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110
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 printed on the back of this manual. 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
(continued)
Summary of Contents for Alpine ALP500C
Page 48: ...48 VI Water Piping and Trim continued Figure 28 Near Boiler Piping Heating Only ...
Page 62: ...62 Figure 40 Ladder Diagram VIII Electrical continued ...
Page 63: ...63 VIII Electrical continued 2 Figure 41 Wiring Connections Diagram ...
Page 72: ...72 IX System Start up continued Figure 48 Operating Instructions ...
Page 124: ...124 XIII Repair Parts continued ...
Page 126: ...126 XIII Repair Parts continued ALP600C ALP700C and ALP800C ALP800C shown ...
Page 130: ...130 XIII Repair Parts continued ...
Page 133: ...133 XIII Repair Parts continued 10A 10B 10C 10D 10G ...
Page 143: ...143 ...
Page 144: ...144 U S Boiler Company Inc P O Box 3020 Lancaster PA 17604 1 888 432 8887 www usboiler net ...