Instruction Manual Form 5301 June 1999
357 Series
357 Series Control Valves Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1 Scope of Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Installation
................................ 5
Spring Adjustment
....................... 5
Maintenance
.............................. 6 Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Parts Ordering . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9
Parts Kits
................................. 9
Parts List
.................................. 9 W5810/IL
Figure 1. 357 Series Control Valve
Scope of Manual This instruction manual provides installation, maintenance, and parts information for 357 Series control valves. Refer to separate manuals for instruction covering accessories used with the control valve.
Description The 357 Series control valves (figure 1) are designed for high-pressure on-off and throttling applications and are used as dump valves on oil and gas separators, scrubbers, and other field process equipment. They are also used for well-head applications where rugged
steel construction and easy maintenance are necessary. (The bonnet/body connection is covered by patent.) Only personnel qualified through training or experience should install, operate, and maintain this control valve. If you have any questions concerning these instructions, contact your Fisher Controls sales office or sales representative before proceeding.
Specifications Table 1 lists specifications for the 357 Series control valves. Some of the specifications for the control valve, as it originally comes from the factory, are stamped on nameplates.
D101637X012
Introduction