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SPX Hankison DHW 50 User Manual

SPX Hankison DHW 50
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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 50 Specifications

General IconGeneral
TypeDesiccant Air Dryer
ModelDHW 50
BrandSPX Hankison
Capacity50 SCFM
Flow Rate50 SCFM
Inlet Temperature100°F
Operating Pressure100 psi
Voltage115V
Power Supply1 Phase, 60 Hz
Pressure Dew Point-40°F

Summary

Important Information Before Starting

Unpacking Instructions

Instructions for checking shipment for visible or concealed loss or damage.

General Information and Safety

General Safety Precautions

Safety precautions regarding pressurized devices, electrical, and breathing air.

DHW Series Dryer Description

Dual Tower Dryer Function

Explains how dual tower regenerative desiccant dryers work.

Dryer Operation Overview

Describes the air flow and tower switching mechanism.

Air By-Pass Assembly Details

Details the optional air by-pass assembly for different models.

Installation Guide

Dimensions, Connections, and Weight

Provides physical dimensions, connection types, and weight for models.

Electrical Specifications and Hook-up

Lists wattage for models and shows the electrical hook-up diagram.

Dryer Location and System Integration

Guidance on optimal placement, aftercooling, and filtration needs.

Installation Procedures and Connections

Covers filter, wall-mounting, piping, electrical, muffler, and indicator installation.

Operating the DHW Dryer

Start-up Procedure

Steps for safely starting up the desiccant dryer.

Inlet, Purge, and Outlet Air Flows

Details on air flow rates for inlet, purge, and outlet at various conditions.

Operating Conditions and Check Points

Specifies working pressure/temperature and periodic operational checks.

Dryer Shutdown and Depressurization

Procedures for safely shutting down and depressurizing the unit.

Maintenance and Repair

Desiccant Replacement Guide

Procedure, frequency, and quantity needed for desiccant replacement.

Filter Maintenance and Replacement

Guidance on maintaining and replacing prefilter/afterfilter elements.

Auto Drain and Repair Parts List

Covers auto drain replacement and lists available repair parts.

Manufacturer's Warranty

Warranty Terms and Conditions

Details the manufacturer's warranty terms, conditions, and limitations.

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