Emerson R222 Instruction Manual download pdf

R122H, R222, R232A, and R232E Series

LP-Gas Regulators

D450141T012

Instruction Manual

MCK 2156

October 2012

www.fisherregulators.com

R122H, R222, R232A, and R232E Series

Instruction Manual

WARNING

Failure to follow these instructions or

to properly install and maintain this

equipment could result in an explosion

and/or  re causing property damage and

personal injury or death.

Fisher

equipment must be installed,

operated, and maintained in accordance

with federal, state, and local codes and

Fisher instructions. The installation in most

states must also comply with NFPA No. 54

and 58 standards.

Only personnel trained in the proper

procedures, codes, standards, and

regulations of the LP-Gas industry should

install and service this equipment.

Things to tell the gas customer:

1. Show the customer the vent or vent assembly or

vent tube. Stress that this opening must remain

unobstructed at all times. Tell the customer to check

the vent opening after a freezing rain, sleet storm, or

snow to make sure ice has not formed in the vent.

2. Show the customer the shutoff valve on the

container. The customer should close this valve

immediately if gas is smelled, appliance pilot lights

fail to stay on or appear higher than usual or any

other abnormal situation occurs.

3. Tell the customer to call your company to service the

regulator if the regulator vents gas or a leak develops

in the system. Only a quali ed gas service person

should install or service the regulator.

Introduction

Scope of the Manual

This Instruction Manual covers installation and maintenance

for the R122H, R222, R232A, and R232E Series

Type R122H

Figure 1. R122H, R222, R232A, and R232E Series Regulators

Type R232A

Type R222

regulators, which includes  rst stage, second stage, integral

two-stage, and integral two psig service regulators used

on LP-Gas vapor service applications. They are not to be

used on liquid service.

Description

Second Stage Low Pressure Regulator

The Type R222 second stage regulator provides low

pressure, inches of water column, delivery pressure. It

is set at 11-inches w.c. / 27 mbar pressure and comes

with a high capacity internal relief valve. The regulator is

painted PALM GREEN.

Type R232E

1 2 3 4 5 6 7 8

Summary of Contents

Page 1 - Instruction Manual

R122H, R222, R232A, and R232E Series LP-Gas RegulatorsD450141T012Instruction ManualMCK 2156October 2012www.fisherregulators.comR122H, R222, R232A, and

Page 2 - LP-Gas Regulators

R122H, R222, R232A, and R232E SeriesLP-Gas Regulators2SpecicationsSpecications and Tables 1 and 2 list the specications for these regulators. Cont

Page 3

R122H, R222, R232A, and R232E SeriesLP-Gas Regulators3Table 1. Relief Valve Speci cationsTYPETYPICAL SETPOINTNOMINAL RELIEF VALVE START-TO-DISCHARGE

Page 4

R122H, R222, R232A, and R232E SeriesLP-Gas Regulators4Installation!WARNINGAll vents should be kept open to permit free ﬂ ow of air in and out of the r

Page 5

R122H, R222, R232A, and R232E SeriesLP-Gas Regulators5Figure 4. Basement InstallationFigure 5. Underground InstallationTO APPLIANCEVENT ASSEMBLYVENT

Page 6

R122H, R222, R232A, and R232E SeriesLP-Gas Regulators6Regulators Subjected to Heavy Snow ConditionsSome installations, such as in areas with heavy sn

Page 7

R122H, R222, R232A, and R232E SeriesLP-Gas Regulators7If any portion of the regulator is exposed to an overpressure condition that exceeds the limits

Page 8

Emerson R222 Instruction Manual

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Emerson R222 Instruction Manual

Browse online or download Instruction Manual for Unknown Emerson R222. Emerson R222 Instruction Manual User Manual

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