Craftsman 950156 Operators Instrucciones de operaciones descargar pdf (Pagina 7)

TROUBLESHOOTING

PROBLEM-SOLVING HINTS

FIG. 6

PARTS

MODEL NUMBER: 50156

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.

Key Description

1 Saddle Assembly

2 Power Unit Assembly

3 Handle Assembly

4 Front Wheel Assembly

5 Handle Socket Assembly

6 Rear Castor Assembly

7 Tool Tray

8 Oil Filler Screw

-- Operators Manual

-- Warning Label

Symptom Possible Causes Corrective Action

Jack will not lift load • Release valve not tightly closed

• Overloaded - too much weight on jack

• Ensure release valve is tightly closed

• Reduce weight on jack

Jack bleeds off

(starts to lower) after lift

• Release valve not tightly closed

• Hydraulic unit malfunction

• Ensure release valve is tightly closed

• Replace power unit assembly

Jack will not lower after

unloading

• Oil reservoir overﬁlled

• Linkages binding

• Drain ﬂuid to proper level

• Clean and lubricate moving parts

Poor lift performance • Fluid level low

• Air trapped in system

• Ensure proper ﬂuid level

• 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

extension

• Fluid level low • Ensure proper ﬂuid level

For after sale support and assistance:

Call 8:00 AM - 4:45 PM CST., Monday - Friday 1-888-332-6419

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Craftsman 950156 Operators Instrucciones de operaciones Pagina 7

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