Depa DH50-FA - User Manual

1
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

Summary

2.0 Safety Precautions

2.1 General Safety Information

Prerequisites for safe operation, maintenance, and required qualifications.

2.2 Identification of Danger Sources

Identification of potential hazards from pneumatic, hydraulic, and electrical energy.

2.3 Permitted Operators

Criteria for personnel authorized to operate, service, or repair the pump.

2.4 Intended Use of the Pump

2.5 Unintended Use Consequences

2.6 Conversions and Alterations

2.8 Maintenance and Repair Work Guidelines

Guidelines for qualified personnel performing maintenance and repair activities.

2.9 Personal Protective Outfit Recommendations

Recommended personal protective equipment for various tasks.

2.10 Safety for Work on Pressurized Lines

Precautions when working with pressurized fluid and air lines.

3.0 Installation Procedures

3.1 Pre-Installation Checks

Essential checks and preparations before commencing pump installation.

3.2 Connecting Lines Design

3.3 Pump Placement and Installation Options

3.5 Air Supply Line Connection

3.6 Suction and Pressure Pipe Connections

3.11 Equipotential Bonding and Earthing

Requirements for grounding and bonding in potentially explosive areas.

3.13 Exhaust Air Routing

4.0 Pump Operation

4.1 General Operation Readiness

4.2 Switching the Pump On

Procedure for starting the pump and important initial warnings.

4.3 Flow Control Methods

4.4 Switching the Pump Off

4.5 Emergency Procedures

Actions to take in case of an emergency situation.

4.7 Diaphragm Monitoring (Conductive)

4.8 Diaphragm Monitoring (Capacitive)

4.9 Cleaning for Food Applications (CIP)

Procedures for cleaning pumps used in food processing environments.

4.10 Diaphragm Break Sensor Operation

4.11 Pulsation Damping Techniques

5.0 Maintenance Procedures

5.1 Inspection Periods

5.2 Pump Cleaning Guidelines

5.3 Dismantling and Assembling

General procedures and safety measures for pump disassembly and reassembly.

5.3.1 Series DL, DP, DZ, DF, DB, DH-PT;TL Maintenance

5.3.1.1 Diaphragm, Valve Seat, Ball Replacement

Detailed steps for replacing critical internal pump components.

5.3.1.2 Elastomer Component Replacement

5.3.1.3 PTFE Diaphragm Replacement

5.3.1.4 Internal Control Valve Replacement

5.3.1.5 External Q-Control Valve Replacement

5.3.1.6 DEPA AirSave System Replacement

5.3.1.7 Pressure Booster (DB Series) Assembly;Disassembly

5.3.2 Series DH-FA;SA;SS Maintenance

5.3.2.1 Elastomer Component Replacement (DH)

5.3.2.2 Diaphragm, Valve Seat, Ball Replacement (DH)

Detailed steps for replacing critical internal pump components.

5.3.2.3 Control Block Disassembly

5.3.2.4 Internal Valve Replacement

5.3.2.5 AirSave Control Valve (M-Valve) Replacement

5.4 Pump Assembling Guidelines

6.0 Troubleshooting Guide

10.0 Equipment for Potentially Explosive Environments

10.1 Category 1 Equipment Requirements

Specific requirements and guidelines for Category 1 equipment.

10.1.1 Design, Housing, and Materials (Cat 1)

Material specifications and design considerations for Category 1 equipment.

10.1.2 Usage Instructions (Zone 0)

Operating guidelines for pumps in Zone 0 environments.

10.1.3 Equipotential Bonding (Cat 1)

Earthing and bonding requirements for explosive atmospheres.

10.1.5 Equipment Category 1 Accessories

10.3 Temperature Information (Cat 1 & 2)

10.3.1 Surface Temperature

10.3.2 Pumped Medium Temperature Limits

10.4 Maintenance for Cat 1 & 2 Equipment

11.0 Tightening Torques

Series L, Size 25-80 Torque Values

Specific torque values for Series L pumps, sizes 25-80.

Series DH-UE, Size 25-50 Torque Values

Specific torque values for Series DH-UE pumps, sizes 25-50.

Series SF, Size 25-50 Torque Values

Specific torque values for Series SF pumps, sizes 25-50.

Series M, Size 15 Torque Values

Specific torque values for Series M pump, size 15.

Series M, Size 25-80 Torque Values

Specific torque values for Series M pumps, sizes 25-80.

Series P, Size 15-80 Torque Values

Specific torque values for Series P pumps, sizes 15-80.

Series PT, Size 15-80 Torque Values

Specific torque values for Series PT pumps, sizes 15-80.

Series P, Typ DH, Size 50 Torque Values

Specific torque values for Series P, Type DH, size 50.

Series M, Type DH-FA;SA;SS, Size 15 Torque Values

Specific torque values for Series M, Type DH-FA/SA/SS, size 15.

Series M, Type DH-FA;SA;SS, Size 25-80 Torque Values

Specific torque values for Series M, Type DH-FA/SA/SS, sizes 25-80.

Series P, Type DH-PT;-TL, Size 15-40 Torque Values

Specific torque values for Series P, Type DH-PT/-TL, sizes 15-40.

Series P, Typ TP, TPL, Size 15-50 Torque Values

Specific torque values for Series P, Type TP, TPL, sizes 15-50.

Series P, Type PM, Size 15-40 Torque Values

Specific torque values for Series P, Type PM, sizes 15-40.

Depa DH50-FA Specifications

General

Brand	Depa
Model	DH50-FA
Category	Water Pump
Language	English