Febco 825YA - Model 825 and 825 D (21;2-10) Parts; Relief Valve Body: Model 825 & 825 D

25
MAINTENANCE MANUAL MODELS 825Y, 825YA, 825, 825D, 825YD & 826YD
ITEM
NO.
DESCRIPTION QTY.*
SIZE
2½"
SIZE
3"
SIZE
4"
SIZE
6"
SIZE
8"
SIZE
10"
21 Diaphragm Cover
1 780-372 780-372 780-372 780-372 780-372 780-372
23 Diaphragm Spac er
1 780-377 780-377 780-377 780-377 780-377 780-377
24 Diaphragm Button
1 780-379 780-379 780-379 780-379 780-379 780-379
25 Bolt
8 511-515-22 51 1-515-22 51 1-515-22 51 1-515-22 51 1-515-22 51 1-515-22
25A Nu t
8 521-515-00 521-515-00 521-515-00 521-515-00 521-515-00 521-515-00
26 Diaphragm
1 780-381 780-381 780-381 780-381 780-381 780-381
27 Diaphragm
1 780-383 780-383 780-383 780-383 780-383 780-383
28 Spring
1 780-385 780-385 780-386 780-386 780-386 780-386
29 Spring Button
1 780-388 780-388 780-389 780-389 780-389 780-389
30 Main Stem
1 780-391 780-391 780-392 780-392 780-392 780-392
32 Seat Disc
1 780-395 780-395 780-395 780-395 780-395 780-395
33 Disc Washer
1 780-397 780-397 780-398 780-398 780-398 780-398
35 Orifice Bolt
1 780-399 780-399 780-399 780-399 780-399 780-399
36 Seat Ring (825)
1 780-402 780-403 780-404 780-404 780-405 780-405
36 Seat Ring (825D )
1 780-403 780-403 780-403 780-404 780-405 780-405
39
O-ring
1
398-222-72 398-222-72 398-330-72 398-330-72 398-330-72 398-330-72
48
Capscrew
8 700-137 700-137 700-137 700-137 700-137 700-137
49 Daphragm Washer
2 780-415 780-415 780-415 780-415 780-415 780-415
Relief Valve Body: Model 825 & 825D
Model 825 and 825D (2
1
/2–10") Parts
* Quantity required per valve.
Relief Valve Assembly Model 825 and 825D
Figure No. 17
36
* Denotes Commercial Parts Available (see page 31-33).
35
33
32
30
39
25
21
49
26
48
24
23
27
49
29 28
22
25A
48