Sunex Tools 5240AO Assembly Instructions Manual page 8

WARNING
DO NOT attempt to operate pump unless the BREATHER VALVE IS OPEN.
Valve is closed prior to shipping to prevent the loss of hydraulic fluid.
PROCEDURE FOR BLEEDING AIR
9
3. Move press bed into highest position
and lock bed into place with all four pins.
6. Air that has flowed into the pump
causes the cradle to move up and
the ram to move down. If this happens,
proceed to step 7. If not, check all
hoses and connections and repeat
the procedure.
WARNING
Do not allow the ram to
extend more than 5.5".
5240AO Operation Manual
4. Place press plates DIRECTLY
under ram, on press bed.
Air Hose Trigger High Pressure Cradle
US TONS
7. Squeeze trigger on air hose.
Air will enter motor and extend
the ram. Pump ram against press
plates until gauge reads "5 Tons".
7
1. Turn valve handle on FRONT of
pump CLOCKWISE until closed.
DO NOT OVERTIGHTEN.
CAUTION
US TONS
8. Insert pump handle into HIGH
PRESSURE CRADLE for more precise
control. Pump ram against press
plates until gauge reads "10 Tons".
2. Turn petcock valve
(breather) on TOP of pump
COUNTERCLOCKWISE to open.
5. Put cradle in the
DOWN position.
Use an adapter on
your air hose and
allow air to flow
through the opening
in the petcock valve
into the pump.
Note: Air motor
must be operating
at the same time.
Bed must be in UP position, or
you will over extend ram.
9. Turn valve handle on pump
COUNTERCLOCKWISE
a maximum of one (1)
turn to open valve.
Ram will retract as
pressure is released.
Rev: 08/10/06