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2.5 HP AIR COMPRESSOR
29 GALLON CAPACITY
Model 93351
ASSEMBLY AND OPERATING INSTRUCTIONS
WARNING!
Your Warranty Is Voided If:
A. You do not put compressor oil in the Compressor’s crankcase prior to its first use.
Before each use, check the oil level. Never run the Compressor with low or no compres-
sor oil. Running the Compressor with low or no oil will permanently damage the unit.
B. You use an extension cord with the Air Compressor.
Connect the Air Comp
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PRODUCT SPECIFICATIONS Electrical Requirements 120V / 60 Hz / Single Phase / 13.5 Amps (With Load) 2.5 HP / Single Phase / 3450 RPM 3-Wire Power Cord (6’ Long x 16 Gauge x 3 Cords) 3-Prong Power Cord Plug Air Tank Capacity 29 Gallons Pump Stage Single Stage (Direct Drive) Pump Style Single Cylinder Pump Maximum Air Pressure 110 PSI w/Automatic Shut Off Auto Start PSI Starts at 85 PSI Regulators w/Gauges Reads 0-200 PSI (in 10 PSI Increments) Air Flow Capacity 8.5 CFM @ 40 PSI / 7.5 CFM @ 90 PSI
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ELECTRICAL SAFETY 1. Grounded tools must be plugged into an outlet properly installed and grounded in accordance with all codes and ordinances. Never remove the grounding prong or modify the plug in any way. Do not use any adapter plugs. Check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded. If the tools should electrically malfunc- tion or break down, grounding provides a low resistance path to carry electricity away from the user. 5. Doub
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13. Do not overreach. Keep proper footing and balance at all times. Proper footing and balance enables better control of the power tool in unexpected situations. 14. Use safety equipment. Always wear eye protection. Always wear ANSI approved safety impact goggles when using this product. Hearing protection must be used for appropriate conditions. TOOL USE AND CARE 15. Use clamps (not included) or other practical ways to secure and support the workpiece to a stable platform. Hol
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SPECIFIC SAFETY RULES 1. WARNING! Your Warranty is voided if: a. You do not put compressor oil in the Compressor’s crankcase prior to its first use. Before each use, check the oil level. Never run the Compressor with low or no compressor oil. Running the Compressor with low or no oil will permanently damage the unit. b. You use an extension cord with the Air Compressor. Connect the Air Compressor’s Power Cord Plug directly to the nearest 120 volt, grounded, electrical outlet. If neces
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8. WARNING! Never use plastic (PVC) pipe for compressed air. Serious injury or death could result. Any tube, pipe, or hose used must have a pressure rating higher than 150 PSI. Minimum recommended pipe size: Up to 50 feet long use 1/2” diameter. Greater than 50 feet use 3/4” diameter. Larger diameter pipe is always better. 9. This Air Compressor is not designed for outdoor use. 10. WARNING! This Air Compressor is extremely top heavy. The unit must be bolted to the floor with isolati
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19. Never stand on the Air Compressor. Serious injury could result if the Compres- sor is tipped. 20. Never leave the Air Compressor unattended when it is plugged in and running. Turn off the Compressor, and unplug the unit before leaving. 21. Do not allow children and other unauthorized people to handle or play with the Air Compressor. 22. Always turn off the Air Compressor and unplug it from its electrical outlet before performing any inspection, maintenance, or cleaning. 23. WARNING! Th
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GROUNDING WARNING! Improperly connecting the grounding wire can result in the risk of electric shock. Check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded. Do not modify the power cord plug provided with the tool. Never remove the grounding prong from the plug. Do not use the tool if the power cord or plug is damaged. If damaged, have it repaired by a service facility before use. If the plug will not fit the outlet, have a proper outlet
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DOUBLE INSULATED TOOLS: TOOLS WITH TWO PRONG PLUGS 4. Tools marked “Double Insulated” do not require grounding. They have a special double insulation system which satisfies OSHA requirements and complies with the applicable standards of Underwriters Laboratories, Inc., the Canadian Standard Association, and the National Electrical Code. (See Figure C.) 5. Double insulated tools may be used in either of the 120 volt outlets shown in the following illustration. (See Figure C.) 120 VOL
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UNPACKING When unpacking, check to make sure all the parts shown on the Parts List on page 17 are included. If any parts are missing or broken, please call Harbor Freight Tools at the number shown on the cover of this manual as soon as possible. ASSEMBLY INSTRUCTIONS CAUTION! Always make sure the ON/OFF Switch (86) of the Air Compressor is in its “OFF” position and the unit is unplugged from its electrical outlet prior to assembling the Compressor or making adjustments to the unit. To At
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To Fill The Crankcase With Compressor Oil: 1. Make sure to put compressor oil (not included) in the Compressor’s crank- case prior to its first use. Before each subsequent use, check the oil level. Never run the Compressor with low or no compressor oil. Running the Compres- sor with low or no oil will permanently damage the unit. Note: Crankcase oil capacity is 25.3 ounces (750 ml). (See Figure F.) 2. The Oil Sight Glass (72) is used to determine if oil is needed. The oil level should
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4. Make sure the ON/OFF Switch (86) is in its “OFF” (down) position. (See Figure G.) 5. Plug the Power Cord Plug (64) of the Air Compressor into the nearest 120 volt, grounded, electrical outlet. 6. Pull up on the ON/OFF Knob (86) to turn on the Air Compressor. (See Figure G.) 7. While the Air Compressor is running, allow sufficient time for the Tank Pressure Gauge (65) to reach at least 85 PSI before using the Compressor. (See Figure G.) 8. Once the Tank Pressure Gauge (65) reaches at leas
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11. IMPORTANT: The Circuit Breaker (31) will “trip” if an over-current condition is sensed by the Breaker, stopping the motor. If this occurs, press down on the ON/OFF Knob (86) to turn off the Air Compressor. Wait until the Compressor cools completely to avoid burns. Pull out on the Safety Valve (67) to release air pressure from the Tank to ease restarting. Then press the Circuit Breaker button to reset it, and pull up on the Pressure Switch to restart the Air Compresso
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INSPECTION, MAINTENANCE, AND CLEANING 1. WARNING! Make sure the ON/OFF Knob (86) of the Air Compressor is in its “OFF” position and the unit is unplugged from its electrical outlet before performing any inspection, maintenance, or cleaning procedures. 2. Before each use, inspect the general condition of the Air Compressor. Check for loose screws, misalignment or binding of moving parts, cracked or broken parts, damage electrical wiring, loose air fittings, and any other condition that may
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8. When storing, always store the Air Compressor in a clean, dry, safe location out of reach of children and other unauthorized people. 9. CAUTION! All maintenance, service, or repairs not mentioned in this manual must only be performed by a qualified service technician. AIR FILTER (85) FIGURE J 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 DISTR
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TROUBLESHOOTING Problem Possible Solutions Air Compressor does not start. Make sure the ON/OFF Knob (86) is in its “ON” (up) position. Make sure the Power Cord/Plug (64) is undamaged and plugged into a working 120 volt, grounded, electrical outlet. Check to see if the Circuit Breaker (31) has “tripped”. If necessary, allow the Compressor to completely cool. Then, reset the Circuit Breaker. Pull the Safety Valve (67) to release air pressure from the Tank (50) to allow for easier starting. M
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PARTS LIST Part Description Qty. Part Description Qty. Part Description Qty. 1 Hex Bolt 4 36B Motor Rotor Assy. 1 59 Drain Valve 1 1A Spring Washer 4 37 Bearing 1 60 Hex Bolt 2 1B Flat Washer 4 38 Wave Washer 1 60A Flat Washer 2 2 Cylinder Head 1 39 Motor Back Cover 1 61 Rubber Foot 2 3 Head Washer 1 40 Pan Head Screw 1 62 Special Washer 2 4 Valve Seat 1 41A Starter Switch Sheet 1 63 Hex Nut 2 5 Column Pin 2 41B Starter Switch 1 64 Power Cord 1 6 Inlet Valve Plate 1 41C Pan Head Screw/Nut 1 ea.
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ASSEMBLY DIAGRAM NOTE: Some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts. REV 05/06 SKU 93351 For technical questions, please call 1-800-444-3353. Page 18
