8
Aston®
Overhead Two Post Lift AL-100RH User’s Manual
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Protect all parts of the electrical equipment from
humidity and moisture.
●
Protect the lift against unauthorized usage by
padlocking the main switch.
1.6 Safety Instructions for Servicing
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Maintenance or repair work by authorized service
personnel only.
●
Turn off and padlock the main switch before doing
any maintenance, or repair work.
●
Work on pulse generators or proximity switches by
authorized service personnel only.
●
Work on the electrical equipment by certified
electricians only.
Once the lift is raised, the arm restraints are locked
automatically to avoid any swivel under load.
1.7.6 Pipe Break Valve
The hydraulic cylinders are equipped with pipe break
valves. They respond in case of rapid pressure drop (line
break) to prevent sudden lowering movements.
1.7.7 Pressure Relief Valve
A pressure relief valve is used to limit the hydraulic
working pressure to a maximum of 150 bar.
2. SPECIFICATIONS
See following pages.
●
Ensure that ecologically harmful substances are
disposed of only in accordance with the appropriate
regulations.
●
Do not use high pressure/steam jet cleaners or caustic
cleaning agents. Risk of damage!
●
Do not replace or override the safety devices.
1.7 Safety Features
1.7.1 Dead Man's Type Control
The operator is required to hold the controls in the engaged
position to raise or lower the lift.
1.7.2 Equalizing System
The lift is provided with equalizing cables to ensure level
movement of both carriages.
1.7.3 Collision Prevention Switch
A rope-operated limit switch prevents collisions between
vehicle roof and cross member.
1.7.4 Pinch Point Protection
During lowering cycles, the support arms automatically
stop at a height of 120 mm above bottom position.
To lower the arms completely, release the "Lower" button
and press the "Lower to bottom position" button. Lift travel
to the lower limit stop is accompanied by an audible signal.
1.7.5 Automatic Arm Restraint
The properties indicated apply to lifts running at
operating temperature.
