Table des Matières
Publicité
Installation of X-element
Slots
Figure A
Cover LV5, LV13 (Brass) 8 -15 ( )
Cover LV5, LV13 (Brass) 20 - 25 ( )
Cover LV5, LV21 (Stainless Steel)
Cover LV13L, LV13N
Valve Seat LV13L, LV13N
If drawings or other special documentation were supplied for the product, any torque
given there takes precedence over values shown here.
9. Troubleshooting
If the expected performance is unachievable after installation of the steam trap, read the "Proper
Installation" and "Piping Arrangement" chapters again, and check the following table for the
appropriate corrective measures to be taken.
Problem
No
X-element is stuck to the valve seat
condensate is
Valve seat is clogged
discharged
Screen is clogged with rust or scale
(blocked) or
Steam-locking has occurred
discharge
is poor
Trap operating pressure exceeds
maximum specified operating pressure
Differential pressure is insufficient
Steam
Valve closure is obstructed by rust, etc Clean (inspect screen as well)
leakage or
X-element is worn or damaged
blow-off
Valve seat is worn or damaged
Improper installation
Severe vibration of trap
Cover is loose or gasket is worn or
Leakage from
damaged
other location
NOTE: When replacing parts with new, use the parts list on page 7 for reference, and replace with
parts from the respective replacement parts kits.
Spring Clip
Slots
Tightening Torque and Distance Across Flats
Part
1
/
-
1
/
4
2
3
/
- 1
4
Cause
X-element
Cover
Torque
( lbf·ft )
N·m
( 59 )
80
( 59 )
80
( 88 )
120
( 59 )
80
( 26 )
35
Clean
Clean
Clean
Perform a bypass blowdown, or close
the trap inlet valve and allow the trap
to cool. Piping correction may also be
required.
Study inlet pressure
Study inlet / outlet pressure
Replace X-element
Replace valve seat (LV13L, LV13N) or
cover
Correct the installation
Reinforce trap piping supports
Tighten cover or replace gasket
― 13 ―
X-element Guide
Figure B
Distance Across Flats
( in )
mm
27
(1
1
/
)
16
( 1
5
/
)
41
8
( 1
)
1
/
27
16
( 1
)
1
/
32
4
3
(
/
)
19
4
1 N·m ≈ 10 kg ・ cm
Remedy
Publicité
Table des Matières
