Schwing SP 1800, Original Operating Instructions

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3.19 Hazard prevention on the concrete filling hopper
Gefahrenabwehr-am-Trichter-EN.fm - 01.00.01 189
3.19 Hazard prevention on the concrete filling hopper
GEFAHR!
Danger!
Danger of death due to exposed agitator!
Danger of death as a result of being crushed by or pulled into the agitator!
Disassembled or open hopper grates, as well as defective or manipulated end limit
switches, can cause serious injuries and even death.
The following actions are prohibited on the agitator during operation:
• Reaching through the hopper grate.
• Passing items (e.g. water hose, rod, etc.) through the hopper grate.
3.19.1 Hopper grate
The hopper grate in the concrete filling hopper is coupled to an end limit switch.
The end limit switch stops the rock valve and agitator when the hopper grate is
opened.
WARNUNG!
Warning!
Risk of serious injury due to defective end limit switch!
If the agitator does not stop automatically when lifted, there is a risk of serious injury
and even death.
The end limit switch has to be inspected daily and replaced in the event of a defect.
Arrangement and design of the hopper grate according to EN 12001.
Clean the concrete filling hopper with a strong water jet.
The water jet should be directed onto the area to be cleaned, do not pass the hose
nozzle through the hopper grate.
Before removing any fixed concrete residues with the appropriate tools:
• Stop the machine.
• Switch off the drive motor and prevent it from starting up.
• Discharge the pressure accumulator, if applicable.