User Guide

7
FullFloXF
™
Backwash Valve Installation and User’s Guide
Item
No.
Part
No.
Description
1 270187z Handle
2 270190z End Cap, 2 required
3 270197z O-Ring #2-244 Buna
(two required)
4 192039 O-Ring #2-116 Buna
(two required)
5 270199z Outlet Diverter
6 270200z Inlet Diverter
7 274426z Pentair Union Assembly
8 274416z Center Diverter
9 274417z Waste Seal
10 274421z Waste Seal Spring
11 274494 O-Ring #2-332 Buna
12 261067z Sta-Rite Union Assembly
13 U9-362 O-Ring #2-231 Buna
14 411101z XF Union Kit
(Not Shown)
- 270514z Rebuild Kit: Items 3
(Qty. 2), 4 (Qty. 2), 5, 7, 10
- 270513z O-Ring Kit: Items 3 (Qty.
2), 4 (Qty. 2)
Replacement Parts
Valve Head Loss Curves
10
9
6
8
7
11
3
2
1
5
4
13
12
14
0
10
20
30
40
50
60
70
80
0
5
10
15
20
25
30
35
40
0 50 100 150 200 250
Head Loss Curve - Filter Mode
Head Loss Curve - Backwash Mode
Flow Rate - GPM
Flow Rate - GPM
Pressure Drop - PSI
Pressure Drop - PSI
Head Loss - Ft.
Head Loss - Ft.
Backwash Head Loss Curve
262507, 262508, 263080, 263081
262509, 262511, 262512
(2” plumbing)
(3” plumbing)
0.0
5.0
10.0
15.0
20.0
25.0
30.0
0
2
4
6
8
10
12
14
0 50 100 150 200 250 300
Head Loss Curve - Filter Mode