R122H, R222H, R222, R232A and R232E Series
LP-Gas Regulators
D450141T012
Instruction Manual
MCK 2156
November 2015
www.fisherregulators.com
R122H, R222H, 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 qualied gas service person
should install or service the regulator.
4. Tell the customer to call your company to have a
leak check performed if the gas supply has been
shutoff or interrupted for any reason. A leak check
must be performed by a qualied gas service person
on the piping system immediately after turning on
the gas supply.
Introduction
Scope of the Manual
This Instruction Manual covers installation and maintenance
for the R122H, R222H, R222, R232A and R232E Series
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.
Figure 1. R122H, R222H, R222, R232A and
R232E Series Regulators
Type R122H
Type R232A
Type R222
Type R232E
Type R222H
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