Craftsman FLOOR JACK 50156 Operator's Manual

Contents

7TROUBLESHOOTINGPROBLEM-SOLVING HINTS2574FIG. 63PARTSMODEL NUMBER: 50156Not all components of the jack are replacement items, but are illustrated as a convenientreference of location and position in the assembly sequence. When ordering parts, giveModel number, Serial Number and parts description. The Model Number and Serial Numberare found on the lifting arm and handle socket respectively.Key Description1 Saddle Assembly2 Power Unit Assembly3 Handle Assembly4 Front Wheel Assembly5 Handle Socket Assembly6 Rear Castor Assembly7 Tool Tray8 Oil Filler Screw-- Operators Manual-- Warning Label186Symptom Possible Causes Corrective ActionJack will not lift load • Release valve not tightly closed• Overloaded - too much weight on jack• Ensure release valve is tightly closed• Reduce weight on jackJack bleeds off(starts to lower) after lift• Release valve not tightly closed• Hydraulic unit malfunction• Ensure release valve is tightly closed• Replace power unit assemblyJack will not lower afterunloading• Oil reservoir overfilled• Linkages binding• Drain fluid to proper level• Clean and lubricate moving partsPoor lift performance • Fluid level low• Air trapped in system• Ensure proper fluid level• With ram fully retracted, openrelease valve and remove oil fillerscrew, pump handle several times toexpel trapped air. Re-install oil fillerscrew.Will not lift to fullextension• Fluid level low • Ensure proper fluid levelFor after sale support and assistance:Call 8:00 AM - 4:45 PM CST., Monday - Friday 1-888-332-6419

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Craftsman FLOOR JACK 50156 Operator's Manual

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