11
5
31
15
26
33
2
157
156
120
50
15
1
33
2
157
45
50
15
1
33
45
47
168
47
168
50
156
157
(GB-IST-BBZS1-0312) 10/16
BARDIANI VALVOLE reserves the right to modify without notice its products, including products already ordered.
11. Disassembly of the BBZS1 - BBYS1
1.
Remove the cap (26), the adjusting
sleeve (5), the spring (31) and the ppi-
vot (11) to the assembly part (15).
2.
Remove the clamp(33) between the assembly part (15) and valve
body (1). Remove from the assembly part (15) the shutter (2) and the
cap (80). Take away the seal ring (156,157) and the guide bushing from
the plug (120).
3.
BBYS1.
Remove the clamp(33) betwe-
en the steam barrier (45) and valve body
(1). Remove the seal ring (157), the shutter
(2), the steam barrier and the cap (50).
Remove from the barrier the clamp (33).
4.
BBYS1.
Remove seal rings
(47, 156) and bushing (168)
from steam barrier (45).
5. BBYS1.
Remove seal rings
(156 and 157) from cap (50).