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COMBINATION PRESSURE REDUCING AND CHECK VALVE
Item
Name
1
Strainer
2
Check Valve
3
Orifice
4
Opening Speed Flow Control
5
CRD
6
Gauge
7
Cock
8
Check Valve
9
Vent
10
Diaphragm
Table I: Complete Valve
Table II: PRV Repair Kits
PRV Size
Cla-Val Repair Kit No.
B&G Part No.
Above Kits consist of the following parts and Cla-Val Part No.:
Strainer
Diaphragm, Main Valve
Disc, Main Valve
Spencer Washers (3)
Diaphragm, Pilot
Gasket, Pilot
Disc Retainer, Pilot
26
2
PRV REPAIR KITS
Size
1
1
/
NPT
2
2 Flanged
2
/
Flanged
1
2
3 Flanged
4 Flanged
1
1
/
"
2
8155001E
185251
C2891E
83239E
V5562D
V5180E
C6936D
40174F
C4256H
Primary Function
Prevents orifice from clogging.
Prevents backflow from top of diaphragm when pump stops.
Provides metered water flow to top-side of diaphragm.
Dampens pressure fluctuations (slow opening).
Pilot PRV.
Optional location for system pressure gauge.
Adjustment for rate of closure (non-slam).
Prevents backflow from top of diaphragm during normal operation.
Bleeds air from top of diaphragm.
Divides inlet and outlet pressures.
3
4
8
9
10
1
CLA-VAL Model 90-01A - 125#, epoxy coated, bronze trim valves
with 30-300# pilot (CRD) spring range.
B&G Part No.
Angle Style (for 70M)
S11230
S11231
S11232
S11233
S77535
2"
2
1
/
"
2
8155002C
8155003A
185252
185253
C2891E
C3084F
80522G
83240C
V5564G
V1637H
V5332D
V0631B
C6936D
C6936D
40174F
40174F
C4256H
C4256H
5
6
7
Globe Style (for 70E)
S11882
S11883
S11884
S11885
N/A
3"
8155004J
185254
C084F
83241A
V1734C
V0631B
C6936D
40174F
C4256H
4"
8155005F
185255
C3085C
C8184J
V5467F
V0634F
C6936D
40174F
C4256H
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