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AM Series Boiler & Water Heater User Manual
CHAPTER 9 – OPERATION
WARNING!
If the high temperature fuse is blown before it is replaced, it is mandatory to inform the
manufacturer to prevent serious damage and a possible dangerous condition.
vent could cause high levels of CO to enter the mechanical room. Ensure vent is intact and
free of any obstructions or restrictions.
9.22 Unit Shut-Down
To shut the unit down, perform the following:
1.
Turn the unit power switch to the OFF position.
2.
Turn off all electrical power to the unit.
3.
Close the manual shut-off valve (Figure 9-3) by turning the valve handle clock-wise. Do not
force.
•
Do not drain the system, unless exposure to freezing temperatures will occur.
•
Do not drain the system, if it is filled with an antifreeze solution.
OMM-0100_E • GF-146 • 11/15/2019
Shutting Down the Unit
Figure 9-3: Gas Safety Shut-Off Valve
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
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