Craftsman 919.728000, D21245 Troubleshooting Guide, Storage, Problem Cause Correction, Tighten

Page 14

Storage

1.Review the "Maintenance" section on the preced- ing pages and perform scheduled maintenance as necessary. Drain the water from the air tank.

2.Set the ON/AUTO-OFF switch to the "OFF" posi- tion, and unplug the unit.

3.Remove any air tool or accessory.

4.Protect the electrical cord and air hose from damage (such as being stepped on or run over). Wind them loosely around the outfit handle.

5.Store the compressor in a clean and dry location.

TROUBLESHOOTING GUIDE

PERFORMING REPAIRS MAY EXPOSE VOLTAGE SOURCES, MOVING PARTS OR COMPRESSED AIR SOURCES. PERSONAL INJURY MAY OCCUR. PRIOR TO ATTEMPTING ANY REPAIRS, UNPLUG THE COMPRESSOR AND BLEED OFF TANK AIR PRESSURE.

PROBLEM

CAUSE

CORRECTION

 

 

 

Excessive tank pressure - safety

Pressure switch does not shut off

Move the pressure switch lever to the “O”

valve pops off.

motor when compressor reaches

position. If the compressor doesn’t shut off,

 

cut-out pressure.

disconnect from the electrical outlet source

 

 

and return to a Sears Service Center to re-

 

 

place the pressure switch.

 

Pressure switch cut-out too high.

Return the compressor to Sears Service Center

 

 

to check and adjust, or replace switch.

 

 

 

Air leaks at fittings or hose.

Tube or hose fittings are not tight

Tighten fittings using teflon tape where air

 

enough.

can be heard escaping. Check fittings with

 

 

soapy water solution. DO NOT OVER-

 

 

TIGHTEN.

 

 

 

Air leaks at pressure switch

Defective pressure switch release valve.

Return to Sears Service Center for replace-

release valve.

 

ment of pressure switch.

 

 

Check to see if the pin in the bottom of the

 

 

pressure release valve is stuck. If it does not

 

 

move freely, return to the Service Center for

 

 

replacement of pressure switch.

 

Defective or dirty check valve.

A defective check valve results in a constant

 

 

air leak at the pressure release valve when

 

 

there is pressure in the tank and the com-

 

 

pressor is shut off. Remove and clean or re-

 

 

place check valve. DO NOT OVERTIGHTEN.

 

 

 

Air leaks in air tank or at air tank

Defective air tank.

Air tank must be replaced. Do not repair the

welds.

 

leak. Return compressor to Sears Service

 

 

Center.

 

 

DO NOT DRILL INTO, WELD OR OTHER-

 

 

WISE MODIFY AIR TANK OR IT WILL

 

 

WEAKEN. THE TANK CAN RUPTURE OR

 

 

EXPLODE.

 

 

 

Air leaks between head and valve

Leaking seal.

Torque head screws to 7-10 ft. lbs. If this

plate.

 

does not stop leak, replace seal.

 

 

 

D21245

14 — ENG

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Contents Model No Sold by Sears Canada, Inc., Toronto, Ont. M5B 2B8Table of Contents Safety Guidelines DefinitionsHazard Important Safety InstructionsWhat can Happen HOW to Prevent IT Risk of Explosion or FireRisk of Electrical Shock Risk from Flying ObjectsRisk to Breathing Risk of Burns Risk of Property Damage When Transporting CompressorRisk from Moving Parts Risk of FallingGlossary Specification ChartGeneral Information Model NoTools Needed for Assembly Description of OperationAssembly Installing HandleLubrication and Oil BREAK-IN ProceduresLocation of the Air Compressor Grounding InstructionsPiping Break-in ProcedureExtension Cords Additional Regulators and ControlsOperating Procedures When YOU are FinishedCheck Valve Cleaning Replacement MaintenanceRoutine Maintenance Schedule Adjust Belt Tension Belt ReplacementBelt Guard Removal and Installation Pressure Switch ReplacementStorage Troubleshooting GuideProblem Cause Correction TightenDo not OVER-TIGHTEN Have compressor checked at Sears Service Center Service and Repair Parts 919.728000 Garantie Complète DUN AN SUR LES Compresseurs Dair Sears Table DES MatièresMesures DE Sécurité Définitions Risque D’EXPLOSION OU D’INCENDIE Mesures DE Sécurité ImportantesAvertissement Risque D’ÉCLATEMENTRisque DE Choc Électrique Prévention Risque DE Projection D’OBJETS PréventionRisque PAR Inhalation Prévention Risque DE Chute Risque Relié AUX Pièces MobilesRisque DE Brûlures Tableau DES Spécifications Information GénéraleGlossaire De modèle 919.728000Description DU Fonctionnement Outils Nécessaires À L’ASSEMBLAGERemarque Installation de la poignéeAssemblage SchémaLubrification et huile Emplacement du compresseur d’airProcédés DE Rodage Protection de la tension et du circuitRégulateurs et contrôles supplémentaires RallongesTuyauterie Procédures de mise en routeProcédures Opérationnelles Une fois les travaux terminésEntretien Remplacement de la courroie Courroie RemplacementCarter de la courroie Enlèvement et installation Manostat RemplacementNE PAS Serrer Outre Mesure Problème Cause SolutionGuide DE DÉ Pannage Et vis de tension à une tension de 25 à 30 lb-pi Que la pression du réservoir baisse au niveau du DE Modèle Entretien Pour Commander DES Pièces DE Rechange
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