Operating Instruction Manual:
OM-TLA50-01
From Serial Number:
All
18
11.0 Troubleshooting
Hi-Force TLA50 ToughLift Jacking Systems should be serviced and repaired only by authorised Hi-Force
repair centres. The following table gives possible causes and solutions for common problems.
TROUBLESHOOTING GUIDE
Problem
Possible Cause
Solution
1. Air motor / Pump will
not start.
a. Air supply not connected.
Connect air supply.
b. Low air pressure / volume.
Check air supply, including regulator setting
and the size of the connecting hoses to
ensure the correct airflow / pressure
requirements are met. (
See section 5.5
)
c. Air supply hose restricted or
damaged.
Check air supply hose for kinks, blockages or
damage. Replace supply hose if damage is
found.
d. Air muffler frozen or clogged with
ice.
Remove and clean the air muffler. Ensure the
air supply is clean, dry and free of water.
Check lubricator is filled to the required level.
e. Air motor is damaged, seized or
worn.
Contact your local Hi-Force office / distributor.
2. Air motor stalls or
struggles to create
pressure.
a. Low air pressure / volume.
Check air supply, including regulator setting
and the size of the connecting hoses to
ensure the correct airflow / pressure
requirements are met. (
See section 5.5
)
b. Inadequately lubricated air supply.
Check air lubricator levels and make sure the
oil drip rate is correct. (
See section 5.7)
3. Pump struggles to
build pressure or
maintain pressure
under load.
a. Oil level too low
Check unit for visible leaks. Add oil as per
section 5.3.
b. External oil leak in the system.
Contact your local Hi-Force office / distributor.
4. Pump running hot.
a. Low oil level.
Add oil as per section 5.3.
b. High-Pressure leakage at pump.
Contact your local Hi-Force office / distributor.
5. Cylinder will not
advance.
a. Pump malfunction.
Contact your local Hi-Force office / distributor.
b. Oil level too low.
Add oil as per section 5.3.
c. Load too heavy for the cylinder.
Make sure the weight of the load to be lifted is
within the rated capacity of the unit.
d. Cylinder seals leaking.
Contact your local Hi-Force office / distributor.
e. Faulty control pendant.
Contact your local Hi-Force office / distributor.
