Craftsman 50244 User's Manual
Contents
1. back into the reservoir through the safety overload valve When the ram reaches maximum extension oa oil is bypassed back into the reservoir to orner SA prevent an over extended ram stroke and Saddle Pad possible damage to the jack Opening the release valve allows oil to Saddle flow back into the reservoir This releases hydraulic pressure on the ram which results in lowering the saddle Lifting Arm Handle Socket HOW TO USE YOUR JACK RAISING THE JACK e Chock the vehicle wheels with appropriate devices to prevent vehicle from moving and Front Wheel to ensure lifting stability Spring Loaded Rear Castor e Close the release valve by turning the jack handle clockwise until tight see Fig 3 FIG 3 Refer to the vehicle manufacturer s owner s manual to locate approved lifting points on the vehicle Position jack so that the saddle see Fig 3 is centered under the load at SPECIFICATIONS an appropriate lift point Rated Capacity 3 Ton 6000 LBS e Pump jack handle until saddle ALMOST Jack Dimensions 28 1 2 x 14 x 6 5 16 contacts the vehicle Check to see that the Lifting Range 3 7 8 18 1 2 99 470 mm saddle is centered and will contact the load p lifting point firmly Oil Capacity 265 c c 5 r Net Weight 56 6 Ib Continue to pump the jack handle to lift et Weight 56 6 Ibs the vehicle to the desired height After lifting immediately support the load with appropriate2. Operators Manual CRAFTSMAN 3 TON CAPACITY Model No 50244 ALUMINUM FLOOR JACK Safety Assembly Operation Maintenance Parts CAUTION Before using this product read this manual and follow all its Safety Rules and Operating instructions Sears Roebuck and Co Hoffman Estates IL 60179 Visit our Craftsman website www sears com craftsman Printed in China TABLE OF CONTENTS Warranty se P 2 Save these instructions na P 2 Safety instructions aa P 3 Assembly gt P 3 Operation P 4 Maintenance 4 P 5 Parts ae P 6 Troubleshooting P 6 Service aa P 7 WARRANTY CRAFTSMAN PROFESSIONAL WARRANTY If this Craftsman Professional product fails due to a defect in material or workmanship within one year from the date of purchase return it to any Sears store or other Craftsman Professional outlet in the United States for free replacement This warranty gives you specific legal rights and you may also have other rights which vary from state to state Sears Roebuck and Co Hoffman Estates IL 60179 SAVE THESE INSTRUCTIONS For your safety read understand and follow the information provided with and on this jack The owner and operator of this equipment shall have an understanding of this jack and safe operating procedures before attempting to use The owner and operator shall be aware that use and repair of this product may require special skills and knowledge Jack instructions an
3. ack over and drain old oil out through the oil filler hole Note Dispose of hydraulic oil in accordance with local regulations e Refill with new oil through the oil filler hole DO NOT allow dirt or foreign material to enter the hydraulic system when filling After refilling remove any air from the hydraulic system by opening the release valve and rapidly pumping the jack handle several times e Re install oil filler screw and the jack is ready to use Oil Filler Screw Proper Oil Level Na Oil Filler Hole oOo Reservoir X wa Z LJ i e Ram all the way in anne A Cylinder FIG 4 a PARTS MODEL NUMBER 50244 Not all components of the jack are replacement items but are illustrated as a convenient reference of location and position in the assembly sequence When ordering parts give Model number Serial Number and parts description The Model Number and Serial Number are found on the lifting arm and handle socket respectively 6 Rear Castor Assembly e On Fier Sew Operators Manual warring Label TROUBLESHOOTING PROBLEM SOLVING HINTS Symptom Possible Causes Corrective Action Jack will not lift load Release valve not tightly closed e Ensure release valve is tightly closed Overloaded too much weight on jack Reduce weight on jack Jack bleeds off Release valve not tightly closed e Ensure release valve is tightly closed start
4. ave it inspected for damage at a Sears or other qualified service center before using it again ASSEMBLY TO ASSEMBLE THE TWO PIECE HANDLE e Locate the spring pin on bottom end of upper handle and the spring pin receiver on the upper end of lower handle see Fig 1 e Align the spring pin with the spring pin receiver Connect the two handle pieces together by pressing the spring pin and insert until the spring pin is locked in the spring pin receiver Spring Pin Spring Pin Receiver Upper Handle lt FIG 1 Lower Handle TO ASSEMBLE THE HANDLE INTO THE SOCKET e Pull out and hold the spring knob Insert the assembled handle into the handle socket until it is firmly seated Release the spring knob the handle is now fixed in position Assembled Handle Handle Socket Spring Knob FIG 2 OPERATION KNOW YOUR JACK OPERATING PRINCIPLES Compare Fig 3 illustration with your jack With release valve closed an upward BEFORE operation to become familiar with stroke of the jack handle draws oil from the location of various jack components the reservoir tank into the plunger cavity Hydraulic pressure holds a valve closed which keeps the oil in the plunger cavity e A downward stroke of the jack handle releases oil into the cylinder which forces flea the ram out This raises the saddle NOTE To avoid damage to the cylinder if the load exceeds the rated capacity of the jack oil is automatically released
5. d safety information must be conveyed in jack operator s native language before jack is used If any doubt exists as to the safe and proper use of this jack remove from service immediately Inspect before each use Do not use if broken bent cracked or damaged parts including labels are noted Any jack that appears damaged in any way operates abnormally or is missing parts shall be removed from service immediately If the jack has been or suspected to have been subjected to a shock load a load dropped suddenly unexpectedly upon it immediately discontinue use until jack has been checked by a Sears or other qualified service center It is recommended that an annual inspection be done by qualified personnel Labels and Owner s Manuals are available from Sears see PARTS section on page 6 Study understand and follow all instructions with and on this device before operating this device Do not exceed rated capacity Use only on hard level surfaces capable of sustaining rated capacity loads Lift only on areas of the vehicle as specified by the vehicle manufacturer This is a lifting device only Immediately after lifting support the vehicle with appropriately rated vehicle stands Never work on under or around a load supported only by this device Do not move or dolly the vehicle while on the jack No alterations shall be made to this product Only attachments and or adapters supplied by the manufacturer shall be u
6. ly rated vehicle support stands BEFORE working on the vehicle LOWERING THE JACK e SLOWLY open the release valve by turning the handle counterclockwise but never more than 1 2 full turn at a time MAINTENANCE MAINTAINING OIL LEVEL Important When adding or replacing oil ALWAYS use a good grade Hydraulic Jack oil DO NOT use Hydraulic Brake Fluid Alcohol Glycerine Detergent Motor Oil or dirty oil Use of an improper fluid can cause serious internal damage to your jack We recommend Mobil DTE13M or equivalent ADDING OIL e Position the jack on level ground and fully lower the saddle Ram will be all the way in Remove oil filler screw from the reservoir see Fig 3 amp 4 e Oil should be filled to the level of about 3 16 above the inner cylinder as seen from the oil filler hole If low add oil as needed e Re install oil filler screw The jack is now ready to use LUBRICATION e Add lubricating oil to all moving parts as needed PREVENTING RUST e Check ram and pump piston see Fig 4 every few months for any signs of rust or corrosion Clean as needed by wiping with an oily cloth When not in use ALWAYS store jack with saddle lowered all the way down Release Valve ANNUAL INSPECTION To ensure that it is in optimum condition annual inspection of the jack at a Sears Service Center is recommended REPLACING OIL To drain oil remove oil filler screw and open release valve Turn j
7. s to lower after lift Hydraulic unit malfunction e Replace power unit assembly Jack will not lower after Oil reservoir overfilled e Drain fluid to proper level unloading e Linkages binding e Clean and lubricate moving parts Poor lift performance e Fluid level low Ensure proper fluid level Air trapped in system e With ram fully retracted open release valve and remove oil filler screw pump handle several times to expel trapped air Re install oil filler screw Will not lift to full e Fluid level low Ensure proper fluid level extension For after sale support and assistance Call 1 888 332 6419 8 00 AM 4 45 PM CST Monday Friday Get it fixed at your home or ours Your Home For repair in your home of all major brand appliances lawn and garden equipment or heating and cooling systems no matter who made it no matter who sold it For the replacement parts accessories and owner s manuals that you need to do it yourself For Sears professional installation of home appliances and items like garage door openers and water heaters 1 800 4 MY HOME Call anytime day or night 1 800 469 4663 U S A and Canada www sears com www sears ca Our Home For repair of carry in items like vacuums lawn equipment and electronics call or go on line for the location of your nearest Sears Parts and Repair Center 1 800 488 1222 Call anytime day or night U S A only www sears com To purchase a pro
8. sed Contact 1 888 332 6419 for more information Failure to heed product markings or warnings may result in personal injury or property damage CAUTION BEFORE USING Occasionally during shipment and or handling the hydraulic oil can become unstable or air can get trapped in the system both of which can interfere with the jacks lifting performance SAFETY INSTRUCTIONS To stabilize the oil it is recommended to cycle the jack a few times without applying load Close release valve by turning the jack handle clockwise until tight Pump the handle until the jack saddle reaches its maximum height e Open release valve by turning jack handle counter clockwise but no more than 1 2 full turn at a time Allow the saddle to reach its lowest position Repeat the above procedure a few times e To release air from the hydraulic system Open the release valve by turning the jack handle counterclockwise but never by more than 1 2 full turn at a time e Remove the oil filler screw from the cylinder see Fig 4 e Rapidly pump jack handle through several full strokes e Reinstall the oil filler screw into the cylinder again and jack is now ready to use BEFORE EACH USE Make a visual inspection before each use of the floor jack by checking for abnormal conditions such as cracked welds leaks and damaged loose or missing parts DAMAGE TO JACK If you think jack has been subjected to an abnormal load or shock h
9. tection agreement U S A or maintenance agreement Canada on a product serviced by Sears 1 800 827 6665 U S A 1 800 361 6665 Canada Para pedir servicio de reparaci n Au Canada pour service en fran ais a domicilio y para ordenar piezas 1 800 LE FOYER 888 S1J eee 1 800 533 6937 1 888 784 6427 www sears ca Sears Cailrs Sears Brands LLC Registered Trademark Trademark Service Mark of Sears Brands LLC Marca Registrada Marca de Fabrica Marca de Servicio de Sears Brands LLC Mc Marque de commerce Marque d pos e de Sears Brands LLC
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