Troubleshooting; Problem Solving - Craftsman Speedy Lift 950156 Operator's Manual

Symptom
Jack will not lift load
Jack bleeds off
(starts to lower) after lift
Jack will not lower after
unloading
Poor lift performance
Will not lift to full
extension
MODEL NUMBER:
Not all components
reference of location and position in the assembly sequence.
Model number, Serial Number and parts description. The Model Number and Serial Number
are found on the lifting arm and handle socket respectively.
Key Description
Saddle Assembly
I
2 Power Unit Assembly
3 Handle Assembly
4 Front Wheel Assembly
5 Handle Socket Assembly
6 Rear Castor Assembly
Tool Tray
7
8 Oil Filler
Operators Manual
Warning Label
Call 8:00 AM - 4:45 PM CST., Monday - Friday 1-888-332-6419

TROUBLESHOOTING

PROBLEM-SOLVING
Possible
• Release valve not tightly closed
• Overloaded - too much weight on jack
• Release valve not tightly closed
• Hydraulic unit malfunction
• Oil reservoir overfilled
• Linkages binding
• Fluid level low
• Air trapped in system
• Fluid level low
50156
of the jack are replacement
Screw
For after sale support and assistance:
HINTS
Causes
• Ensure release valve is tightly closed
• Reduce weight on jack
• Ensure release valve is tightly closed
• Replace power unit assembly
• Drain fluid to proper level
• Clean and lubricate moving parts
• Ensure proper fluid level
• With ram fully retracted, open
• Ensure proper fluid level
PARTS
items, but are illustrated as a convenient
FIG. 6
7
Corrective Action
release valve and remove
screw, pump handle several times to
expel trapped air. Re-install oil filler
screw.
When ordering parts, give
oil filler