2 performance control of the membran capsule, 3 tightening torques, In and tighten (see 7.3) – ARI Armaturen CONA M PN40 EN User Manual
Page 9: The functions (refer to item 7.2), Assemble in reverse order (see 7.3), Operating and installation instructions cona

Rev. 0040804002 3209
Page 9
Operating and installation instructions
CONA
®
M - Thermostatic steam traps
7.2 Performance control of the membran capsule
When the diaphragm capsule is dry an cold, the diaphragm must be in contact with the top
part of the wall (as shown in Fig. 6 and Fig. 8).
If the diaphragm is away from the top surface, and/or in contact with the bottom part of the
wall (as shown in Fig. 7 and Fig. 9), the capsule is defective and should be replaced.
7.3 Tightening torques
(refer to Fig. 1 page 4 - Fig. 5 page 5)
Fig. 6: Capsule OPEN
Fig. 7: Capsule CLOSED
Fig. 8: Capsule (Type B) OPEN
Fig. 9: Capsule (Type B) CLOSED
Pos.
CONA M PN16
Torque (Nm)
3
Seat
60
27
Cheese head screw M10
30
Pos.
CONA M PN40
Torque (Nm)
3
Seat
80
27
Cheese head screw M12
40
27
Stud
40
28
Hexagon nut
40
top part of wall
bottom part of wall
Membrane area
Capsule-type
top part of wall
bottom part of wall
Membrane area
Capsule-type
top part of wall
bottom part of wall
Membrane
Capsule-type
top part of wall
bottom part of wall
Membrane
Capsule-type