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Exploded View And Parts List; Troubleshooting - Craftsman 4809 Operator's Manual

2 ton aluminum / steel vehicle jack

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#
Description
1
Saddle
2
Lift Arm
3
Side Plate Assembly
4
Front Wheel
5
Rear Caster Assembly
6
Handle
7
Handle Socket
8
Power Unit Assembly
Jack will
Jack will
Jack will
not lift
not hold
not lift to
load
load
full height
X
X
X
X
X
X
X

EXPLODED VIEW AND PARTS LIST

Qty.
1
1
1
2
2
1
1
1

TROUBLESHOOTING

Symptom
Jack will
not lower
completely
X
X
X
X
X
X
Oil fill screw
Poor jack
Handle
lifting,
raises by
pump
itself while
feels
under load
spongy
X
X
X
X
6
Oil level is low in jack. Add oil
as required.
Power unit may have trapped
air. Release air from system.
Release valve may not be
closing properly. Turn the
release valve clockwise tightly.
Oil reservoir is over-filled.
Drain out some oil.
Lubrication of moving parts is
necessary.
Power unit is malfunctioning.
Replace the power unit.

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