ARI Armaturen drainer PN40 EN - Manual (Page 9)

Rev. 0040807000 2404 Page 9
Operating and installation instructions
Liquid drainer
7.2 Tightening torques
(refer to Fig. 1 - Fig. 2 page 4 and Fig. 3 page 6)
8.0 Troubleshooting
In the event of malfunction or faulty operating performance check that the installation and
adjustment work has been carried out and completed in accordance with these Operating
Instructions.
If malfunctions cannot be eliminate with the help of the following table
“9.0 troubleshooting table”, the supplier or manufacturer should be consulted.
9.0 Troubleshooting table
Pos. Liquid drainer PN16/40
Torque (Nm)
DN15-25
24 Controller 60
6 Screw cap 100
27 Cheese head screw M10 30
-
ATTENTION !
It is essential that the safety regulations are observed when identifying faults.
ATTENTION !
- refer to item 10.0 and 11.0 prior to dismantling and repair work!
- refer to item 6.0 before restarting the plant !
Fault Possible cause Corrective measures
No flow Installed in wrong flow direction Fit valve in direction of flow arrow.
Note installation position;
refer to item 5.5!
Flange covers not removed Remove flange covers
Bimetallic controller (Pos. 24) defective Replace bimetallic controller;
refer to item 7.1
Little flow Wrong installation position Note installation position; refer to item
5.5. Correct installation position
Piping system clogged Check piping system
No closure or internal
leakage Controller clogged Clean controller; refer to item 7.1
Controller worn out Change controller; refer to item 7.1
Controller incorrectly screwed into body Check seal face between body and
controller, tighten controller correctly;
refer to item 7.2
External leakage Screw cap (Pos. 6) not properly
tightened Tighten; refer to item 7.2