VAT 64246-UEHC-0001 - Page 55

Series 642
MAINTENANCE
603685EA
Edition 2013-08-22
55/73
Description
Required tool
17. Clean the valve body inside
Cleaning tool a little
soaked with isopropyl
alcohol
(refer to chapter
«Spare parts» for
cleaning tool)
18. Clean the sealing surface of valve
Clean room wiper a
little soaked with
isopropyl alcohol
19. Push in the gate assembly until…see
step 20
Caution!
Take care that gate is not scratching at
lever while pushing in.
20. Insert the crank bolt at lever
If necessary use a new crank bolt
(for new crank bolt refer to
chapter: «Spare parts»).
21. Fasten the crank bolt screw with
5.7 Nm
Allen torque wrench
4 mm