VAT 642 Series - Page 101

Series 642 MAINTENANCE
742280ED Edition 2017-11-24 101/
119
Description
Required tool
26. Reassemble the bonnet and bonnet
seal with valve
27. Fasten the bonnet screws with:
• DN 63 / 100 with 10 Nm
• DN 160…400 with 18 Nm
DN 63 / 100
1 × Open end torque
wrench 13 mm
1 × Open end wrench
13 mm
DN 160…400
1 × Open end torque
wrench 13 mm
1 × Open end wrench
13 mm