Post-Discharge Maintenance
October 2014 6-2 06-236115-001
Figure 6-1. Valve Assembly (1 1/2”, 2”, and 2 1/2”)
Figure 6-2. Piston O-Ring
Table 6-1. Valve Components
Figure Item No. Description 1 1/2” Valve 2” Valve 2 1/2” Valve
1 O-ring, cap WK-566102-250 WK-566102-300 WK-566102-340
2 O-ring, piston WK-566103-250 WK-566103-300 WK-566103-340
3 O-ring, seat WK-566102-150 WK-566103-260 WK-566103-310
4 O-ring, neck WK-566109-320 WK-566103-350 WK-566103-390
5 Schraeder core WK-220278-000 WK-220278-000 WK-220278-000
6 Back-up ring WK-554003-250 WK-554003-300 WK-554003-340
Table 6-2. Other Valve Component Materials
Other Materials Manufacturer and Nomenclature
Lubricant Parker Seal Co. Super-O-Lube or equivalent
Loctite Sealant Loctite Corp. Sealant, Grade CV or equivalent
Locquic Primer Loctite Corp. Primer, Grade N or equivalent
SPRING
VALVE CAP
VALVE CORE
O-RING, PISTON,
BACK-UP RING
(See enlarged view
in Figure 6-2.)
PISTON
O-RING SEAT
SIPHON TUBE
SAFETY
CAP
GAGING DIMENSIONS
0.515/0.565
O-RING CAP
SEAT RETAINER
O-RING, NECK
1
2
3
4
5
6
O-RING, PISTON
TEFLON BACK-UP
RING