www.wika.com
7
WIKA INSTRUMENTS ITALIA Srl
Via Bernarde 11/1 36047 Montegaldella (VI) Italy
Tel.
+39 0444 635801
Страница 1: ...REV A PAG 1 9 MONOBLOCK INSTRUMENTATION VALVES Models IBF1 IBF2 IBF3 IBM IBS IBJ INSTALLATION OPERATING MAINTENANCE MANUAL A 25 10 21 Prima emissione Sostituisce MTUT001VPEN Santimaria A Rigo F Chiari...
Страница 2: ...EXTERNAL TIGHTNESS 3 7 3 CONTROL OF INTERNAL TIGHTNESS ONLY DBB SERIES 3 8 MAINTENANCE 4 8 1 MAINTENANCE WITHOUT DISASSEMBLY 4 8 2 MAINTENANCE WITH DISASSEMBLY 4 9 DISASSEMBLY 4 9 1 REPLACEMENT OF CL...
Страница 3: ...y type of direct contact with the valve that may cause harm or injury The valves should be used in a well designed adequately supported piping system in order not to be subjected to undue forces stres...
Страница 4: ...ise to open handle is parallel to flow line and 90 counter clockwise to close handle is perpendicular to flow line The bleed line should be in closed position while flow line is in open position and o...
Страница 5: ...cess fluid cycle the valve few times to ensure the pressurization of the body cavity After the pressurization set the valve in the required position 7 3 Check of external tightness Valves have been al...
Страница 6: ...f the valve bore flange connection threaded connections ball stem etc Seals replacement replace seals and seats of the complete valve for proper operation We suggest the use of WIKA Instruments origin...
Страница 7: ...and the stem nut tight the nut 8 Place levers in closed position 9 Place the ball and maintaining the lever in close position to prevent the ball from falling 10 Place second seat fig 1 4 and then th...
Страница 8: ...erating conditions 12 TIGHTENING TORQUES 12 1 Flanges bolts Tightening Torque 12 2 Stem tightening torque There is not a value for stem tightening torque Nuts have to be screwed up to the end then the...
Страница 9: ...www wika com 7 WIKA INSTRUMENTS ITALIA Srl Via Bernarde 11 1 36047 Montegaldella VI Italy Tel 39 0444 635801...
