Harbor Freight Tools 69667 User Manual - Page 15
Troubleshooting cont.
View all Harbor Freight Tools 69667 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 15 highlights
SAFETY SETUP Troubleshooting (cont.) Problem Overheating Compressor starts and stops excessively Excessive noise Moisture in discharge air Oil in discharge air Safety Valve "pops" Air leaks from pump or fittings Air leaks from tank Possible Causes 1. Air filters need cleaning/replacing. 2. Crankcase oil too thin or incorrect type. 3. Crankcase oil level too low. 4. Unusually dusty environment. 5. Extension cord used. 6. Unit not on level surface. 1. Loose fittings. 2. Compressor not large enough for job. 1. Crankcase overfilled with oil or oil is incorrect thickness or type. 2. Crankcase oil level too low. 3. Loose or damaged belt guard. 4. Loose fittings. 5. Unit not on level surface. Too much moisture in air. 1. Crankcase oil too thin or crankcase overfilled with oil. 2. Crankcase vents clogged. Safety valve needs service. Loose fittings. Defective or rusted tank. Likely Solutions 1. Check inlet and outlet filters. Clean and/or replace as needed. 2. Drain oil and refill to proper level with recommended oil. 3. Add oil to proper level, check for leaks. 4. Clean and/or replace filters more often or move unit to cleaner environment. 5. Eliminate extension cord. 6. Reposition unit on a level surface. 1. Reduce air pressure, then check all fittings with a soap solution for air leaks and tighten as needed. Do not overtighten. 2. Check if accessory CFM is met by Compressor. If Compressor doesn't reach accessory CFM, you need a larger Compressor. 1. Drain oil and refill to proper level with recommended oil. 2. Add oil to proper level, check for leaks. 3. Replace belt guard. 4. Reduce air pressure, then check all fittings with a soap solution for air leaks and tighten as needed. Do not overtighten. 5. Reposition unit on a level surface. Install inline air filter/dryer, and/or relocate to less humid environment. 1. Drain oil and refill to proper level with recommended oil. 2. Clean Crankcase vents. Pull on test ring of safety valve. If it still pops, replace. Reduce air pressure, then check all fittings with a soap solution for air leaks and tighten as needed. Do not overtighten. Have tank replaced by a qualified technician. Drain moisture from tank daily to prevent future corrosion. Follow all safety precautions whenever diagnosing or servicing the compressor. Disconnect power supply before service. OPERATION MAINTENANCE Item 69667 For technical questions, please call 1-800-444-3353. Page 15