MagnaTherm Boilers and Water Heaters
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Section 1
General InformatIon
1.1 Introduction
This manual includes information which will
help you to install, operate, and maintain the
MagnaTherm 2000, 3000 and 4000 systems. Please
read this manual completely before proceeding with
the installation. If you have any questions regarding
this equipment, please consult the LAARS Heating
Systems factory, or a local factory representative.
Many operating problems are caused by improper
installation.
1.2
Safety notes
DanGer
• Water temperature over 125°F (52°C) can cause
severe burns instantly or death from scalds.
• Children, disabled and elderly are at highest risk of
being scalded.
• See instruction manual before
setting temperature at
heating appliance.
• Feel water before
bathing or showering.
• If this appliance is used
to produce water that
could scald if too hot,
such as domestic hot water
use, adjust the outlet
control (limit) or use temperature limiting valves
to obtain a maximum water temperature of 125°F
(52°C).
WarnInG
Fire or Explosion Hazard
Improper configuration can cause fuel buildup and
explosion. Improper user operation may result in
property loss, severe physical injury, or death.
Any changes to safety-related configuration
parameters must only be done by experienced and/
or licensed burner/boiler operators and mechanics.
If any odor of gas is detected, or if the gas burner
does not appear to be functioning in a normal
manner, close the main gas shutoff valve. Do not
shut off the power switch. Contact your heating
contractor, gas company, or factory representative.
The MagnaTherm Appliance is protected against
over-pressurization. A pressure relief valve is
included with each MagnaTherm.
The inlet gas pressure to the appliance must not
exceed 13” W.C. (3.2 kPa).
All installations must be made in accordance with
1) American National Standard Z223.1/NFPA54-
Latest Edition “National Fuel Gas Code” or 2) CSA
B149.1 “Natural Gas and Propane Installation Code”
and with the requirement of the local utility or other
authorities having jurisdiction. Such applicable
requirements take precedence over the general
instructions contained herein.
WarnInG
Carbon Monoxide Hazard
Improper adjustment of the burners may lead to
poor combustion quality, increasing the amount
of carbon monoxide produced. Excessive carbon
monoxide levels may lead to personal injury or
death.
