ATH-Heinl Bedienungsanleitung Single Lift 25M

Problems during lowering
Symptoms Cause Solution
Lift does not lower
Safety catches do not react
Defective button and/or contact
Defective control relay
Obstacle under platform
Hose rupture protection triggered
Lowering valve is not activated
Solenoid coil of lowering valve
defective
Control valve defective
Check cable connection Check
electromagnets, replace if
necessary Relieve detents by raising
them
Replace button and/or contact
Check control relay
Remove obstacle
Raise platform briefly and press
“DOWN” again
Check electrical connection
Replace solenoid coil
Replace control valve
Platform lowers too slowly or
jerkily
If the faults cannot be rectified, lower the lift using the
emergency lowering function and contact our service team
Lowering valve dirty
Clean lowering valve
Lift lowers by itself
Leaky hydraulic connections
Leaky hydraulic lines
Leaky hydraulic cylinder
Dirty or defective lowering valve
Leaky check valve
Tighten connections, seal if
necessary
Replace hydraulic line
Replace seals and clean hydraulic
system
Clean or replace the lowering valve
Clean or replace
Other problems
Symptoms Cause Solution
Lift does not raise and lower
synchronously
Air in hydraulic circuit
Bleed hydraulic circuit
Product shows (severe) rust
damage
Damage or insufficient corrosion
protection Maintenance if
necessary
Remove rust, clean and restore
surface.
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Stand: 10.07.2024 / Copyright4