2
IMPORTANT
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Read carefully and consult drawings before beginning work.
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The CWL-GS is factory assembled and packaged. Check shipping list as the unit and accom-
panying cartons are unpacked. Report shortages or damage to the delivering carrier immedi-
ately.
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Safe lighting and other performance criteria were met with the gas manifold and control
assembly provided on the boiler when the boiler underwent tests as specified in Gas Fired
Low-Pressure Steam and Hot Water Boilers ANSI Z21.13.
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The instructions, drawings, and data included in this manual are only guidelines. The equip-
ment shall be installed in accordance with the installation requirements of the authority hav-
ing jurisdiction or in the absence of such requirements to the current edition of the National
Fuel Gas Code ANSI Z223.1. (Available from the American Gas Association, Pleasant Valley
Road, Cleveland, Ohio 44134)
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When required by the authority having jurisdiction, the installation must conform to the
American Society of Mechanical Engineers Safety Code for Control and Safety Devices for
Automatically Fired Boilers, No. CSD-1.
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This Instruction Manual shall be kept near the boiler for future reference.
! WARNING:
THIS PRODUCT MUST BE INSTALLED BY A LICENSED PLUMBER OR GAS FITTER WHEN
INSTALLED WITHIN THE COMMONWEALTH OF MASSACHUSETTS.
IMPROPER INSTALLATION, ADJUSTMENT, ALTERATION, SERVICE OR MAINTENANCE OF
THIS BOILER MAY CAUSE INJURY OR PROPERTY DAMAGE.
IF YOU SMELL GAS OR SUSPECT A GAS LEAK, TURN OFF GAS AT THE MANUAL SER-
VICE VALVE AND EVACUATE THE HOUSE. DO NOT TRY TO LIGHT ANY APPLIANCE. DO
NOT TOUCH ANY ELECTRICAL SWITCHES OR TELEPHONES IN THE BUILDING UNTIL
YOU ARE SURE NO GAS REMAINS IN THE AIR.
COMPLIANCE WITH ALL APPLICABLE CODES IS THE SOLE RESPONSIBILITY OF THE
INSTALLER.
