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Y–Series Boiler Control, Installed on Boiler(s) As Ordered
Outdoor Temperature Sensor Assembly 1
Water Temperature Sensor Assembly 1
Optional Equipment As Ordered
Check packaging for damaged or missing components.
IMPORTANT SAFETY INSTRUCTIONS
IMPORTANT NOTICE: These instructions are intended for use by qualified personnel who are
specifically trained and experienced in the installation of this type of equipment and related system
components. Installation and service personnel may be required by some states to be licensed. If your
state requires certification, be sure your contractor bears the appropriate license. Only qualified persons
shall attempt to repair this equipment. Repair must be according to these instructions.
WARNING: Improper installation, adjustment, alteration, service or maintenance may damage the
equipment, create a hazard resulting in asphyxiation, explosion, fire, electric shock, personal injury or
property damage, and will void the warranty.
CAUTION: MORE THAN ONE (1) SUPPLY SOURCE. THIS APPLIANCE HAS PROVISIONS
TO BE CONNECTED TO MORE THAN ONE (1) SUPPLY SOURCE. TO REDUCE THE RISK
OF ELECTRIC SHOCK, DISCONNECT ALL SUCH CONNECTIONS BEFORE SERVICING.
CAUTION: RISK OF ELECTRIC SHOCK. MORE THAN ONE (1) DISCONNECT SWITCH
MAY BE REQUIRED TO DE-ENERGIZE THE EQUIPMENT BEFORE SERVICING.
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