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User Guide

ManualsBrandsFebco ManualsBackflow Preventers1-1/4" LF825YA-QT Angled Quarter Turn Reduced Pressure Zone Assembly (Lead Free)
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MAINTENANCE MANUAL MODELS 825Y, 825YA, 825, 825D, 825YD & 826YD
Spring Removal Tool
NOTE: This information is provided to expedite servicing of FEBCO
products. One tool may be fabricated for use on all required sizes
by drilling all holes at appropriate dimensions in a single steel plate
of maximum required length. See pages 18 & 19 for instructions on
use.
To order a FEBCO spring removal tool order part number 905-121.
CAUTION: To avoid possible injury during use, do not fabricate tool
from lesser strength material or to smaller dimensions than the
minimums shown.
Seat Ring Tool
NOTE: This information is provided to expedite servicing of FEBCO
products. See pages 16 & 19 for instructions on use.
"C" DIA 2 PL "S
1" DIA
1/2" Steel
Plate
(Min)
"B" "B"
A
"D" Threaded Rod
"E"
"E" DIA Thru
"A" Std. Wt.
Pipe (Steel)
"C" Milled Notch
"C" x "C" SO -
120ยบ Apart 3
Places
"D"
"B"
Dimensions (Inches)
Valve
Size
ABCDE
4" 9
1
/
2
4
1
/
4
5
/
8
1
/
2
- 13 5
1
/
2
6" 12
1
/
2
5
5
/
8
3
/
4
5
/
8
- 1 1 5
1
/
2
8"
14
1
/
4
6
3
/
8
7
/
8
3
/
4
- 10 7
10"
16
1
/
2
7
1
/
2
7
/
8
3
/
4
- 10 7
Dimensions (Inches)
Valve
A B C D E
Size
1
1
/
2
" 1
1
/
2
6
3
/
8
3
/
4
3
/
4
2" 1
1
/
2
" 6
3
/
8
3
/
4
3
/
4
2
1
/
2
" 2
1
/
2
" 8
1
/
2
1 1
3" 3 8
1
/
2
1 1
4" 4 9
1
/
2
1 1
6" 6 10
5
/
8
1 1
8" 8 12
5
/
8
1 1
10" 8 12
5
/
8
1 1
For Model 825 Only.
Figure No. 20
Figure No. 21