Harbor Freight Tools 41487 manual

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Table of contents for the manual

  • Page 1

    AIR/OVER HYDRAULIC JACK AIR/OVER HYDRAULIC JACK AIR/OVER HYDRAULIC JACK AIR/OVER HYDRAULIC JACK AIR/OVER HYDRAULIC JACK 20 TON 20 TON 20 TON 20 TON 20 TON 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 yr ight © 1999 by Harbor F reight T ools. All rights[...]

  • Page 2

    Page 2 SKU 41487 Specifications Save This Manual Y ou will need the manual for the saf ety w ar nings and precautions , assembly instructions, operating and maintenance procedures , par ts list and diagram. K eep y our in v oice with this manual. Write the inv oice number on the inside of the front co v er . K eep the manual and invoice in a safe a[...]

  • Page 3

    Page 3 SKU 41487 9. Store idle equipment . When not in use, tools m ust be stored in a dr y location to inhibit rust. Always lock up tools and keep out of reach of children. 10. Do not force tool . It will do the job better and more safely at the rate for which it was intended. Do not use inappropriate attachments in an attempt to exceed the tool c[...]

  • Page 4

    Page 4 SKU 41487 REV 05/04 W arning : The war nings, cautions , and instr uctions discussed in this in- struction manual cannot cover all possible conditions and situations that ma y occur . It must be understood by the operator that common sense and caution are factors which cannot be built into this product, but must be supplied by the operator .[...]

  • Page 5

    Page 5 SKU 41487 REV 05/04 7 . Press the Lever (1.13) to the On position and lock using the Lock Lever (1.17) This provides a continuous air supply to the Air Pump (4). 8 . Raise the Ja ck b y alter nately lifting and low ering the Handle assembly . Lowering Caution : A v oid r apid descent of the load. T ur n the Release V alve slowly . 1 . Releas[...]

  • Page 6

    Page 6 SKU 41487 REV 05/04 Purging Air from the Hydraulic System Air bubbles can become trapped inside the hydraulic system thereby reducing the efficiency of the Jack. Purge the air from the system if lift efficiency drops. 1 . Place the slotted end of the Handle (5, 6) assembly o ver the V alve Release scre w (18, 21) and turn 1-1/2 turns counter[...]

  • Page 7

    Page 7 SKU 41487 REV 05/04 P ar ts List t r a Pn o i t p i r c s e D. y t Qt r a Pn o i t p i r c s e D. y t Q 1 . 1r o t c e n n o C e s o H1 8 1w e r c S e v l a V e s a e l R1 2 . 1t u N g n i t c e n n o C1 9 1l a e S e v l a V e s a e l e R1 3 . 1r e t l i F r i A1 0 25 3 . 6 l l a B l e e t S1 4 . 14 . 2 X 8 1 g n i r - O1 1 2n i P1 5 . 1r o [...]

  • Page 8

    Page 8 SKU 41487 REV 05/04 Assembly Drawing[...]