DMN-WESTINGHOUSE AL-BL Rotary Valves
Code: AL-E.B.01.B 11-2012
30
3.3.3.2 Rotor shaft sealing
Standard executions are :
- shaft sealing with gland packing;
- air purge with gland packing;
For adjustment and replacement follow the instructions for shaft
sealing with gland packing. (3.1.3.2 Page 17.)
3.3.4 Dismantling, assembly and adjustment instructions for the valve
DMN-WESTINGHOUSE valves have been manufactured with great care. To reduce
air leakage’s, internal running clearances are kept extremely small during manufacture
and assembly of the valve.
- do not use heavy or rough tools;
- avoid damages like scratches and burrs;
- clean all parts thoroughly.
In case of repair work to the valve, please follow safety instructions
of chapter 1.
- Turn off the electrical supply, lock the switch and/or remove the fuses;
- If necessary, disengage the chain to ensure that the rotor does not turn.
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