Emerson EZH Series, Instruction Manual

Page: 23 / 40

*Recommended spare part
Pre-Piped Pilot Supply and Pilot Exhaust Working
0RQLWRU3LORW&RQ¿JXUDWLRQ
(with tapped inlet and outlet body)
Key Description Part Number
3LSH1LSSOH136DQG
'1DQGUHTXLUHG
136'1UHTXLUHG &
48 Tube Elbow (NPS 1, 2 and 3 /
'1DQGUHTXLUHG
136'1UHTXLUHG
([WHUQDO7XEH&RQQHFWRU136DQG
'1DQGUHTXLUHG
136'1UHTXLUHG
3LSH7HHUHTXLUHGQRWDYDLODEOHIRU136'1 %;
3LSH&URVVQRWDYDLODEOHIRU136'1 /;
52 Tubing - - - - - - - - - - -
ƒ1373LSH(OERZ %;
3LSH1LSSOHQRWDYDLODEOHIRU136'1 &
,QWHUQDO&RQQHFWRU
PRX Series Pilots (Figure 13)
Key Description Part Number
3DUWV.LWV
(ODVWRPHU3DUWV.LWV
:LWKRXW'LVNLQFOXGHNH\V
DQG
1LWULOH1%5 535;;1
)OXRURFDUERQ).0 535;;)
:LWK'LVNLQFOXGHVNH\V
DQG
1LWULOH1%5 535;;1
)OXRURFDUERQ).0 535;;)
$GMXVWLQJ6FUHZ6WDLQOHVVVWHHO 0;
/RFNQXW 0;
&DS6WHHO 0;
4* Upper Cover O-ring (1 required for Type PRX/120
or PRX/125, 2 required for Type PRX/120-AP
or PRX/125-AP)
1LWULOH1%5 0;
)OXRURFDUERQ).0 0;
5* O-ring
1LWULOH1%5 0;
)OXRURFDUERQ).0 0;
8SSHU6SULQJ6HDW6WDLQOHVVVWHHO 0;
6SULQJ 6HH7DEOH
8SSHU&RYHU6WHHO 0;
/RZHU6SULQJ6HDW6WDLQOHVVVWHHO 0;
0DFKLQH6FUHZ=LQFSODWHGVWHHOUHTXLUHG 0;
:DVKHUUHTXLUHG 0;
)LOWHU 0;
8SSHU'LDSKUDJP3ODWH6WDLQOHVVVWHHOUHTXLUHG 0;
'LDSKUDJP
1LWULOH1%5 **;
)OXRURFDUERQ).0 **;
/RZHU'LDSKUDJP3ODWH6WDLQOHVVVWHHO 0;
%RG\6WHHO 0;
2UL¿FH2ULQJ
1LWULOH1%5 0;
)OXRURFDUERQ).0 0;
18* Lower Cover O-ring (2 required)
3RO\XUHWKDQH38 0;
)OXRURFDUERQ).0 0;
6HDW6WHHO 0;
1XW6WHHO 0;
/RZHU&RYHU6WHHO 0;
'LVN
Polyurethane (PU) ERAA11220A0
)OXRURFDUERQ).0 0;
6HDW6WHHO 0;
24 Nameplate - - - - - - - - - - -
25* Stem O-ring
1LWULOH1%5 0;
)OXRURFDUERQ).0 0;
8SSHU'LDSKUDJP1XW 0;
'DPSHU$GMXVWLQJ6FROH6WDLQOHVV6WHHO 0;
5HVWULFWRU'DPSHU2ULQJUHTXLUHG 0;
'DPSHU5HVWULFWRU3ODWH
7\SHV35;DQG35;$3 0;
7\SHV35;DQG35;$3 0;
7\SHV35;DQG35;$3 0;
5LQJ1XWUHTXLUHG 0;
1DPHSODWH6FUHZ 0;
5HVWULFWRU$GMXVWLQJ6FROH 0;
3OXJ7\SHV35;DQG35;$3RQO\ $
3OXJ7\SHV35;DQG35;$3RQO\%UDVV 0;
6SULQJ%DUUHO([WHQVLRQIRU$36WHHO 0;
Type SA/2 Pilot Supply Filter Regulators
(Figure 14)
Key Description Part Number
3DUWV.LWV
(ODVWRPHU3DUWV.LWV
LQFOXGHNH\VDQG
1LWULOH1%5 *';
)OXRURFDUERQ).0 *';
6SULQJ 0;
HDG&DS6FUHZUHTXLUHG 0;
:DVKHU 0;
3ODWH 0;
5HJXODWRU6HDW 0;
*
2ULQJ1LWULOH1%5 0;
%RG\6WHHO 0;
)LOWHU6FUHHQUHTXLUHG 0;
:DVKHUUHTXLUHG 0;
1XWUHTXLUHG 0;
)LOWHU&DVH6WHHO 0;
12*
)HOW 0;
13*
2ULQJ1LWULOH1%5 0;
6SULQJ 0;
15*
'LVN+ROGHU 0;
1DPHSODWH
3XVKHU3RVW 0;
18*
'LDSKUDJP1LWULOH1%5 0;
5HJXODWRU&DVH6WHHO 0;
6SULQJ:DVKHU 0;
1XW 0;
Key Description Part Number
23
EZH and EZHSO Series