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SPX Hankison DHW 13 User Manual

SPX Hankison DHW 13
12 pages
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DHW Series
Pressure Swing Desiccant Compressed Air Dryer
Models 7 through 50 scfm
FORM NO.: 3215738 REVISION: 07/2014 READ AND UNDERSTAND THIS MANUAL PRIOR TO OPERATING OR SERVICING THIS PRODUCT.
INSTRUCTION MANUAL
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SPX Hankison DHW 13 Specifications

General IconGeneral
ModelDHW 13
TypeRefrigerated Air Dryer
Maximum Inlet Temperature50°C
RefrigerantR134a
Pressure Dew Point3°C
Operating Pressure232 psi (16 bar)

Summary

Important: Read Before Starting

Unpacking Instructions

Instructions for checking shipment for loss or damage upon delivery.

1.0 General Information

2.0 Product Description

2.1 Function

Explains the dual tower regenerative desiccant dryer mechanism.

2.2 Operation

Details the air flow and tower switching process during operation.

2.3 Air By-Pass Assembly

Describes the optional air by-pass assembly for selecting dry or bypass modes.

3.0 Installation Guide

3.1 Dimensions, Connections, and Weight

Provides physical dimensions, connection types, and weights for various models.

3.2 Electrical Specifications

Details electrical requirements, including wattage for different models.

3.3 Dryer System Placement

Advises on optimal placement of the dryer within the compressed air system.

3.4 Filter Installation

Instructions for installing prefilters and afterfilters to protect the dryer.

3.5 Wall Mounting Instructions

Guidance on securely mounting the dryer enclosure to a wall.

3.6 Piping Connections

Instructions for connecting the air lines to the dryer.

3.7 Electrical Connections

Details on connecting the dryer to the power supply.

3.8 Muffler Installation

Instructions for installing the exhaust muffler.

3.9 Moisture Indicator Installation

Guidance on installing the optional moisture indicator.

3.10 Initial Desiccant Charge

Notes on the initial desiccant state and readiness for operation.

4.0 Operating Procedures

4.1 Start-Up Procedure

Steps for initial pressurization and powering on the dryer unit.

4.2 Air Flow Rates

Details air flow rates at various pressures and temperatures for inlet, purge, and outlet.

4.3 Operating Parameters

Specifies maximum/minimum pressures and maximum operating temperature for the dryer.

4.4 Operational Checks

Lists key points to check periodically for proper dryer functioning and indicator status.

4.5 Dryer Shutdown Procedure

Procedure for safely shutting down the dryer unit.

4.6 Depressurization

Steps to safely release pressure from the dryer system.

5.0 Maintenance and Service

5.1 Desiccant Replacement

Procedure for replacing desiccant, including frequency and method.

5.2 Filter Maintenance

Guidance on replacing filter elements to maintain filtration efficiency.

5.3 Replacement Parts

List of available replacement parts with model numbers for various dryer components.

Warranty Information

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