Gardner Denver RBS 15, Service Manual And Parts List

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2 REMOVAL OF THE BLOWER FROM THE PLANT
2.1 Stopping the blower
If the blower is still in operation remove, if possible, the differential pressure.
Stop the electric supply
WARNING: Check that the deceleration of the blower is even and without vibrations.
Close the cooling water circuit (only for /RV)
Insulate the blower from the plant and restore the atmospheric pressure into it.
WARNING: The gas contained in the plant may be hot, toxic or irritant.
WARNING: Disconnect the electric supply, lock the general switching in open position with the
key and conserve it during service operation
WARNING: Wait until the blower returns at the ambient temperature (<40°C)
2.2 Disassembling the connections
2.2.1 Disassembling the pipes
Unscrew the screws fixing the elastic connections between the silencers and the main pipes.
Remove the elastic connections using suitable hoisting devices.
WARNING: The elastic connections with DN higher than 200 weight more than 30 kg.
If necessary disassemble also the pipe near the silencers.
NOTE: For the blower with vertical nozzles (/V) operate only on the piping connected to the
upper silencer.
In case of blowers with oil cooling circuit (/R-V) disconnect also the cooling liquid supply pipes
2.2.2 Disassembling the silencers
Unscrew the screws fixing the silencers to the blower nozzles and to their supports if any
remove the silencers using suitable hoisting devices.
WARNING: The silencers with DN higher than 150 weight more than 50 kg.
NOTE: For the blower with vertical nozzles (/V) operate only on the piping connected to the
upper silencer.