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Depa DL25-PM - User Manual

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DEPA
®
Air Operated Diaphragm Pumps
www.depapumps.com
www.cranecpe.com
Air Operated
Diaphragm Pumps
Operating and
Installation Instructions
Installation, Operation
and Maintenance
BA-DL-GB/01.19

Table of Contents

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Summary

1.0 Introduction

1.4 Technical data

2.0 Safety

2.1 General information

Provides essential safety prerequisites and general guidelines for operating personnel.

2.2 Danger sources

Identifies potential hazards associated with pneumatic, hydraulic, and electrical systems of the pump.

2.3 Permitted operators

Specifies who is authorized to operate, service, or repair the pump.

2.4 Intended use

Defines the designated purpose of the air-operated diaphragm pump and warns against misuse.

2.5 Unintended use

Details consequences of using the pump outside its intended application or exceeding specified limits.

2.6 Conversions and alterations to the pump

Prohibits unauthorized modifications to the pump and safety installations.

2.8 Maintenance and repair work

Outlines safety procedures and qualifications required for maintenance and repair tasks.

2.9 Personal protective outfit

Lists recommended personal protective equipment for various work scenarios involving the pump.

2.10 Safety information for work on lines under pressure

Provides critical safety advice for working with pressurized lines and handling hazardous fluids.

3.0 Installation

3.1 To be observed before installation

Lists prerequisites and checks before commencing pump installation.

4.0 Operation

4.1 General

General readiness checks and initial setup before operating the pump.

4.2 Switching on the pump

Provides instructions and warnings for starting the pump, including pre-start checks.

4.5 What to do in events of emergency

Outlines immediate actions to take in emergency situations involving the pump.

5.0 Maintenance

5.3 Dismantling and assembling

Outlines general safety precautions and procedures for pump disassembly and reassembly.

5.3.1.1 Replacement of diaphragms, valve seats and valve balls

Details the process for replacing diaphragms, valve seats, and valve balls with various material options.

5.3.1.2 Replacement of elastomer components

Guides on disassembling parts to replace elastomer components like O-rings and seals.

5.3.1.3 Replacement of the PTFE diaphragm

Provides specific instructions for replacing PTFE diaphragms, including material considerations.

5.3.1.4 Replacement of the internal control valve

Details the procedure for replacing the internal control valve assembly.

5.3.1.5 Replacement of the external Q-control valve

Guides on replacing the external Q-control valve without disassembling the entire pump.

5.3.1.6 Replacement of the outside DEPA AirSave System (DL15;25;40)

Explains how to replace the external DEPA AirSave System components.

5.3.2.1 Replacement of elastomer components

Refers to previous section for replacing elastomer components in DH-FA/SA/SS series.

5.3.2.2 Replacement of diaphragms, valve seats and valve balls

Details replacing diaphragms, valve seats, and balls for DH-FA/SA/SS series pumps.

5.3.2.4 Replacement of internal valve

Refers to previous section for replacement of internal valves.

6.0 Troubleshooting

8.0 Spare Parts

10.0 Category 1 and 2 equipment intended for use in potentially explosive environments

11.0 Tightening torques

Depa DL25-PM Specifications

General IconGeneral
BrandDepa
ModelDL25-PM
CategoryWater Pump
LanguageEnglish

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