Craftsman 48112 Operator's Manual page 2

IMPORTANT: BEFORE FIRST USE, perform the following Air Purge Procedure to remove any air that may
have been introduced into the hydraulic system as a result of product shipment and handling.
REMOVE COVER PLATE
1
Loosen and remove the four screws
securing cover plate to jack frame.
Remove cover plate to expose oil fill plug.
OPEN RELEASE VALVE
2
Place the open end of the handle over the
release valve so that the narrow crosspiece
in the handle tip engages into the slot in the
valve. Turn the handle counterclockwise 2
full turns to fully open release valve.
RAPIDLY PUMP
3
Remove handle from release valve. Insert
handle into handle socket. Turn handle
slightly to right to engage pin in slot. Rapidly
pump the handle 6 - 8 times. Leave handle
in down position.
NOTE: Repeat this Air Purge Procedure
whenever the jack displays reduced lifting
performance.
Oil Fill Plug
(Not shown, on
reservoir)
Handle
socket
Release
valve
Caster
AIR PURGE PROCEDURE AIR PURGE PROCEDURE
Cover plate
(Remove to access
Oil Fill Plug)
PURGE AIR
4
With a flat blade screwdriver, push the oil fill
plug slightly to the side to purge trapped air
from system. You should hear a hiss.
REPLACE COVER PLATE
5
Secure cover plate back in place with the
four previously removed screws.
CLOSE RELEASE VALVE
6
Remove handle from handle socket. Place
handle back onto release valve. Fully close
release valve by turning handle clockwise
until it stops.
READY FOR USE
7
Remove handle from release valve. Insert
handle into handle socket. Jack is now
ready to use. Check for proper pump action.
Lifting
arm
Jack
handle
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2
Saddle
Front
wheel
Engage
release valve
with this end