Wesley The international series User Manual

Trouble shooting

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HOW TO OPERATE TRUCK:
1. Pull the release lever up. The truck will
lower.
2. Push the release lever down, you can now
pump the truck up.

MAINTENANCE
1. Do not Overload.
2. When truck cannot lift to full height, re-
move oil plug, fi ll with hydraulic oil.
3. Lubricate the axles of wheels and all mov-
ing parts.
4. Do not leave pallet truck under a heavy
load for an extended time when not in use.
Release hydraulic press on pump to lower
truck.

HANDLE ASSEMBLY INSTRUCTIONS
1. Use schematic as a reference.
2. Position yourself behind the truck with forks
pointing away.
3. Remove 3 screws (22) from handle base (23).
4. Holding handle (68) in one hand, and a screw-
driver in the other, place screwdriver in one of
the 3 screw holes in handle base (23). Pull on
the screw driver so that the handle base (23) tilts
back until the center hole in the handle base and
axle (21) are aligned.
5 Slip chain (72) thru both holes.
6. Replace 3 screws (22) attaching handle (68) to
handle base (23).

Safety designed

loop handle

Urethane covering on steel

wheels for smooth operation

Automatic-return handle

assumes upright position

when released

Fingertip

release lever

TROUBLE

CAUSE

REMEDY

1. Jack feels “spongy” when
operating

Air in the hydraulic system.

1. Hold the lever in the up posi-
tion, then pump the loop-handle
up and down while holding
lever up.

Insuffi cent hydraulic oil

2. Remove the oil plug (25) and
add oil.

2. The forks do not rise when
the valve handle is in the lifting
position.

Insuffi cent hydraulic oil

See remedy 2.

The lowering arm assembly
does not open

3. Adjust the valve chain with
adjusting nut (73) or check the
release piston (34).

Leak from valve cone (16) as-
sembly

4. Replace steel ball (19).

3. The forks drop after every
pump stroke

Air in the hydraulic system

See remedy 1.

Leak from the valve cone (16)

5. Replace valve cone (16),
valve housing (17), o-ring (18),
and o-ring (13).

4. “Lowering Action” does not
function or lowers slowly

Insuffi cent travel of lowering
arm

Adjust the valve chain and ad-
justing nut (73).

5. The forks drop when the
handle is in the neutral position.

The lowering arm does not
open properly

See remedy 3.

Leak from the valve cone

See remedy 5.

Leak from seal rings in the bot-
tom plate

6. Replace u-cup packing (43).

6. Pumping still ocurs when
valve handle is in the neutral
postion.

See remedy 3.

7. Oil leaks from the lowering
arm assembly

Seal ring damaged or worn out

7. Replace o-ring (32) and o-
ring (38).

NOTES:

When overhauling the hydraulic system, total cleaniness should be observed.

Dismantled parts should be carefully cleaned and inspected. Always change o-ring and seal washers
when overhauling the hydraulic system.

Recommended hydraulic oil SAE #10.

TROUBLE SHOOTING

One piece construction with

double rolled sides

High strength unitized

welded steel frame

WESELY INTERNATIONAL

3680 Chestnut Street, Scottdale, GA 30079

404-292-7441, 404-292-8469 Fax, 800-241-2869

www.wesleyinternational.com

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