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Oil-less air cOmpressOr
99780
99781
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.
sa Ve this manual.
© ®
Copyright 2008 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. Diagrams within this manual may no
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nOtice is used to sa Ve this manual address practices Keep this manual for the safety warn- not related to personal injury. ings and precautions, assembly, operat- cautiOn, without ing, inspection, maintenance and cleaning the safety alert procedures. Write the product’s serial symbol, is used to address number in the back of the manual near the practices not related to assembly diagram (or month and year of personal injury. purchase if product has no number). Keep this manual and
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an increased risk of electric shock if e. dress properly. do not wear loose your body is grounded. clothing or jewelry. Keep your hair, clothing and gloves away c. do not expose tools to rain or wet from moving parts. Loose clothes, conditions. Water entering a tool jewelry or long hair can be caught in will increase the risk of electric shock. moving parts. d. do not abuse the cord. never use f. Only use safety equipment that the cord for carrying, pulling or has been approved by
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other condition that may affect the 5. Do not direct air flow from the Com- tool’s operation. if damaged, have pressor at people or animals. the tool repaired before use. Many 6. Industrial applications must follow accidents are caused by poorly main- OSHA requirements. tained tools. 7. Maintain labels and nameplates on f. use the tool in accordance with the tool. These carry important safety these instructions, taking into ac- information. If unreadable or miss- count the working condi
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mented – it prevents sustained elec- sa Ve these trical shock. instructiOns. 13. Some dust created by power sand- ing, sawing, grinding, drilling, and grOunding other construction activities, contains chemicals known [to the State of Cali- tO preVent fornia] to cause cancer, birth defects electric shOcK or other reproductive harm. Some and death FrOm examples of these chemicals are: incOrrect grOunding • Lead from lead-based paints Wire cOnnectiOn: • Crystalline silica from bricks
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electrically malfunction or break speciFicatiOns down, grounding provides a low resistance path to carry electricity Electrical Requirements 120 V~ / 60 Hz / 9.3 A away from the user, reducing the risk Air Hose Connection 1/4” 18 NPT of electric shock. (see 3-prong plug Maximum Air Pressure 155 PSI and Outlet.) Air Pressure Cut On 125 PSI 2. The grounding prong in the plug is sku 99780: 17 Gallons Air Tank Capacity connected through the green wire in- sku 99781: 26 Gallons side the cord
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note: For additional information regarding Figure 1 rear handle (18) Front the parts listed in the following pages, handle (25) refer to the Assembly Diagram near the end of this manual. Knobs (29) assembly 1. Connect the Front Handle (25) to the top of the Compressor with two Knobs on each side. See Figure 1. 2. Connect the Rear Handle (18) to Front the top of the Compressor with two Brace (31) Knobs (29) on each side. See Fig- ure1. Wheel (38) Knobs (29) 3. Connect the Front Brace (3
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9. Connect a 1/4” NPT air hose (rated tO preVent 155 PSI or higher) to the air con- seriOus injur Y nection. The air hose must be long FrOm accidental enough to reach the work area with OperatiOn: enough extra length to allow free t urn the power switch of the movement while working. tool to its “OFF” position and unplug the tool from its 10. Incorporate an in-line oiler, shut-off electrical outlet before valve, regulator with pressure gauge, performing any inspection, and filter fo
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b. wait until the Compressor cools psi gauge of down; compressor c. push the Circuit Breaker button; power switch d. turn Power Switch back to the ON safety position and resume operation. Valve 11. After the job is complete, move the Power Switch to the OFF position. 12. Pull up on the Safety Valve to release Output circuit pressure in the tank. Squeeze the regulator Breaker Trigger of the air tool to release pres- psi gauge sure from the line for t ool
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be replaced only by a qualified maintenance and service technician. ser Vicing please read the FOllOWing Procedures not specifically explained in this manual careFull Y must be performed only by a THE MANUFACTURER AND/OR DISTRIBUTOR qualified technician. hAs PRovIDED ThE PARTs LIsT AND AssEMbL y DIAgRAM IN ThIs MANUAL As tO preVent A REfERENCE TooL oNL y. NEIThER ThE seriOus injur Y MANUFACTURER OR DISTRIBUTOR MAKES FrOm accidental ANY REPRESENTATION OR WARRANTY OF ANY KIND TO TH
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parts list parts list part description Qty. part description Qty. 1 Cover 1 21 Pressure Control 1 2 Power Switch 1 22 Zip Tie 2 3 Overload Protector 1 23 Wire 1 4 Screw ST4.2x25 6 24 Power Cord 1 5 Upper Housing 1 25 Front Handle 1 6 Cord Plate 1 26 Tube 1 7 Screw ST3.5x16 4 27 Tube 1 8 Motor/Pump Assembly 1 28 Hoop 1 9 Screw 3 29 Knob 12 10 Washer 3 30 Air Tank 1 11 Bolt 3 31 Front Brace 1 12 Washer 3 32 Drain Valve 1 13 Bracket Washer 3 33 Nut M8 1 14 Regulator 1 34 Axle 2 15 Screw ST4x18 4 35
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assemBl Y diagram record product’s serial number here: note: If product has no serial number, record month and year of purchase instead. note: Some parts are listed and shown for illustration purposes only, and are not avail- able individually as replacement parts. SKU 99780-81 For technical questions, please call 1-800-444-3353. Page 12
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t roubleshooting problem possible causes likely solutions Overheating 1. Poor ventilation. 1. Move the compressor to an area with better air circulation. 2. Dirty cooling surfaces. 2. Clean compressor. 3. Compressor undersized for 3. Check air requirements of tools. application. Compressor 1. Valve or regulator loose or 1. Repair leaks. operates, but with leaking. low air output 2. Valve or regulator damaged. 2. Have valve or regulator repaired by a qualified technician. 3. Air tank not press
