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OPERATING INSTRUCTIONS

OPERATINGINSTRUCTIONS / INITIAL SETUP PROCEDURE
WARNING STANDCLEAR. When raising or lowering the lift.
Read the warning on page 2.

TO RAISE LIFT,(THE FIRST TIME):

1. Takenote of the pump / drum clearance above. Be certain the lift is
clearof any objects above. Also refer to OPERATING ANDSAFETY
PRECAUTIONS found on page 2.
2. Connectthe air supply (150 p.s.i. / 10.3 bar maximum) to the air inlet.
3. Shift the control valve lever to the ‘‘UP’’ position.
4. Raisethe lift high enough to clear the height of the drum. Stop the lift
upward travel by moving the control valve lever to the (center)
‘‘NEUTRAL’’position.

TO RAISE LIFT,(NORMAL OPERATION):

1. Adjust the follower plate air valve pressure. DO NO OVERPRES-
SURIZE THE DRUM to avoid damage.
NOTE:Air from this valve will only pass when the control lever is in
the ‘‘UP’’ position.
2. Shift the control valve lever to the ‘‘UP’’ position.
3. Raisethe lift high enough to clear the height of the drum. Stop the lift
upward travel by moving the control valve lever to the (center)
‘‘NEUTRAL’’position.

TO CHANGE DRUMS:

NOTE: The control lever should be in the ‘‘NEUTRAL’’position.
1. Place a new drum into position.

TO LOWER LIFT:

WARNING PINCHHAZARD. Follower candescend quickly
causinginjury. Keep hands clear when aligning with container.
Read the warning on page 2.
NOTE:Be certain the follower plate vent plug has been removed so that
the air trapped between the follower and the material is allowed to es-
cape from this vent. Captured air between the follower plate and drum
will escape.
NOTE:The lift may hesitate momentarily before starting downward, the
airpressure inside the post air chamber must decrease before it will be-
gin to descend.
1. Shiftthe control valve lever to the ‘‘DOWN’’ position and proceed to
lower the pump.
2. Replacethe vent plug once the material begins to ooze from the vent
opening.

DISASSEMBLY

1. Remove the top cross support bar from the cylinder pistons.
2. Remove the air valve assembly from the right post.
The following piston removal instructions are the same for both sides.
Piston removal requires the following tools:
SScrewdriver (flat blade)
S.400” diameter rod, 12” - 18” long
SE - Ring pliers
3. Using the E - ring pliers, remove the snap ring which retains the
backup washer and upper piston ‘‘U” cup seal.
4. Locate one of the two service holes in the cap and insert the .400”
diameter rod.
5. Locatethe end of the square retaining wire found 1” down from the
top of the cylinder.
6. Thebent tip of the wire protrudes slightly. Using a screwdriver,care-
fullypry out the wire slightly while using the rod to rotate the cap in a
clockwisedirection 360_. Unwind the wire and expose the end with
the 90_bend.
7. Remove the wire from the machined hole.
8. Remove the cap from the cylinder and remove from the piston, re-
move the washer and upper seal.
9. Remove the piston assembly.Disassemble as required to replace
worn seals.

REASSEMBLY

1. Thoroughlylubricate the cylinder wall, all seals and especially lubri-
cate the groove where the retaining wire is located to aid in reas-
sembly.
2. Replacet he cap, align the hole with the access slot. Place the 90_
bendof the wire into the machined hole and snap in place. Using the
.400” diameter rod, rotate the cap clockwise and feed theretaining
wire into position.
3. Placethe new seal (with lips down) on the piston, reinstall the wash-
er,place a sleeve over the piston rod to help ‘‘seat” the upper seal.
PRESSURE
REGULATOR
FOLLOWER PLATE
AIR SUPPLY VA LVE
CONTROL
LEVER
GAUGE
AIR CONTROLS
FIGURE 4
OFF ON