Harbor Freight Tools 68149, 67696 Troubleshooting Problem Possible Causes Likely Solutions

Page 12

Troubleshooting

Problem

 

Possible Causes

 

Likely Solutions

 

 

 

 

Compressor

1. No power at outlet.

1.

Reset circuit breaker, or have outlet serviced by a

does not start

 

 

 

qualified technician.

or restart

2.

Power cord not plugged in

2.

Check that cord is plugged in securely.

 

 

 

properly.

 

 

 

3.

Thermal overload switch

3.

Turn off Tool. Turn off Compressor and wait for it to cool

 

 

tripped.

 

down. Turn the Compressor on. Resume operation.

 

4.

Building power supply circuit

4.

Reset circuit or replace fuse. Check for low voltage

 

 

tripped or blown fuse.

 

conditions. It may be necessary to disconnect other

 

 

 

 

electrical appliances from the circuit or move the

 

 

 

 

compressor to its own circuit.

 

5.

Tank is already pressurized.

5.

No problem. Compressor will start when needed.

 

6.

Cord wire size is too small or

6.

Use larger gauge (thicker wire) and shorter extension

 

 

cord is too long to properly

 

cord or eliminate extension cord. See Recommended

 

 

power compressor.

 

Wire Gauge for Extension Cords in Safety section.

 

7.

Compressor needs service.

7.

Have unit inspected by a qualified technician.

 

 

 

 

Compressor not

1. Compressor not large

1.

Check if accessory SCFM is met by Compressor. If

building enough

 

enough for job.

 

Compressor cannot supply enough air flow (SCFM),

air pressure

 

 

 

you need a larger Compressor.

 

 

 

 

 

2.

Loose fittings.

2.

Reduce air pressure, then check all fittings with a soap

 

 

 

 

solution for air leaks and tighten as needed. Do not

 

 

 

 

overtighten.

 

3.

Hose or hose connections

3.

Replace with larger hose and/or hose connections.

 

 

not adequate.

 

 

 

4.

High altitude reducing air

4.

You may need a larger compressor if you are

 

 

output.

 

situated in a high altitude location.

 

5.

Check Valve (105) needs

5.

Have unit inspected by a qualified technician.

 

 

service.

 

 

 

 

 

 

Overheating

1. Unusually dusty

1.

Move unit to cleaner environment.

 

 

environment.

 

 

 

2.

Cord is too small of a

2.

Use larger gauge (thicker wire) and shorter extension

 

 

gauge or too long to handle

 

cord, or eliminate extension cord. See Recommended

 

 

compressor.

 

Wire Gauge for Extension Cords in Safety section.

 

3.

Unit not on level surface.

3.

Reposition unit on a level surface.

 

4.

Compressor not large

4.

Compressor is designed to cycle on and off. Continuous

 

 

enough for job.

 

running will cause damage to compressor and indicates

 

 

 

 

compressor is too small for the application. Check if

 

 

 

 

accessory SCFM is met by Compressor. If Compressor

 

 

 

 

doesn’t reach accessory SCFM, you need a larger

 

 

 

 

Compressor.

 

 

 

 

 

Follow all safety precautions whenever diagnosing or servicing the compressor. Disconnect power supply before service.

Page 12

For technical questions, please call 1-800-444-3353.

SKU 67696

 

 

68149

Image 12
Contents For technical questions or replacement parts, please call AIR CompressorGeneral Safety Warnings Save This ManualAir Compressor Safety Warnings Personal safetyService Length 25’ 50’ 100’ 150’Grounding Symbology 125 V~ 3-Prong Plug and OutletSpecifications Compressor Area Set UpUnpacking Instructions for putting Into useSet Up General Operating InstructionsOFF Maintenance Servicing Cleaning, Maintenance, LubricationEmergency Depressurization Automatic Shut off SystemMaintenance Schedule Service technicianMust be replaced only by a qualified DailyTroubleshooting Problem Possible Causes Likely Solutions Problem Possible Causes Likely Solutions Please Read the Following CarefullyCompressor Parts List Part Description QtyCompressor Assembly Diagram Motor & Pump Parts List Motor & Pump Assembly Diagram Limited 1 year / 90 day Warranty