IM-P157-38
CMGT Issue 4
32
Steam/Water Mixing Stations (MkII valves - 2002 onwards) Safety and Operation
Apply PTFE tape or sealant
Separate here
Gun retaining nut
1
5
/
16
" A/F spanner
7
/
8
" A/F spanner
10.
Connect the gun to the hose by reassembling the two
halves of the swivel coupling. Tighten to a torque setting
of 50 N m (37 lbf ft).
Hold with
7
/
8
" A/F spanner
Torque setting of 50 N m (37 lbf ft) using 1
5
/
16
"
A/F spanner
Fig. 23
7.
The swivel coupling is supplied as a complete item.
Separate into two pieces by unscrewing the hose tail
using 1
5/16
" A/F and
7/8
" A/F spanners.
8.
A thread sealant or PTFE tape should be applied to the
male thread of the gun retaining nut.
Screw the retaining nut into the gun using an
11/16
"
A/F
spanner to 50 N m (37 lbf ft). On older
¾
" units a 12 mm
allen drive socket is required.
9.
Push new hose tail into hose and secure to prevent
movement, using a suitable fastening system, e.g.
"BAND-IT" Preformed clamp.
Hose
New fastening
Fig. 20
Fig. 21
Fig. 22
Torque setting 50 N m (37 lbf ft)
11
/
16
"
A/F
Gun
Hose
