Harbor Freight Tools 67697 Maintenance Schedule, Oil Maintenance, Air Filter Maintenance

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Maintenance Schedule

Following are general guidelines for maintenance checks of the unit.

Note: The environment and frequency of use can affect how often you will need to check components and perform maintenance procedures.

Daily:

a. Check oil level.

b. Check for oil leaks.

c. Make sure all nuts and bolts are tight.

d. Check for abnormal noise or vibration.

e. Inspect belt.

Weekly:

a. Inspect Air Filter.

b. Inspect Oil Breather Plug.

Monthly:

Check belt adjustment.

Every 6 months or 100 Operation Hours:

Replace Pump oil.*

Oil Maintenance

To drain the oil from the Pump Crankcase:

a. Place a container under the Oil Drain Plug (48).

b. Remove the Oil Fill Plug (63) to allow air flow into the Pump.

c. Remove the Oil Drain Plug, allowing the oil to drain into the container.

d. When the oil is completely drained from the Pump, replace the Oil Drain Plug.

e. Fill the Pump with new compressor oil to the FULL level on the Oil Sight Glass.

f.Replace and tighten the Oil Fill Plug.

g.Discard the old oil according to local, state and federal regulations.

Air Filter Maintenance

Check the Air Filter weekly to see if it needs replacement. If working in dirty environments, you may need to replace the filter more often. To replace the Air Filter:

a. Remove any cover that blocks access to the Air Filter.

b. Remove the Air Filter.

c.Replace with a new Air Filter.

d.Replace the cover.

Check the oil periodically for clarity. Replace oil if it appears milky or if debris is present, or every 6 months, or 100 hours of run time, whichever comes first. In harsh environments such as high heat or high humidity, you will need to replace the oil more frequently.

WARNING: Risk of personal injury hazard. Allow Air Compressor to cool before changing the oil.

*Use Air Compressor Oil only (sold separately - SKU 95048).

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

SKU 67697

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Contents For technical questions or replacement parts, please call PSI 3 HP Twin Cylinder Air compressor PumpContents General Compressor Safety Save This ManualCompressor Pump Safety Warnings Compressor Pump use and careBefore first and every use, verify Pump has sufficient oil Air Compressor Safety Warnings 25’ 50’ 100’ 150’Grounding Specifications UnpackingInstructions for putting Into use Mounting Hole PatternAssembly ComponentsInstallation Pump Pulley onto the CrankshaftChecking the Oil Maintenance Servicing Cleaning, Maintenance, LubricationCold Weather Operation Maintenance Schedule Oil MaintenanceAir Filter Maintenance Troubleshooting Problem Possible Causes Likely SolutionsParts List Part Description QtyAssembly Diagram Limited 90 DAY Warranty