Emerson 133 Series Second-Stage Regulators Instruction Manual

Emerson Regulators and Relief Valves Instruction Manual - 133 Series Second-Stage Regulators.
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133 Series

D100270X012

June 2013

Instruction Manual

Form 5007

133 Series Direct-Operated Regulators

W1327

Figure 1.  133 Series Gas Regulators

TYPES 133H, 133L, AND 133Z REGULATORS

W6803

TYPE 133HP REGULATOR

Table of Contents

Introduction...................................................................1
Specifi cations...............................................................2
Principle of Operation...................................................2
Instal ation.....................................................................3
Overpressure Protection..............................................4
Startup..........................................................................4
Adjustment....................................................................5
Shutdown......................................................................6
Maintenance.................................................................6
Parts Ordering.............................................................11
Parts List.................................................................... 11

!

WARNING

Failure to follow these instructions or 

to properly install and maintain this 

equipment could result in an explosion 

and/or fi re causing property damage and 

personal injury or death.

Fisher® regulators must be installed, 

operated, and maintained in accordance 

with federal, state, and local codes, 

rules and regulations, and Emerson 

Process Management Regulator 

Technologies, Inc. (Regulator 

Technologies) instructions. 

If the regulator vents gas or a leak 

develops in the system, service to the unit 

may be required.  Failure to correct trouble 

could result in a hazardous condition.

Call a gas service person to service the 

unit.  Only a qualifi ed person must install 

or service the regulator.

Introduction 

Scope of the Manual
This manual provides specifi cations, installation, 

adjustment and maintenance instructions, and parts 

ordering information for the 133 Series regulators.
Only personnel qualifi ed through training or experience 

should install, operate, and maintain this regulator.  If 

there are any questions concerning these instructions, 

contact your local Sales Offi ce before proceeding.

Product Description
The 133 Series direct-operated gas regulators, shown 

in Figure 1 are primarily designed for industrial and 

commercial applications supplying gas to furnaces, 

burners, and other appliances.  The 133 Series 

www.fisherregulators.com 

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