User's Manual

Post-Discharge Maintenance
P/N 81-CO2MAN-001 7-5 September 2013
Figure 7-1. I/2-inch Type “I” Cylinder Valve
VALVE SEAT
MAIN CHECK
2-1/2 in. - 14 NS-3
(FOR DISCHARGE
HEAD CONNECTION)
SPRING
DISC RETAINER
SAFETY DISC
WASHER
1 in. NPT
TYPICAL CYLINDER
VALVE BODY
SLEEVE RETAINER
PILOT CHECK
SLEEVE
1-1/4 in. - 18 NS-3
(FOR CONTROL
HEAD CONNECTION)
TYPICAL
SIPHON TUBE
SIPHON TUBE THREADED IN PLACE
3/8 in. NPS
MATERIALS
VALVE BODY: BRASS
VALVE SEAT: BRASS
SLEEVE: BRASS
SLEEVE RETAINER: BRASS
MAIN CHECK: BRASS WITH RUBBER SEAT
PILOT CHECK: STAINLESS STEEL WITH RUBBER SEAT