Safety Instructions - Grundfos PS.R.05 Installation And Operating Instructions Manual

2. Safety instructions

Receiving the product
DANGER
Crushing hazard
Death or serious personal injury
- Place the pit on even ground to prevent the pit in
overturning.
- Make sure the lifting bracket or strap is tightened
before attempting to lift the pit. Tighten if
necessary. Carelessness during lifting or
transportation may cause injury to persons or
damage to the pit.
Installing the product
CAUTION
Collapsing hazard
Minor or moderate personal injury
- Support for the crane must be placed at a suitable
distance from the pit to avoid collapse of pit hole.
Work according to local regulations.
WARNING
Crushing hazard
Death or serious personal injury
- The lifting equipment used for lifting the pump
must be rated for the weight of the pump,
approved and maintained according to local
regulations.
Electrical connection
WARNING
Electric shock
Death or serious personal injury
- The pump or pump controller must be connected
to an external emergency stop.
If the main switch is used as emergency stop, it
must fulfil EN 60204-1, 10.8.4.
DANGER
Electric shock
Death or serious personal injury
- Before starting any work on the product, make
sure that the power supply has been switched off
and that it cannot be accidentally switched on.
Maintaining and servicing the product
DANGER
Crushing and suffocation hazard
Death or serious personal injury
- Before entering PS.R.17, make sure that the cover
and safety grid are locked in open position and
that the pit is ventilated according to local
regulations. If not, do not enter the pit.
DANGER
Falling hazard
Death or serious personal injury
- When entering the pit, wear a safety harness and
use approved equipment for lifting persons up from
the pit according to local regulation.
CAUTION
Pressurised system
Minor or moderate personal injury
- Relieve the pressure by draining the system before
dismantling the non-return valve.
CAUTION
Biological hazard
Minor or moderate personal injury
- Remove the fuses or switch off the main switch
before dismantling the non-return valve.
Make sure that the power supply cannot be
accidentally switched on.
- Use gloves and other suitable personal protection
equipment in accordance with local regulations.
Observe local regulations on exposure to
wastewater.
- Rinse the non-return valve thoroughly with clean
water before carrying out maintenance and
service.
- Flush the pump thoroughly with clean water and
rinse the pump parts in water after dismantling.
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