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PURest Air Dryer

Installation and Maintenance

L31170

Rev. 10/06

The Haldex PUR

est

is a desiccant type dryer that effectively removes moisture, oil and contaminants from the

compressed air system.  This reduces the risk of freezing or corrosion of the components in the air system.
When compressor cut-out is reached, dry air is allowed to flow back to regenerate the desiccant bed.

Summary of Contents for PURest L31170

Page 1: ...esiccant type dryer that effectively removes moisture oil and contaminants from the compressed air system This reduces the risk of freezing or corrosion of the components in the air system When compre...

Page 2: ...Application Schematics PURest Air Dryer Compressor Supply Tank Primary Secondary MOUNTING TEMPLATE PURest AIR DRYER Governor...

Page 3: ...ning or welding should not be attempted unless specifically approved and stated by the vehicle or component manufacturer 11 Prior to returning the vehicle to service make certain all components and sy...

Page 4: ...tached to the purge exhaust cover using the existing one inch hose fitting Before placing the vehicle in service perform the following tests 1 Close all reservoir drain cocks 2 Build up system air pre...

Page 5: ...s open Check for worn compressor Replace desiccant cartridge 2 Ice block in dryer 2 Check heater function 3 Excessive system pressure 3 Repair or replace governor Short life of 1 Air at inlet of dryer...

Page 6: ...24V DQ6014 6 Pressure Relief Valve Kit KN31527 7 One Way Check Valve Kit RN60G 8 Lower Housing Repair Kit Includes parts listed above 3 4 6 7 7 1 2 5 6 4 North American Sales Haldex Limited 525 South...

Page 7: ...ador de tipo desecante que remueve eficazmente la humedad aceite y contaminantes del sistema de aire comprimido Esto reduce el riesgo de congelamiento o corrosi n de los componentes del sistema de air...

Page 8: ...aplicaci n Secador por aire PURest Compresor Tanque de suministro Primario Secundario PLANTILLA DE MONTAJE SECADOR POR AIRE PURest Gobernador 10 00 m s 0 50 para cambio del cartucho 3 orificios de pa...

Page 9: ...veh culo para servicio aseg rese de que todos los componentes y sistemas est n de nuevo en su condici n de funcionamiento correcta Informaci n general Las instrucciones generales de instalaci n en el...

Page 10: ...e la manguera de una pulgada Antes de colocar el veh culo en servicio realice las siguientes pruebas 1 Cierre todas las llaves de paso de drenaje del dep sito 2 Acumule la presi n de aire del sistema...

Page 11: ...ugas haciendo una prueba en la secci n PURest 1 Limpie el asiento de la v lvula y reemplace la v lvula reguladora 1 Apriete las conexiones de aire aplique jab n y revise de nuevo si hay fugas 2 Limpie...

Page 12: ...cho de tratamiento m ltiple DQ6051 2 Juego de m nsula universal DQ6051 3 Juego de v lvula de protecci n turbo DQ5052 4 Juego de unidad de purga DA33115 5 Calentador 12V DQ6013 24V DQ6014 6 Juego de v...

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