Instruction/ maintenance manual of the product 90749 Harbor Freight Tools
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AIR COMPRESSOR 6.5 HP / 8 GAL. / GASOLINE PO WERED Model 90749 ASSEMBL Y AND OPERA TING INSTR UCTIONS 3491 Mission Oaks Blvd., Camarillo , CA 93011 Visit our W eb site at http://www .harborfreight.com Cop yright © 2003 by Harbor F reight T ools ® . All rights reser v ed.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 2 PR ODUCT SPECIFICA TIONS SA VE THIS MANU AL Y ou will need this man ual f or the safety warnings and precautions, assembly , operating, inspection, maintenance and cleaning procedures, parts list and assembly diagram.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 3 5. USE EYE AND HAND PRO TECTION. Wear ANSI appro ved saf ety impact ey e goggles and heavy-duty w ork glov es when using this product. ANSI approved safety impact eye goggles and heavy-duty work gloves are available from Harbor F reight T ools.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 4 2. AL W A YS DISCONNECT THE AIR COMPRESSOR FROM ITS ELECTRICAL PO WER SUPPL Y SOURCE, RELEASE ITS AIR PRESSURE, AND DISCONNECT ALL PNEUMA TIC T OOLS FROM THE MA CHINE BEFORE PERFORMING ANY SER VICES OR MAINTENANCE.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 5 13. GASOLINE FUEL AND FUMES ARE FLAMMABLE, AND PO TENTIALL Y EXPLOSIVE. Use proper fuel storage and handling procedures. Alwa ys ha v e se v eral ABC Class fire e xtinguishers nearby .
SKU 90749 For technical questions, please call 1-800-444-3353. Page 6 27. T O EXTEND THE LIFE OF Y OUR AIR T OOLS AND EQUIPMENT , it is recommended to install an Oiler/W ater Filter (not included) in ser ies with the Air Output Line of the Air Compressor .
SKU 90749 For technical questions, please call 1-800-444-3353. Page 7 ASSEMBL Y INSTR UCTIONS NOTE: For additional references to the parts listed in the following pages, refer to the Assembly Diagram on page 12 and 13. Note: The only assembly required is as f ollows.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 8 the oil appears in the middle of the circle in the Oil Sight Gauge. (See Figure C.) 3 . If the oil le v el is below the middle of the circle in the Oil Window (B23), UN- SCREW (do not pull) the Oil Cap (23) out of the Oil Fill Hole.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 9 7. Connect the air hose (not provided) to the previously installed 3/8” NPT Quick Coupler on the Air Outlet Line. Then, connect the other end of the air hose to the pneumatic tool or equipment (not provided) that is to be used.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 10 15. In the e v ent f ast decompression of the Air T anks (39) is required, immediately tur n off the Gasoline Engine (par t #5) and pull out on the Pull Ring of the Saf ety V alve (42) until both Air T anks hav e fully decompressed.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 11 HEX SOCKET SET BOL T FIL TER AIR SLEEVE AIR FIL TER CO VER FIGURE F 6. EVER Y 500 HOURS OR 12 MONTHS: Replace the old compressor oil with new , premium quality , 30-weight, non-detergent, compressor oil.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 12 NO TE: Some par ts are listed and shown f o r illustration pur poses only , and are not available individually as replacement parts.
SKU 90749 For technical questions, please call 1-800-444-3353. Page 13 Pa rt # De sc ript ion Pa rt # De s criptio n Pa r t # Des cr i ptio n 1 Fl at Washer 16 Crank Shaft Case 31 Crank Shaf t 2 Scr e.
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