AM Series Boiler Heat Exchanger Maintenance & Replacement
Technical Instruction Document
2.2: Closing Water and Gas Connections
Closing Water and Gas Connections
1. Turn OFF the water supply and return pipe valves. See Figure 2-3.
Figure 2-3: Turn OFF Water Supply and Return Pipe Valves
2. Turn OFF the gas supply valve. See Figure 2-4.
Figure 2-4: Turn OFF Gas Supply Valve
3. Completely remove power from the unit by shutting off electrical power upstream from the
boiler.
WARNING!
High voltages are used in AM Series systems. It is required that all
power applied to these boilers is removed first before performing any
of the procedures described in this document. Use extreme care
when accessing circuits and electrical connections within the
equipment. Serious personal injury or death may occur if this warning
is not observed.
OFF
Page 6 of 36 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 TID-0137_0A
02/02/2015 Ph.: 800-526-0288
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