoss group companies. Danfoss and the Danfoss logo are trademarks of Danfoss A/S. All rights reserved.

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