Lock-up valves
Series 04 - 1/4”NPT
Installation, Regulation and
Maintenance Instructions
Sitecna Srl a Socio Unico
Via G. Di Vittorio, 22
20068 Peschira Borromeo
Milano - ITALY
Tel. +39 025475482
Fax +39 0255303713
E-mail [email protected]
Web www.sitecna.eu
PART LIST
LABEL
REPARING KIT
HOW TO ORDER
Not available
3=
0/100 psi
04=
1/4” NPT
TYPE
FILTER ELEMENT
PRESSURE GAUGE
OPTION
MATERIAL
DIAPHRAGM & SEALS MATERIAL
SIZE
RANGE
ACCESSORIES
LK =
Lock-up Valve
0=
None
0=
None
00=
Single lock-up
08=
Doble lock-up
SS=
316-316L Stainless steel
AL=
Copper free aluminum alloy
FK=
FKM ( WT-25° +90°C )
NB=
NBR ( WT-20° +80°C )
LT=
EPDM ( WT-40° +80°C )
FL=
Special compound (WT-55°+90°C)
HN=
HNBR (WT -55°C +90°C)
0=
None
2=
SS bracket kit
4=
Customised Tag
Specials
LK 04 3 0 00 0 0 SS FK 2 # #
For technical information refer to the corresponding technical data sheet
POS
DESCRIPTION
1
SCREW M5x30
2
BONNET
3
SCREW ADJUSTING
4
O-RING 5.28x1.78
5
SPRING PRESSER
6
REGULATING SPRING
7
SPHERE
8a
SPRING SEAT
8b
UPPER DIAPHRAGM
8c
SPHERE SEAT
9
INTERMEDIATE BODY
10
LOWER DIAPHRAGM
11
PISTON
12
O-RING 5.28x1.78
13
BODY
14
O-RING 2.9x1.78
15
VALVE ASSEMBLY
16
O-RING 7.65x1.78
17
SPRING VALVE
18
O-RING 18.72x2.62
19
BOTTOM PLUG
20
NUT M8
21
PANEL MOUNTING NUT
22
PISTON (DOUBLE)
23
UPPER BODY (DOUBLE)
24
VALVE ASSEMBLY (DOUBLE)
25
RETAINING RING
26
LOWER BODY /DOUBLE)
27
SCREW M5x30
