Fisher CS400 Instruction Manual

Instruction Manual
Form 5833
October 2014
CS400 Series Commercial / Industrial
Pressure Reducing Regulators
P1426
TYPICAL TYPE CS403 REGULATOR WITH INTEGRAL
TRUE-MONITOR™ REGULATOR

Table of Contents

Introduction ...............................................................1
Specifications ............................................................3
Principle of Operation ...............................................7
Installation and Overpressure Protection ..................8
Startup .................................................................... 11
Adjustment .............................................................. 11
Shutdown ................................................................12
Maintenance and Inspection ...................................13
Parts Ordering ........................................................14
Parts List .................................................................14
P1190
TYPICAL TYPE CS400 REGULATOR
Figure 1. Typical CS400 Pressure Reducing Regulators
www.fisherregulators.com
P1424
TYPICAL TYPE CS404 REGULATOR WITH INTEGRAL
TYPE VSX4 SLAM-SHUT MODULE

Introduction

Scope of the Manual
This Instruction Manual provides installation,
maintenance and parts ordering information for the
CS400 Series regulators. Instructions and parts lists for
other equipment mentioned in this Instruction Manual are
found in separate manuals.
CS400 Series