11
cialized equipment and knowledge, so it must only be carried out by an authorized service center, using
original spare parts only.
-
Keep the jack clean and prevent foreign matter such as sand, grit and dirt from entering the system.
-
Clean all surfaces and maintain all labels and warnings in good condition and legible.
-
Check and maintain the ram oil level. Always fill with new, clean hydraulic jack oil, never use brake or
transmission fluids, alcohol or regular motor oil.
-
Check the ram every three months for any signs of rust or corrosion. Clean as needed and wipe with an
oiled cloth.
-
When not in use, always leave the saddle and ram all the way down.
-
Always store the jack in fully lowered position. This will protect critical areas from excessive corrosion.
-
Store the jack in a clean and dry place where it will not be exposed to corrosive vapours, abrasive dust or
any other harmful elements.
-
Annual inspection of the jack is recommended in an authorized service center to ensure the jack is in op-
timum condition.
TROUBLESHOOTING
Problem Cause
Solution
-
Switch and interface are worn, air
hoses are burst or air inlet pipes are
damaged which results in leakage
and insufficient air supply.
-
Check the switch, air hoses and
joints. Replace if damaged.
Pneumatic pump
doesn’t work or works
with insufficient jacking
force.
-
Piston of pneumatic pump expands
and is dirty. Cylinder rusts; insuffi-
ciently oil in the tank.
-
Clean and replace it with a suitable
piston. Abrade the cylinder with sand
paper; fill the tank with oil.
-
Foreign matter in check valve or valve
is damaged. Return oil steel ball is
damaged.
-
Clean the check valve and replace
the steel ball. Replace the check
valve if damaged.
-
Damaged return oil pipe causes leak-
age and fails to withhold the return oil
steel ball.
-
Replace the return oil pipe.
Jack doesn’t lower.
-
Piston locks and fails to withhold the
return oil steel ball. Seal ring is dam-
aged.
-
Replace the piston and seal ring.
-
Oil seal and seal ring in the top pump
are damaged.
-
Replace the oil seal and seal ring.
Jack leaks oil.
-
Concave ring of the oil pump inside
the check valve is damaged.
-
Replace the concave ring.
-
Foreign matter in check valve or valve
is damaged. Oil feeding steel ball is
damaged.
-
Clean the check valve and replace
the steel ball. Replace the check
valve if damaged.
-
Damaged oil feeding pipe causes
leakage and fails to withhold the oil
feeding steel ball.
-
Replace the oil feeding pipe.
-
Pneumatic pump doesn’t work.
-
Check the pneumatic pump.
Piston doesn’t lift.
-
Tank has no oil.
-
Fill the tank with oil.
