
VACUUM LEAK TEST TROUBLESHOOTING GUIDE
IF MAINTENANCE HAS BEEN PERFORMED SINCE PASSING A VACUUM
LEAK TEST, CHECK THE FOLLOWING ITEMS (IF NOT, SKIP TO NEXT
CHECKLIST):
□
WAS PART CORRECTLY INSTALLED? (E.G.: CORRECT FLOW
ARROW ORIENTATION)
□
ARE ALL FITTINGS TIGHT ON ITEMS THAT RECEIVED MAINTENANCE?
□
WAS CORRECT SEALANT USED ON NPT FITTINGS?
(ALWAYS USE LOCTITE 567)
DOES UNIT PASS
VACUUM LEAK TEST?
□
IS UNIT VISUALLY TIGHT? (NO STEAM LEAKS, WATER LEAKS)
□
ARE ALL VCO FITTING O-RINGS INSTALLED AND IN GOOD CONDITION?
□
ARE THE VCO FITTINGS ON ALL THREE WHITE HOSES TIGHT?
□
ARE BOTH MANUAL VENT VALVES TIGHT?
□
IS THE DOOR O-RING IN GOOD CONDITION?
□
IS THE DOOR O-RING FACE ON THE DOORFRAME FREE OF GOUGES/
SCRATCHES?
□
IS DOOR TIGHT AND WELL ALIGNED?
□
ARE THE PRESSURE TRANSMITTERS TIGHT AT COPPER GASKET?
□
ARE THE THREE DOOR POST BOLTS TIGHT (E.G., 90 IN-LBS)?
□
IS THE DOOR POST O-RING IN GOOD CONDITION?
WHEN JACKET IS AT PRESSURE AND DOOR OPEN, IS THERE A SOUND
OF CONDENSATION SIZZLING BEHIND BACK CHAMBER BAFFLE?
REPLACE VACUUM/EXHAUST
CHECK VALVE IN WRS
REPLACE CONDENSATE
CHECK VALVE IN WRS
NO
END
YES
CONTACT FDI:
(865) 408-0100
REPLACE
STERILIZE VALVE
YES
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
PERFORM NECESSARY
CORRECTIVE MEASURES
REPLACE VACUUM
BREAK VALVE NEXT
TO HEPA FILTER
IS THE FLOW ORIENTATION ON VACUUM BREAK VALVES CORRECT?
NOTE:
THE FLOW DIRECTION ARROWS SHOULD BE POINTING
TOWARDS EACH OTHER.
REINSTALL VALVES FOR
CORRECT ORIENTATION
DOES UNIT PASS
VACUUM LEAK TEST?
DOES UNIT PASS
VACUUM LEAK TEST?
DOES UNIT PASS
VACUUM LEAK TEST?
DOES UNIT PASS
VACUUM LEAK TEST?
DOES UNIT PASS
VACUUM LEAK TEST?
START
YES
DOES UNIT PASS
VACUUM LEAK TEST?
YES
PERFORM NECESSARY
CORRECTIVE MEASURES
YES
NO
NO
NO
NO
NO
REV 2, DATE: 4/7/16
153
Содержание P2131
Страница 121: ... THIS PAGE INTENTIONALLY LEFT BLANK 115 ...
Страница 130: ...SECTION A APPENDIX 124 ...
Страница 131: ...A 1 Swagelok Fitting Installation Instructions 125 ...
Страница 135: ...A 2 PLC Data Sheet 129 ...
Страница 141: ...A 3 VERIFY Product Information 135 ...
Страница 147: ...A 4 WRS Pump Information 141 ...
Страница 158: ...A 5 Vacuum Leak Test Troubleshooting Guide 152 ...