MODEL 842 AIR HYDRAULIC PUMP INSTRUCTION Jackco Transnational Inc. © 2009 South El Monte, CA 888-452-2526 www.jackco.
FOR YOUR SAFETY Read all instructions, warnings and cautions carefully. Follow all safety precautions to avoid personal injury or property damage during system operation. Jackco cannot be responsible for damage or injury resulting from unsafe product use, lack of maintenance or incorrect product and/or system operation. Contact Jackco when in doubt as to the safety precautions and operations. Failure to comply with the following cautions and warnings could cause equipment damage and personal injury.
INSTRUCTION PRODUCT DESCRIPTION -10,000 PSI AIR Hydraulic Pump designed to operate @90-120 PSI air source. -This equipment allows quick displacement of hydraulic fluid up to 1600 c.c/97 cu.in.. -Foot pedal design delivers a smooth, controllable flow to and from the intended application. SPECIFICATION Capacity Pump Size (L x W x H) Usable Volume Oil Oil Outlet Size 10,000 PSI 10” x 5.6”x 8.3” 1600c.c./97 cu.in. 3/8 NPT IMPORTANT 1. Check for leaks in the system and repair as needed.
AIR REMOVAL Removing air from the hydraulic system will help the cylinder to advance and retract smoothly. Pump with Single-Acting Cylinder • • • • Position pump at higher elevation than cylinder. Position cylinder with plunger end down (up if using pull cylinder) Operate pump to fully extend the cylinder (retract if using pull cylinder) Depress release valve to retract cylinder (extend if a pull cylinder). This will force the trapped air to move up to the pump reservoir.
TROUBLESHOOTING Problem Cylinder does not advance, advances slowly, or advances in spurts. Possible Cause Solution 1. Oil level in pump reservoir is 1. Add old according the maintenance low. instructions. 2. Release valve open. 2. Close the release valve. 3. Loose hydraulic coupler. 3. Check that all couplers are fully tightened. 4. Load is too heavy. 4. Do not attempt to lift more than rated 5. Air trapped in system. tonnage. 6. Cylinder plunger binding. 5. Remove air according to the instructions. 6.
Model: 842 Parts List
Description Treadle Reservoir Packing Pump Base Set Screw Spring Bearing φ 7/32" Spring Safety Valve Spring Safety Adjustment Bolt Bearing φ 9/32" O-ring Check valve kit Filter Snap-Ring "C" R22 Spring Spring Safety Valve Bearing φ 1/8" Sleeve Pin O-ring Piston Ring Return Valve Spring Spring O-ring Back-up Ring Pump High Pressure O-ring Pump Cylinder Part # 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 1 1 2 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 2 1 1 1 Q
LIMITED ONE YEAR WARRANTY Jackco Transnational Inc. warrants all Jackco equipment and tools to the original purchaser against any manufacturing defect in material or workmanship for a period of one (1) year from the original date of purchase.
