Replacement Of Shaft Feedthrough Seals And Valve Cleaning - VAT 613 Series Installation, Operating, & Maintenance Instructions
Butterfly pressure control valve with profibus interface vat2 profile, dn 25-320 mm, i.d. 1“ - 12", 2 sensor inputs / analog outputs / +-15v sps / pfo
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7.2.1
Replacement of shaft feedthrough seals and valve cleaning
7.2.1.1
Required tools
•
Allen Wrench 2 mm / 2.5mm
•
Allen Wrench 3 mm
•
Feeler gauge
1.
Vent vacuum system on both sides of the valve.
2.
Make sure the valve is in closed position
3.
Disconnect electrical POWER connector at valve and remove valve from vacuum
system.
Take care not to damage sealing surface! Do not move the plate by hands when
control and actuating unit is installed.
4.
Unfasten clamp coupling
5.
Unfasten the 2 (DN-25-50) or 4 (DN 63-320)
connection bolts and separate both parts.
Valve size DN 160 (6") and bigger require
a shortened wrench. For ordering number
refer to «Spare parts and accessories».
12 mm
6.
Unfasten screws and remove plate from
shaft.
108/129
MAINTENANCE
•
Clean room wipes, isopropyl alcohol
•
Vacuum grease
Description
Edition 11.08.2022
Series 613
Required tool
Allen Wrench:
steel coupling
2.5 mm
Allen Wrench
3 mm
Allen Wrench
3 mm
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Troubleshooting
