Robuschi RBS - Page 21

21
ENGLISH (per l’italiano vedi pagina 4)
INDEX
1 BLOWER CHARACTERISTICS ................................ ................................ .......................... 22
1.1 Operating principle................................ ................................ ................................ .........22
1.2 Construction ................................ ................................ ................................ ................... 22
1.3 Nameplate................................ ................................ ................................ ...................... 22
2 PERFORMANCE LIMITS AND WORKING CONDITIONS................................ ................... 23
2.1 Operating environment and conveyed gas................................ ................................ ......23
2.2 Performance limits................................ ................................ ................................ ..........23
2.3 Flow adjustment ................................ ................................ ................................ .............23
2.4 Noise level................................ ................................ ................................ ...................... 23
2.5 Forbidden uses................................ ................................ ................................ ............... 24
2.6 Residual risks................................ ................................ ................................ ................. 24
3 STORAGE................................ ................................ ................................ ........................... 25
3.1 Unpacking ................................ ................................ ................................ ...................... 25
3.2 Handling................................ ................................ ................................ ......................... 25
3.3 Preservation................................ ................................ ................................ ................... 25
4 INSTALLATION ................................ ................................ ................................ .................. 26
4.1 On-site positioning of blower................................ ................................ ........................... 26
4.2 Changing the inlet/outlet arrangement (from size 35 to 155 only)................................ ....26
4.3 Direction of rotation – Gas flow direction................................ ................................ .........26
4.4 Coupling................................ ................................ ................................ ......................... 27
4.4.1 Direct coupling................................ ................................ ................................ .......27
4.4.2 Belt drive coupling................................ ................................ ................................ ..28
4.5 System piping................................ ................................ ................................ ................. 29
4.5.1 Pressure operation................................ ................................ ................................ .29
4.5.2 Vacuum operation................................ ................................ ................................ ..29
4.5.3 Pressure /Vacuum operation................................ ................................ .................. 29
4.6 Cooling circuit (only for /RV)................................ ................................ ........................... 30
4.7 Electric connection ................................ ................................ ................................ .........30
5 OPERATION ................................ ................................ ................................ ....................... 31
5.1 Preliminary controls................................ ................................ ................................ ........31
5.2 First start up ................................ ................................ ................................ ................... 31
5.3 Operation ................................ ................................ ................................ ....................... 31
5.4 Stopping the blower................................ ................................ ................................ ........31
6 MAINTENANCE................................ ................................ ................................ ................... 32
6.1 Oil change................................ ................................ ................................ ...................... 32
6.1.1 Oil type and viscosity ................................ ................................ ............................. 32
6.1.2 Recommended mineral oils................................ ................................ .................... 32
6.2 Replacing the shaft seal................................ ................................ ................................ ..33
6.3 Cleaning compression chamber................................ ................................ ...................... 33
6.4 Check of the gear clearance................................ ................................ ........................... 33
6.5 Check of the rotors clearance................................ ................................ ......................... 33
6.6 Spare parts................................ ................................ ................................ ..................... 34
6.7 Demolition of the blower................................ ................................ ................................ .34
7 TROUBLESHOOTING ................................ ................................ ................................ ........35
8 DISASSEMBLY AND REASSEMBLY ................................ ................................ ................. 36
8.1 Disassembly................................ ................................ ................................ ................... 36
8.1.2 Disassembly of drive side sump................................ ................................ .............36
8.1.3 Disassembly of gear side sump................................ ................................ .............. 36
8.2 Reassembly................................ ................................ ................................ .................... 36
8.2.1 Reassembly of drive side sump................................ ................................ ..............36
8.2.2 Reassembly of gear side sump................................ ................................ ............... 36