TRANSMISSION JACK USER`S MANUAL MODEL 766B
Contents
1. BE SURE SETUP 15 STABLE BEFORE LIFTING LOAD Cylinders should be placed on a flat surface that can support the load Where applicable use a cylinder base for added stability Do not weld or otherwise modify the cylinder to attach a base or other support Avoid situations where loads are not directly centered on the cylinder plunger Off center loads produce considerable strain on cylinders and plungers In addition the load may slip or fall causing potentially dangerous results Immediately replace worn or damaged parts genuine JACKCO parts Standard grade parts will break causing personal injury and property damage JACKCO parts are designed to fit properly and withstand high loads avoid personal injury keep hands and feet away from cylinder and work piece during operation NEVER set the relief valve to a higher pressure than the maximum rated pressure of the pump Higher settings may result in equipment damage and or personal injury Do no remove relief valve Keep hydraulic equipment away from flames and heat Excessive heat will soften packing and seals resulting in fluid leaks Heat also weakens hose materials and packings For optimum performance do not expose equipment to temperatures of 150 F or higher Protect hoses and cylinders from weld spatter Hydraulic equipment must only be serviced by a qualified hydraulic technician For repair service contact your equipment dealer service ce2. if the release pedal the air in the oil system should be bled successfully To bleed the air in the second cylinder 1 Locate the air bleeder screw at the top nut which is on the top of the first piston rod 2 Pump the jack to its maximum height Use an Allen socket wrench to loosen the air bleeder screw for no more than two full rotations Push the saddle assembly downward to purge the air in the cylinder out until nothing but oil drains out of the bleeding hole 3 Tighten the bleeder screw and double check It may be necessary to repeat the above steps several times 2 4 t N Model EEE 00151121 D 0 42 00 94 2 sseereu zzi Buudeuspoi 623 ueri y Bury deus zc y 77 OOO ref _______ 10 6 Ee Purois 200460 8 z deee 40 5868 suwwc z oH L _________ 16481 26 8weazi s 8 raser susmo seje 00 3084 72 Bei 3eWeoBueespw z wusws 8 gec 1 8 8 Buudeu
3. assembly by the different shape of their housing When using both ends of the chain should be anchored to the bracket Setup To prevent oil leak during shipment a shipping plug is used to ensure the best sealing function Remove the shipping oil plug and replace it with vented oil plug provided he reservoir tube is shipped filled with hydraulic oil Beofre using the jack for the first time press the release pedal to open the release valve and operate the foot pump 8 10 full strokes to distribute the oil Operation Follow the vehicle s recommended service procedure for removal of the component Position the jack under the vehicle Raise the jack by operating the foot pump until the saddle reaches the component Adjust the suport brackets to fit the component Use the tilt crank to align the saddle with the component Finish raising the jack to the component Secure the chain assembly around the component Bleed Air from the Hydraulic System Air can accumulate within a hydraulic system during shipment or after prolonged use This entrapped air causes the jack to respond slowly or feel spongy Follow the steps below to bleed the system To bleed the air in the oil system 1 Pump the jack to the highest point where the first and the second stages are both at the maximum height 2 Get the help of another person to keep the release pedal depressed and activate the foot pedal about 15 20 times 3 Let go
4. bleed until before seeking service Do not use this jack as a wash rack when washing or steam cleaning transmissions Trouble Shooting Problem Solution Jack will not lift load Overload condition Remedy overload condition Air supply inadequate Ensure adequate air supply Jack bleeds off after lift Overload condition Remedy overload condition Jack will not lower after Resevoir overfilled Drain fluid to proper level unloading Linkages Dinding Clean and lubricate moving parts Poor lift performance Fluid level low Ensure proper fluid level Air trapped in system With ram fully retracted remove oil filler screw vent screw to let pressurized air escape then reinstall oil filler screw vent screw Will not lift to full Fluid level low Ensure proper fluid level extension 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 If the defective equipment or tool is determined to be covered under this warranty it shall be repaired or replaced at manufacturer s discretion without charge provided that the equipment or tool must be returned with proof of purchase to the dealer and freight prepaid if returned to the manufacturer This warranty shall not apply to damage due to accident negligent use and lack of maintenance abu
5. c ACKCO MODEL 766B TRANSMISSION JACK 1 2 TON CAPACITY USER S MANUAL Jackco Transna tional Inc 2012 South EI Monte CA 888 452 2526 www jackco com 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 Stay clear of loads supported by hydraulics A cylinder when used as a load lifting device should never be used as a load holding device After the load had been raised or lowered it must always be blocked mechanically Do not exceed equipment rating never attempt to lift a load weighing more than the capacity of the cylinder Overloading causes equipment failure and possible personal injury The cylinders are designed for a maximum pressure of 10 000 psi Do not connect a jack or cylinder to a pump with a higher pressure rating The system operating pressure must not exceed the pressure rating of the lowest rated component in the system Install pressure gauges in the system to monitor operating pressure lt is your window to what is happening in the system
6. cc z aseo prse eesms z 22 22 9useWeddoo o z wemspeemav e 9 Oundsf ea ____ 1 ______ 2 ieBkes er yeus ore 1 podengis 5 Udwes t E gt Buroj on 1 0 9806 05 721 Peuussdpjss i ____ 168168 z emee _________ ea eas 2 9 ppes JESAN 100 0181 1 66 11 1 ESSA gj ASSY JODUIIA IIO uonduoseq weg uonduoseq wey uonduoseq wey ALO uonduoseq gt gt 4 Maintenance Regularly lubricate all moving parts of the jack Pay special attention to the lift screw and related linkages A meidum weight lubricating grease 50010 be used on all external moving parts such as bearing surface pivot points tilt screws etc Regularly check the oil level With the saddle fully lowered remove the oil filler screw and check the oil level Oil should be at the bottom of the filler screw holes Fill if nessary Use only hydraulic jack oil Do not use hydraulic brake fluid f the jack fails to operate check the oil level and or
7. nter To protect your warranty use only JACKCO hydraulic oil Specifications Capacity Base Size L x W Min Height Max Height Net Weight 1 2 Ton 37 x31 74 1 2 154 Lbs Assembly Assembly the swivel casters on the jack legs using lock washers and nuts provided Assemble the legs with the casters to the jack s base and slightly secure with the Allen socket bolts and lock washers provided Position the jack with legs on a hard level surface Tighten the Allen socket bolts while all four casters are contacting the floor and the jack apppears vertical to the floor Locate the draw bar and the two hex bolts in the carton Insert the draw bar into its sockets on the cylinder and secure with the hex bolts provided Saddle assembly Loosen the bolt from outside the saddle adapter Mount the saddle adapter onto the top of the piston rod Once mounted tighten the bolt and secure entire saddle assembly Use the tilt adjusting knob to adjust the saddel angle to a relatively horizontal positon Attach the two corner support brackets onto the uniersal saddle and fasten with the hex bolts and nuts Locate the fixing bracket in the chain pack Assemble the fixing bracket on the corner support bracket and secure with the hook and screw caps Assemble chains and chain hardware to the corner support bracket The chains and chain hardware are provided to secure the transmission transfer box or differential to the saddle
8. se or applications other than the specific function the equipment or tool is designed for No other warranties expressed or implied including those of merchantability or fitness for particular purpose shall be applicable to Jackco except as specifically stated herein In no event shall Jackco be liable to any party for any special direct indirect consequential punitive damage of any nature caused by the sale or use of the equipment or tool Note This warranty gives the original purchaser specific legal rights which may very from state to state Jackco Transnational Inc 2012 South EI Monte CA 888 452 2526 www jackco com
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