46
VERSION 01/2018
ORDER NUMBER DOC 2385674
TOPFINISH Bell 1S
7.4.1 CHANGING BELL PLATE
B_06681
Procedure:
1. Unscrew union nut from air ring by hand or with
hook wrench and remove it.
2. Press and hold down locking button.
3. With locking button pressed and held, unscrew bell
plate.
4. Screw on other bell plate and check firm seating.
5. Slide union nut air ring up to stop and lock it with
the bayonet fitting.
There may be no gap at the rear of the union nut!
7.4.2 CHANGING AIR CONTROL RING
B_06681
Procedure:
1. Unscrew union nut from air ring by hand or with
hook wrench and remove it.
2. Press and hold down locking button.
3. With locking button pressed and held, unscrew bell
plate.
4. Pull air control ring off carrier ring by turning slightly.
5. Slide another air control ring onto carrier ring.
6. With locking button pressed and held, screw on bell
plate and check for firm seating.
7. Slide union nut air ring up to stop and lock it with the
bayonet fitting.
There may be no gap at the rear of the union nut!
