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WARNING

Asphyxiation Hazard. This boiler requires regular maintenance and service to operate safely. Follow

the instructions contained in this manual.
Improper installation, adjustment, alteration, service or maintenance can cause property damage,

personal injury or loss of life. Read and understand the entire manual before attempting installation,

start-up operation, or service. Installation and service must be performed only by an experienced,

skilled, and knowledgeable installer or service agency
This boiler must be properly vented.
This boiler needs fresh air for safe operation and must be installed so there are provisions for

adequate combustion and ventilation air.
Asphyxiation Hazard. The interior of the venting system must be inspected and cleaned before the

start of the heating season and should be inspected periodically throughout the heating season for

any obstructions. A clean and unobstructed venting system is necessary to allow noxious fumes

that could cause injury or loss of life to vent safely and will contribute toward maintaining the boiler’s

efficiency.
Installation is not complete unless a safety relief valve is installed into the tapping located on left side

of appliance or the supply piping. - See the Water Piping and Trim Section of this manual for details.
This boiler is supplied with safety devices which may cause the boiler to shut down and not re-start

without service. If damage due to frozen pipes is a possibility, the heating system should not be left

unattended in cold weather; or appropriate safeguards and alarms should be installed on the heating

system to prevent damage if the boiler is inoperative.
Burn Hazard. This boiler contains very hot water under high pressure. Do not unscrew any pipe

fittings nor attempt to disconnect any components of this boiler without positively assuring the water

is cool and has no pressure. Always wear protective clothing and equipment when installing, starting

up or servicing this boiler to prevent scald injuries. Do not rely on the pressure and temperature

gauges to determine the temperature and pressure of the boiler. This boiler contains components

which become very hot when the boiler is operating. Do not touch any components unless they are

cool.
Respiratory Hazard. Boiler materials of construction, products of combustion and the fuel contain

alumina, silica, heavy metals, carbon monoxide, nitrogen oxides, aldehydes and/or other toxic or

harmful substances which can cause death or serious injury and which are known to the state of

California to cause cancer, birth defects and other reproductive harm. Always use proper safety

clothing, respirators and equipment when servicing or working nearby the appliance.
Failure to follow all instructions in the proper order can cause personal injury or death. Read all

instructions, including all those contained in component manufacturers manuals which are provided

with the boiler before installing, starting up, operating, maintaining or servicing.
All cover plates, enclosures and guards must be in place at all times.

NOTICE

This boiler has a limited warranty, a copy of which is included with this boiler. It is the responsibility of

the installing contractor to see that all controls are correctly installed and are operating properly when the

installation is complete.

XI. Service and Maintenance

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