2-1/2 HP 10 Gallon 125 PSI Air compressor Model 67708 Set up and Operating Instructions Visit our website at: http://www.harborfreight.com Read this material before using this product. Failure to do so can result in serious injury. Save this manual. Copyright© 2010 by Harbor Freight Tools®. All rights reserved. No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools.
Contents Parts List ��������������������������������������18 ASSEMBLY DIAGRAM ���������������������19 Important SAFETY Information ���������������������������������3 Limited 1 year / 90 day General Compressor Safety Warranty �����������������������������������20 Warnings ������������������������������������������� 3 Air Compressor Safety Warnings ������������������������������������������� 4 Grounding ��������������������������������������6 110-120 V~ Grounded Compressors: Compressors with Three Prong P
NOTICE is used to address practices not related to personal injury. Save This Manual Keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the back of the manual near the assembly diagram (or month and year of purchase if product has no number). Keep this manual and the receipt in a safe and dry place for future reference.
compressor. Keep cord away from heat, oil, sharp edges or moving parts. Damaged or entangled cords increase the risk of electric shock. 3. instructions for lubricating and changing accessories. Keep dry, clean and free from oil and grease. Check for misalignment or binding of moving parts, breakage of parts and any other condition that may affect the compressor’s operation. If damaged, have the compressor repaired before use. Many accidents are caused by a poorly maintained compressor. Personal safety a.
. Do not leave compressor unattended for an extended period while plugged in. Unplug compressor after working. 6. Keep compressor well-ventilated. Do not cover compressor during use. 7. Drain Tank daily and after use. Internal rust causes tank failure and explosion. 8. 9. Add correct amount of compressor oil before first use and every use. Operating with low or no oil causes permanent damage and voids warranty. Do not remove the valve cover or adjust internal components. 10.
20. People with pacemakers should consult their physician(s) before use. Electromagnetic fields in close proximity to heart pacemaker could cause pacemaker interference or pacemaker failure. 21. WARNING: The brass components of this product contain lead, a chemical known to the State of California to cause birth defects (or other reproductive harm). (California Health & Safety code § 25249.5, et seq.) 22.
Symbology Grounding Pin 125 V~ 3-Prong Plug and Outlet (for up to 125 V~ and up to 15 A) 7. 8. 9. This compressor is intended for use on a circuit that has an outlet that looks like the one illustrated above in 125 V~ 3-Prong Plug and Outlet. The compressor has a grounding plug that looks like the plug illustrated above in 125 V~ 3-Prong Plug and Outlet. The outlet must be properly installed and grounded in accordance with all codes and ordinances.
Specifications Electrical Requirements 120 V~ / 60 Hz / 2.5 HP Amperage 14A (Dedicated circuit recommended) Air Outlet Size 1/ ” 4 Air Pressure Auto Shut-Off @ 125 PSI Restart @ 95 PSI Air Tank Capacity 10 Gallons Air Flow Capacity 5.3 SCFM @ 90 PSI 6.2 SCFM @ 40 PSI Oil Capacity 5.5 oz. Oil Type Sound Level -18 NPT assembling or making any adjustments to the compressor.
female Quick Coupler and fully open all regulators and valves. Assembly/Mounting b. Plug in the Power Cord. Bolt (64) c. Turn the Power Switch ON. Wheel (63) Bolts (71) Tank (70) d. Let the unit run for 30 minutes. Air will expel freely through the Coupler. Hex Nuts (65) e. Turn the Power Switch OFF. f. Unplug the Power Cord and remove the male coupler. Handle (72) 5. Wheel (63) Bolts (71) Bolt (64) Figure 2 1. Attach the Wheels to the Tank, using the Bolts and Hex Nuts. 2.
Consult your air tool’s manual for needed accessories. Checking the Oil 1. c. Replace the Oil Plug. Cold Weather Operation Premium quality SAE 30-weight, nondetergent, air compressor oil (sold separately) is recommended for use with this compressor. Start compressor in heated area if outdoor temperatures drop below 32° F.
General Operating Instructions Read the entire Important Safety Information section at the beginning of this manual including all text under subheadings therein before set up or use of this product. Compressor Area Set Up 1. Designate a work area that is clean and well-lit. The work area must not allow access by children or pets to prevent injury. 2. Locate the Compressor on a flat level surface to ensure proper pump lubrication and to prevent damage to the unit.
13. After the job is complete, turn the Power Switch OFF. b. Wait until the Compressor cools down (about 10 minutes); 14. Unplug the Air Compressor. c. If the unit does not start up again on it’s own, press the Reset Button to start the compressor; 15. Close the in-line Shutoff Valve. 16. Bleed air from the tool then disconnect the tool. d. Resume operation. 2. 17. Turn the Drain Valve (66), at the bottom of the Tank, two turns clockwise to release any built-up moisture and the internal tank pressure.
Maintenance And Servicing Procedures not specifically explained in this manual must be performed only by a qualified technician. To prevent serious injury from accidental operation: Turn the Power Switch “OFF” and unplug the Compressor from its electrical outlet before performing any inspection, maintenance, or cleaning procedures. To prevent serious injury from compressor failure: Do not use damaged equipment. If abnormal noise or vibration occurs, have the problem corrected before further use.
Oil Maintenance 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 runtime, 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. To drain the oil from the Pump Crankcase (39): a. Place a container under the Drain Plug (35). b.
Troubleshooting Problem Compressor does not start or restart Compressor builds pressure too slowly Possible Causes Likely Solutions 1. Incorrect power supply. 1. Check that circuit matches compressor requirements. 2. No power at outlet. 2. Reset circuit breaker, or have outlet serviced by a qualified technician. 3. Power cord not plugged in properly. 3. Check that cord is plugged in securely. 4. Thermal overload switch tripped. 4. Turn off Tool. Turn off Compressor and wait for it to cool down.
Problem Overheating Possible Causes Likely Solutions 1. Filters need cleaning/replacing. 1. Check inlet and outlet filters. Clean and/or replace as needed. 2. Crankcase oil too thin or incorrect type. 2. Drain oil and refill to proper level with recommended oil. 3. Crankcase oil level too low. 3. Add oil to proper level, check for leaks. 4. Unusually dusty environment. 4. Clean and/or replace filters more often or move unit to cleaner environment. 5. Cord is too small of a gauge or 5.
PLEASE READ THE FOLLOWING CAREFULLY The manufacturer and/or distributor has provided the parts list and assembly diagram in this manual as a reference tool only. Neither the manufacturer or distributor makes any representation or warranty of any kind to the buyer that he or she is qualified to make any repairs to the product, or that he or she is qualified to replace any parts of the product.
Parts List Part 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 26a 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 Description Cover Elbow Start Valve Spring Washer M6 Screw M6 x 50 Air Filter Cylinder Head Head Gasket Valve Plate Metal Gasket Valve Valve Plate Gasket Cylinder Bolt M8 x 30 Spring Washer M8 Cylinder Gasket Pin Compression Ring Oil Ring Wrist Pin Retainer Piston Connecting Rod Screw M6 x 20 Hex Nut M6 Crank Shaft O-Ring Zip Tie Capacitor Screw M8 x 20 Capacitor Bracket He
ASSEMBLY DIAGRAM SKU 67708 For technical questions, please call 1-800-444-3353.
Limited 1 year / 90 day Warranty Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that for a period of one year from date of purchase that the tank is free of defects in materials and workmanship (90 days if used by a professional contractor or if used as rental equipment).
