Emergency Shutdown - Watts Aerco TAG-0072 GF-146-E Operation & Maintenance Manual

AM Series Boiler & Water Heater User Manual
CHAPTER 1: GENERAL INFORMATION

1.2 Emergency Shutdown

If overheating occurs or the gas supply fails to shut off, close the manual gas shutoff valve
(Figure 1-1) located external to the unit.
NOTE:
The Installer must identify and indicate the location of the emergency shutdown manual gas
valve to operating personnel.
IMPORTANT: FOR MASSACHUSETTS INSTALLATIONS:
Boiler Installations within the Commonwealth of Massachusetts must conform to the following
requirements:
•
Boiler must be installed by a plumber or a gas fitter who is licensed within the
Commonwealth of Massachusetts.
•
Prior to unit operation, the complete gas train and all connections must be leak tested using
a non-corrosive soap.
•
The vent termination must be located a minimum of 4 feet above grade level. If side-wall
venting is used, the installation must conform to the requirements in 248 CMR 5.08 (2).
•
Must be installed according to all local codes.
OMM-0100_E • GF-146 • 11/15/2019
Figure 1-1: Manual Gas Shutoff Valve
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