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Element
Section 1: Safety Precautions
L-OMM-0003_A
• 10/8/2021 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page
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SAFETY PRECAUTIONS
1.1 Warnings & Cautions
Installers and operating personnel MUST, at all times, observe all safety regulations. The
following warnings and cautions are general and must be given the same attention as specific
precautions included in these instructions. In addition to all the requirements included in this
AERCO Instruction Manual, the installation of units MUST conform with local building codes, or, in
the absence of local codes, ANSI Z223.1 (National Fuel Gas Code Publication No. NFPA-54) for
gas-fired heaters and ANSI/NFPASB for LP gas-fired heaters. Where applicable, the equipment
shall be installed in accordance with the current Installation Code for Gas Burning Appliances and
Equipment, CSA B149.1, and applicable Provincial regulations for the class; which should be
carefully followed in all cases. Authorities having jurisdiction should be consulted before
installations are made.
IMPORTANT!
This Manual is an integral part of the product and must be maintained in legible condition. It
must be given to the user by the installer and kept in a safe place for future reference.
IMPORTANT!
The water heater can only be used for applications where the chlorine concentrations
do not
exceed
4 mg/L
, the EPA limit for chlorine concentrations in drinking water.
•
Do Not
use this heater for a pool heating application.
W A R N I N G !
•
Do not use matches, candles, flames, or other sources of ignition to check for gas leaks.
•
Fluids under pressure may cause injury to personnel or damage to equipment when
released. Be sure to shut off all incoming and outgoing water shutoff valves and carefully
decrease all trapped pressures to zero before performing maintenance.
•
The unit’s electrical service connection cover must be installed at all times, except during
maintenance and servicing.
•
A disconnect switch must be installed at the electrical service connection in accordance
with local codes.