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Patterson-Kelley Multi- Metal
the warranty of your heat exchanger. Under no circumstances should Soften Water be used in boiler.
The chemical manufacturer for use must certify glycol or other treatment
chemicals added to the system in multi-metal systems that include cast
aluminum boilers.
Under no circumstances should petroleum based cleaning or sealing compounds
be used in the boiler system.
Under no circumstances should the hydronic system be flushed while the boiler
is attached to the system since the debris or corrosion products may accumulate
in the boiler and plug the boiler heat exchanger.
If the piping system attached to this unit will be chemically cleaned, the boiler must be disconnected from the
system and a bypass installed so that the chemical cleaning solution does not circulate through the boiler.
Following chemical cleaning, the system should be thoroughly rinsed to remove cleaning agents prior to
reconnecting the boiler to the system.
3.9 Pre-Start Checklist
Never attempt to operate a
boiler that has failed to pass
all the safety checks
described below. Operating a
boiler that has failed a safety
checks could result in injury.
Bypassing safety
mechanisms will result in
unsafe boiler operation which
could result in injury or death.
After checking controls by
manual adjustment, make
sure they are always reset to
their proper settings.
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!
OTICE
If the expected error code(s) do
not appear, call for qualified
service.
3.10 Safety Checks
The following checks of safety systems must be made before putting
the boiler into normal operation. Before firing the boiler refer to
Section 4 Operations
Systems Water Quality Standards
Before attempting to start the boiler, make sure the following items
have been completed.
Inspect the gas train, blower, ignition electrode and boiler in
general to be sure there was no damage during shipment or
installation.
Flue gas from the boiler is properly vented.
Gas connection has been made, pressure tested for leakage and
the line purged of air. Make sure all required vents have been
installed.
Water connections are complete and the boiler and system have
been filled and purged of air.
The boiler is connected to the correct electrical power source listed
on the nameplate, a disconnect having adequate overload
protection is required.
Combustion air openings are not obstructed in any way and have
adequate capacity.
The boiler is placed the proper distance from any combustible
walls.
Relief valves have been piped to an acceptable drain at a safe
point of discharge.
Condensate piping is properly connected.
Verify system water quality is within specifications.
section for information on the use of the
T T T T echnical Service 1.877.728.5351
echnical Service 1.877.728.5351
echnical Service 1.877.728.5351
echnical Service 1.877.728.5351
as it appears in
N
!
OTICE
TM
P-K SONIC
Gas Fired Boiler
Appendix C
as this applies to
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