Step 2: Preparing for pressure testing
Procedure:
1. Make sure that the red hand
lever is in parallel position to the
pipe system.
(Fig. 1).
2. Loosen the nuts and remove the
hand lever. (Fig. 2).
3. Loosen the union nuts of the
protective housing and move
them aside.
(Fig. 3).
4. Unscrew the union bush (left-
hand thread!) and move it aside.
(Fig. 4).
Note:
The use of a pin wrench is
recommended.
(00 23 90).
Fig. 1
Fig. 2
Fig. 3
Fig. 4
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