3
Maintenance Instructions cont.
Spring
Cam Arm
Cam
Arm
Roller
Roller
Hole –
6" & 8"
(150-200mm)
Only
Clapper
Clapper
O-ring Seal
& Groove
Seat
O-ring Seal
& Groove
Spring
Cam Arm
Roller
Hole – 6" & 8"
(150-200mm)
Only
Clapper
O-ring Seal
& Groove
Seat
O-ring Seal & Groove
Lug
#1 Cam-Check 2
1
/
2
" – 6" (65-150mm)
#2 Cam-Check DC & RP
Cleaning Position
Figure 2
5
9
2
4
1
3
8
7
6
6
Figure 3
Figure 4
Item # Description
1.
#1 Cam-Check
2.
#2 Cam-Check
3.
#1 Cam-Check O-ring
4.
#2 Cam-Check O-ring
5.
Cover Plate
6.
Ball Valve
7.
Groove Coupler
8.
Groove Coupler Gasket
9.
Ball Valve (Cover)
For repair kits and parts, refer to our Backflow Pre-
vention Products Repair Kits & Service Parts price list
PL-A-RP-BPD found on
www.amesfirewater.com.
