IM-P157-38
CMGT Issue 4
37
Steam/Water Mixing Stations (MkII valves - 2002 onwards) Safety and Operation
13
8
16
9
15
14
12
18
19
1½"
7
5
10
1
3
Securing nut
17
11
21
6
4
PTFE seat
Crinkle washer
Pressure washer
Steam valve
housing
Fig. 27
Gland nut
Note:
The 1½" body (3)
has internal (female)
threads (shown),
the 1" has external
(male) threads.
20
1"
11
21
2
Notes:
i)
The torque setting for the upper head (
1
) to the
upper body (
3
) is:
180 - 200 N m (245 - 272 lbf ft).
ii)
The torque setting for the steam valve housing
to the lower body (
5
) is:
50 - 56 N m (37 - 41 lbf ft).
