ページ1に含まれる内容の要旨
Operators Manual
Model No. 50244
3 TON CAPACITY
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
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TABLE OF CONTENTS Warranty .....P. 2 Save these instructions .....P. 2 Safety instructions .....P. 3 Assembly .....P. 3 Operation .....P. 4 Maintenance .....P. 5 Parts .....P. 6 Troubleshooting .....P. 6 Service .....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 replac
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SAFETY INSTRUCTIONS • To stabilize the oil, it is recommended to cycle ! WARNING the jack a few times without applying load: • Study, understand, and follow all • Close release valve by turning the jack instructions with and on this device handle clockwise until tight. before operating this device. • Pump the handle until the jack saddle • Do not exceed rated capacity. reaches its maximum height. • Use only on hard, level surfaces capable • Open release valve by turning jack handle of
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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. • A downward stroke of the jack handle releases oil into the cylinder, which forces the ram out. This raises the sa
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MAINTENANCE MAINTAINING OIL LEVEL ANNUAL INSPECTION Important: When adding or replacing oil, To ensure that it is in optimum condition, ALWAYS use a good grade Hydraulic Jack oil. annual inspection of the jack at a Sears DO NOT use Hydraulic Brake Fluid, Alcohol, Service Center is recommended. Glycerine, Detergent, Motor Oil or dirty oil. Use of an improper fluid can cause serious REPLACING OIL internal damage to your jack. We recommend • To drain oil, remove oil filler screw and open Mob
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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. 7 3 Key Description 1 Saddle Assembly 8 2 Power Unit Assembly 5 2 3 Handle Assembly 4 Front Wheel Assembly 1 5 Handle Socket Assembly 6 Rear Casto
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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.
